{"title":"Hayward Universal H-Series Heaters \u0026 Parts","description":"\u003cp\u003e\u003cstrong\u003eShop Hayward Universal H-Series pool and spa heaters plus genuine OEM replacement parts.\u003c\/strong\u003e This collection includes natural-gas and propane heaters, newer OmniX-equipped models, ASME configurations, heat exchangers, ignition components, control boards, display parts, and installation accessories for compatible Hayward H-Series systems.\u003c\/p\u003e\u003ch2\u003eUniversal H-Series Gas Heaters\u003c\/h2\u003e\u003cp\u003eHayward Universal H-Series heaters are available in multiple BTU sizes for residential pool and spa applications. Natural-gas and propane models should always be matched to the actual fuel source, gas-line capacity, pool or spa volume, installation location, and local code requirements.\u003c\/p\u003e\u003ch2\u003eHayward H-Series with OmniX\u003c\/h2\u003e\u003cp\u003eNewer H-Series OmniX models add updated controls and connected-equipment compatibility. Selected configurations are available in standard and ASME versions. When replacing an older heater, compare plumbing height, gas connection, electrical requirements, venting, footprint, and automation compatibility.\u003c\/p\u003e\u003ch2\u003eH-Series Replacement Parts\u003c\/h2\u003e\u003cp\u003eThis collection includes genuine Hayward heat exchangers, control boards, ignitors, display boards, sensors, and installation adapters. Heater service parts are model-specific, so confirm the exact heater model and serial information before ordering.\u003c\/p\u003e\u003ch2\u003eNeed Help Replacing a Hayward Heater?\u003c\/h2\u003e\u003cp\u003eSend Pool Supply Depot the existing heater model, serial number, BTU rating, fuel type, plumbing size, automation information, and equipment-pad photos. We can help compare current Hayward options and identify compatible OEM parts.\u003c\/p\u003e\u003cp\u003eFor all Hayward heating equipment, shop \u003ca href=\"\/collections\/hayward-heaters\"\u003eHayward Pool Heaters\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"hayward-h-series-heater-display-board-only-idxl2db1930","title":"Hayward H-Series Heater Display Board Only | IDXL2DB1930","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward IDXL2DB1930 H-Series Heater Display Board is a genuine OEM replacement display board designed for select Hayward H-Series Low NOx Induced Draft and Universal H-Series Low NOx pool and spa heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlso identified by Hayward as the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUHS Legacy Display Board\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component restores the heater's local control-panel display and operator interface when the original display board becomes damaged, unresponsive, or unreadable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Hayward OEM Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eFactory replacement display board designed specifically for compatible Hayward pool and spa heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eUniversal H-Series Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDesigned for select Universal H-Series Low NOx FD heater models from H150FD through H500FD.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIDL2 Heater Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAlso compatible with select H-Series Low NOx Induced Draft models including H250IDL2, H350IDL2, and H400IDL2.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eRestores Heater Interface\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eReplaces a failed display board to restore access to heater temperature settings, operating modes, status information, and diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eLegacy UHS Display Board\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHayward identifies IDXL2DB1930 as the replacement UHS Legacy Display Board for applicable heater generations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward OEM replacement part\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores heater display and control functionality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with multiple H-Series heater sizes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for select Low NOx and ASME applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllows display-board repair without replacing the complete heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for direct integration with compatible existing heater controls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for replacing blank, damaged, or malfunctioning display boards\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH-Series \/ Universal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Display Board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number \/ SKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIDXL2DB1930\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e610377896740\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHayward Description\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUHS Legacy Display Board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible IDL2 Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH250IDL2, H350IDL2, H400IDL2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible FD Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH150FD, H200FD, H250FD, H300FD, H350FD, H400FD, H500FD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx \/ Induced Draft \/ Universal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool \u0026amp; Spa Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.483 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8.69 x 5.47 x 5.54 in.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMinimum Sell Quantity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-Year Replacement Part Warranty\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDisconnect all electrical power to the heater before opening the control compartment or replacing the display board. Shut off the gas supply when heater servicing requires access to combustion or gas-system components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore removing the existing board, inspect and document the wiring and communication connections. Check connectors and surrounding control components for corrosion, moisture damage, loose terminals, or overheating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePool and spa gas-heater electronic repairs should be performed by a qualified service professional.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eConfirm Before Ordering\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIDXL2DB1930\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for compatible heater applications including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eH250IDL2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH350IDL2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH400IDL2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH150FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH200FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH300FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH350FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH400FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH500FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect ASME and Universal H-Series Low NOx configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward has used different display and control-board designs across H-Series heater generations. Confirm the existing heater model, serial number, and display-board part number before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWarranty Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward lists the IDXL2DB1930 with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1-year replacement-part warranty\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Warranty eligibility and coverage are subject to Hayward's current terms, installation requirements, proof of purchase, and applicable exclusions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is IDXL2DB1930 a genuine Hayward part?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. It is a genuine Hayward replacement display board.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this fit Universal H-Series heaters?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. It is compatible with select Universal H-Series Low NOx FD models from H150FD through H500FD.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it fit older IDL2 heaters?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. Hayward lists compatibility with H250IDL2, H350IDL2, and H400IDL2 models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this the main integrated heater control board?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. This is the display board. Other heater control boards, bezels, keypads, sensors, and ignition components are separate parts.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":51791994224950,"sku":"IDXL2DB1930","price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/81fkEtDNZAL.jpg?v=1744304077"},{"product_id":"haywardheatexchangerassemblyfdxlhxa1150hppfdxlhxa1150","title":"Hayward H-Series Heat Exchanger Assembly 150K \/ 135K ABG | FDXLHXA1150","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward FDXLHXA1150 Heat Exchanger Assembly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement heat exchanger designed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series H150FD 150,000 BTU pool and spa heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and select \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e135K H-Series above-ground heater configurations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger is the primary component responsible for transferring heat from the heater's combustion system into the circulating pool or spa water. Hayward constructs the Universal H-Series heat exchanger from durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupronickel materials\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing excellent heat transfer and improved resistance to demanding pool-water conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis replacement assembly is ideal when the original heat exchanger has developed leaks, corrosion, freeze damage, severe scaling, or other deterioration that prevents proper heater operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Hayward OEM Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured by Hayward for proper fit and performance in compatible H-Series heater models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e150,000 BTU H150FD Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward specifically identifies FDXLHXA1150 as the heat exchanger assembly for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eH150FD Universal H-Series Low NOx heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e135K Above-Ground Heater Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlso listed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e135K H-Series above-ground heater configurations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCupronickel Heat Exchanger Construction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConstructed using copper-nickel materials designed to provide efficient heat transfer and increased resistance to pool-water conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eComplete Heat Exchanger Assembly\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned as the replacement heat exchanger assembly rather than an individual tube, gasket, or header service component.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward OEM replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits compatible H150FD heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e150,000 BTU heater application\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with select 135K above-ground H-Series heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupronickel heat exchanger construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores proper heater heat transfer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps correct leaking or damaged heat exchangers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for Hayward Universal H-Series Low NOx heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional replacement component\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-designed fit and configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFDXLHXA1150\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePrimary Heater Model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH150FD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAdditional Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSelect 135K H-Series Above-Ground Heaters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupronickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool \u0026amp; Spa Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOEM \/ Aftermarket\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGenuine Hayward OEM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 30 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 30\" x 18\" x 8.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool360 Product Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHAY-151-0003\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFDXLHXA1150\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e610377104593\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eCompatible Heater Models\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FDXLHXA1150 is designed for compatible models including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHayward H150FD Universal H-Series Low NOx\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH150FDN Natural Gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH150FDP Propane\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eW3H150FDN\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eW3H150FDP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect Hayward 135K H-Series above-ground heater configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways verify the complete heater model and existing heat exchanger part number before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing a pool heater heat exchanger requires substantial heater disassembly and should be performed by a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003equalified pool-heater professional\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore servicing:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTurn off electrical power to the heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShut off the gas supply\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTurn off the circulation system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllow the heater to cool completely\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrain water from the heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRelieve all system pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward specifically states that installation and service of Universal H-Series heaters should be performed by personnel qualified in pool and spa heater installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Water Chemistry Notice\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHeat exchanger failure is frequently associated with improper water chemistry, insufficient water flow, scaling, corrosion, or freeze damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore installing a new heat exchanger, determine why the original exchanger failed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward recommends maintaining proper:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWater flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003epH\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTotal alkalinity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalcium hardness\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSanitizer levels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSalt concentration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA failed heat exchanger should not simply be replaced without correcting the underlying cause, as the replacement exchanger may also become damaged.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eConfirm Before Ordering\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfirm all of the following before purchasing:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHayward part number FDXLHXA1150\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeater model number\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeater BTU rating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExisting heat exchanger part number\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH150FD \/ compatible 135K heater application\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNon-ASME heater configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDo not order solely by heater appearance.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward uses different heat exchanger assemblies for each heater size:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1150 – 150K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1200 – 200K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1250 – 250K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1300 – 300K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1350 – 350K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFDXLHXA1400 – 400K\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommercial ASME configurations may also require different heat exchanger assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWarranty Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a genuine Hayward OEM replacement component. Warranty eligibility is subject to Hayward's current replacement-part warranty terms, proper installation, water chemistry, water flow, maintenance, and operating conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDamage caused by freezing, improper chemistry, inadequate circulation, excessive scaling, corrosion, or improper installation may not qualify for manufacturer warranty coverage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What heater does Hayward FDXLHXA1150 fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is the OEM heat exchanger assembly for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H150FD 150,000 BTU Universal H-Series heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and select 135K H-Series above-ground heater configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it fit both natural gas and propane H150FD heaters?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The heat exchanger is a water-side component and is used with compatible H150FD natural gas and propane configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a genuine Hayward part?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. FDXLHXA1150 is a genuine Hayward OEM replacement heat exchanger assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What material is the heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward identifies the Universal H-Series heat exchanger as being manufactured from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecopper and nickel, commonly referred to as cupronickel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Will this fit an H200FD or H250FD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. Those heater sizes use different heat exchanger assemblies. The H200FD uses FDXLHXA1200 and the H250FD uses FDXLHXA1250.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What commonly causes a pool heater heat exchanger to fail?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon causes include improper water chemistry, scale buildup, corrosion, inadequate water flow, freeze damage, or prolonged exposure to highly concentrated pool chemicals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Should I replace anything else when replacing the heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInspect the headers, O-rings, bypass components, temperature sensors, pressure switch connections, and surrounding heater components during replacement. Any damaged components should be replaced before returning the heater to service.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762699039030,"sku":"HPPFDXLHXA1150 -H","price":1255.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/FDXLHXA1150_img5__40464.webp?v=1787348272"},{"product_id":"haywarduniversalhseriesnaturalgasheater150000btuslownoxw3h150fdnhppw3h150fdn","title":"Hayward Universal H-Series Natural Gas Heater 150K BTU | W3H150FDN","description":"\u003ch1\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Natural Gas Heater W3H150FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 150,000 BTU pool and spa heater designed to deliver reliable, efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines dependable natural gas performance with installation flexibility, corrosion-resistant construction, and easy-to-use digital controls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Low NOx emissions design, and a forced-draft combustion system, the W3H150FDN is built to provide fast, consistent heating while helping protect against corrosion caused by challenging water conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eReliable Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 150K BTU heater is designed to help raise and maintain comfortable pool or spa water temperatures. Whether used to extend the swimming season, warm water on cooler days, or provide quick heat for a spa, this heater delivers dependable on-demand performance when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts 150,000 BTU heating capacity makes it a practical option for smaller to mid-size residential in-ground pools and compatible spa applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eUniversal Installation Flexibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series is designed with installation adaptability in mind. Its compact, low-profile cabinet and flexible connection options help simplify both new installations and replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is well suited for equipment pads where space, plumbing orientation, and service access are important considerations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series natural gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e150,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent heating performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel for simple operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for left-side or right-side water, gas, and electrical connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with saltwater pools when properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast, Dependable Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 150K BTU output helps warm pool or spa water efficiently, allowing customers to enjoy more comfortable swimming conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNatural Gas Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNatural gas provides strong, consistent heat output for pool and spa applications, making this heater a dependable choice for homes with natural gas service.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature failure caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports compliance in many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Temperature Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel makes it simple to adjust and monitor heater operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H150FDN a strong replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eResidential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmaller to mid-size pool heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes supplied with natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older natural gas pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting faster heating than solar alone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H150FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 150,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas line sizing and supply requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with propane unless the heater model is specifically configured for propane gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Natural Gas Heater, 150K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H150FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H150FDN-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H150FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377406840\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H150FDN use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H150FDN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H150FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H150FDN features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a propane heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with propane unless the heater model specifically supports propane.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377406840\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762729513270,"sku":"HPPW3H150FDN -H","price":2999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_995dfdb8-6e5a-4c4c-a339-1eef140b4a61.png?v=1771908384"},{"product_id":"haywarduniversalhseriespropanegasheater150000btuslownoxw3h150fdphppw3h150fdp","title":"Hayward Universal H-Series Propane Gas Heater 150,000 BTUs, Low NOx | W3H150FDP","description":"\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series W3H150FDP is a 150,000 BTU propane gas pool and spa heater designed for reliable heating, compact installation, and long-term performance. Built with Low NOx emissions and a cupro nickel heat exchanger, this heater is a strong option for residential pools and spas where corrosion resistance, service access, and efficient heat-up are important.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design offers flexible installation with left- or right-side gas, water, and electrical connections, making it easier to fit new or existing equipment pads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eResidential pools and spas needing a compact 150,000 BTU propane heater for pool heating, spa heating, seasonal temperature control, or replacement of an existing gas heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003e150,000 BTU propane gas pool and spa heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for improved corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for pool and spa applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced draft combustion system for consistent heater performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel with temperature display and diagnostics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlexible left- or right-side water, gas, and electrical connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with saltwater and traditional chlorine pool systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation recommended\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H150FDP provides dependable propane heating for pool and spa applications in a compact equipment pad footprint. The cupro nickel heat exchanger helps provide improved resistance against corrosion and chemically challenging water conditions, while the forced draft system helps maintain consistent combustion performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital control panel makes operation and troubleshooting easier, and the flexible connection layout helps simplify installation on a wide range of equipment pads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool \u0026amp; Spa Gas Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart Number \/ SKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H150FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePropane Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and Spa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControl Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED Control Panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor Equipment Pad\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2-1\/2\" CPVC Unions\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGas Connection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/4\" Gas Connection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eElectrical\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e110V \/ 220V adaptable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximately 21\" W x 29-1\/2\" D x 24\" H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBarcode \/ UPC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387200\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eConfirm Before Ordering\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease confirm fuel type, BTU size, gas line sizing, electrical requirements, plumbing configuration, local code requirements, and installation location before ordering. This model is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is not the natural gas version. Professional installation by a qualified pool heater technician or licensed gas professional is strongly recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the W3H150FDP propane or natural gas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe W3H150FDP is the propane gas version.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eHow many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis model is rated at 150,000 BTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan this heater be used for both pools and spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. The Hayward Universal H-Series W3H150FDP is designed for pool and spa heating applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs this a Low NOx heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. This heater is designed with Low NOx emissions and meets applicable clean air quality standards in Low NOx areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. Hayward lists the Universal H-Series with a standard cupro nickel heat exchanger for improved corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan this be used with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. The cupro nickel heat exchanger makes it a strong option for saltwater and chemically challenging pool environments when water chemistry is properly maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. Gas pool heaters should be installed by a qualified pool professional or licensed gas technician.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730037558,"sku":"HPPW3H150FDP -H","price":2999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_ba631bb8-44d2-48d3-bc21-a0e1d059e4b5.jpg?v=1771826783"},{"product_id":"haywarduniversalhseriesnaturalgasheater200000btuslownoxw3h200fdnhppw3h200fdn","title":"Hayward Universal H-Series Natural Gas Heater, 200K BTU | W3H200FDN","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Natural Gas Heater W3H200FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 200,000 BTU pool and spa heater designed to deliver dependable, efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong natural gas performance with flexible installation, durable construction, and easy-to-use digital controls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Low NOx emissions design, and forced-draft combustion system, the W3H200FDN is engineered for fast, reliable heat-up performance while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eReliable Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 200K BTU heater helps raise and maintain comfortable pool or spa water temperatures. Whether used to extend the swimming season, warm water on cooler days, or provide quick heating for a spa, this heater delivers dependable on-demand performance when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating capacity makes it a practical option for residential pool and spa systems that require more heating power than smaller gas heater models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eUniversal Installation Flexibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series is designed for flexible installation and service. Its compact, low-profile cabinet and adaptable connection layout make it a strong choice for both new equipment pad installations and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model is well suited for residential pool owners who want a durable natural gas heater with dependable heating performance and straightforward operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series natural gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e200,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent heating performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel for simple operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for left-side or right-side water, gas, and electrical connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with saltwater pools when properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast, Dependable Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 200K BTU output provides strong heating performance for residential pools and spas, helping customers enjoy more comfortable water temperatures.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNatural Gas Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNatural gas provides consistent heat output, making this heater a reliable choice for homes with natural gas service.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Temperature Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel allows pool owners to adjust and monitor heater operation with ease.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H200FDN a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eResidential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMid-size residential pool heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes supplied with natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older natural gas pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting faster heating than solar alone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H200FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 200,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas line sizing and supply requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with propane unless the heater model is specifically configured for propane gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Natural Gas Heater, 200K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H200FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H200FDN-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H200FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377406857\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H200FDN use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H200FDN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H200FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H200FDN features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a propane heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with propane unless the heater model specifically supports propane.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377406857\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730070326,"sku":"HPPW3H200FDN -H","price":3699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_db735d01-f658-4afe-a5f6-a4cd59f09160.png?v=1771908296"},{"product_id":"haywarduniversalhseriespropanegasheater200000btuslownoxw3h200fdphppw3h200fdp","title":"Hayward Universal H-Series Propane Gas Heater 200,000 BTUs, Low NOx | W3H200FDP","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Propane Gas Heater W3H200FDP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 200,000 BTU pool and spa heater designed to deliver fast, reliable, and efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong propane heating performance with Low NOx emissions, durable construction, and flexible installation features.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, electronic ignition, digital controls, and a forced-draft combustion system, the W3H200FDP is engineered for dependable heating performance while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eReliable Propane Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 200K BTU propane heater helps raise and maintain comfortable water temperatures for pools and spas. Whether used to extend the swimming season, warm water on cooler days, or provide faster heat recovery for a spa, this heater delivers dependable on-demand heating when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output makes it a practical choice for residential pool and spa systems that need more heating power than smaller gas heater models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Low NOx Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series Low NOx heater is designed to help reduce nitrogen oxide emissions while delivering strong heating performance. This makes it a suitable choice for many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe W3H200FDP uses propane gas and should only be installed with the proper LP gas supply, regulator, gas line sizing, and code-compliant installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFlexible Universal Installation Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is designed for adaptable installation and easier replacement. Its compact cabinet, connection flexibility, and service-friendly layout make it a strong option for both new equipment pads and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is commonly selected for residential in-ground pools, spas, and pool\/spa combinations where propane fuel is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series propane gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e200,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane gas \/ LP fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent choice for saltwater pools when water chemistry is properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system with no standing pilot\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control panel with temperature display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in diagnostics for easier troubleshooting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2\" x 2.5\" CPVC union plumbing connections, where supplied\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast, Dependable Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 200K BTU output provides strong heating performance for residential pools and spas, helping customers enjoy more comfortable water temperatures.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePropane Gas Convenience\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane heating is a practical solution for homes that do not have natural gas service but still need powerful, on-demand pool or spa heating.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Heat Exchanger\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter air-quality requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Operation and Diagnostics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital control panel makes it simple to adjust water temperature, monitor heater operation, and support easier troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H200FDP a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eResidential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMid-size residential pool heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes using propane gas \/ LP fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older propane pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting faster heating than solar alone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAreas where Low NOx heater performance is required\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H200FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Propane gas \/ LP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 200,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane supply and regulator requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas line sizing and supply pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with natural gas unless the heater model is specifically configured for natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Propane Gas Heater, 200K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane tank, propane regulator, gas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H200FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H200FDP-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H200FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387224\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGTIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e00610377387224\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePropane Gas \/ LP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2.5\" CPVC unions, where supplied\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMinimum Water Flow\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Water Flow\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24\" x 22\" x 29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 140 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H200FDP use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H200FDP uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e200,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H200FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H200FDP features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a natural gas heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with natural gas unless the heater model specifically supports natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does Low NOx mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Low NOx means the heater is designed to produce lower nitrogen oxide emissions, helping meet clean-air requirements in many areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377387224\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730103094,"sku":"HPPW3H200FDP -H","price":3449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_9a75ef13-be74-42f3-83de-2472e9246880.jpg?v=1771826975"},{"product_id":"hayward-universal-h-series-natural-gas-heater-250k-btu-w3h250fdn","title":"Hayward Universal H-Series Natural Gas Heater 250K BTU | W3H250FDN","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Natural Gas Heater W3H250FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 250,000 BTU pool and spa heater designed to deliver fast, dependable, and efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong natural gas performance with Low NOx emissions, flexible installation features, and durable construction for long-lasting pool comfort.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, electronic ignition, digital controls, and a forced-draft combustion system, the W3H250FDN is engineered to provide reliable heating while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eReliable Natural Gas Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 250K BTU natural gas heater helps raise and maintain comfortable water temperatures for pools and spas. Whether used to extend the swimming season, warm cooler water, or provide fast heat recovery for an attached spa, this heater delivers dependable on-demand heating when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output makes it a practical choice for residential pool and spa systems that require stronger heating performance than smaller gas heater models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Low NOx Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series Low NOx heater is designed to help reduce nitrogen oxide emissions while delivering strong heating performance. This makes it suitable for many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe W3H250FDN uses natural gas and should only be installed with the proper natural gas supply, gas line sizing, ventilation, electrical setup, and code-compliant installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFlexible Universal Installation Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is designed for adaptable installation and easier replacement. Its compact cabinet, connection flexibility, and service-friendly layout make it a strong option for both new equipment pads and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is commonly selected for residential in-ground pools, spas, and pool\/spa combinations where natural gas service is available.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series natural gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e250,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent choice for saltwater pools when water chemistry is properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system with no standing pilot\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel with temperature display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in diagnostics for easier troubleshooting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2\" x 2.5\" CPVC union plumbing connections, where supplied\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast, Dependable Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 250K BTU output provides strong heating performance for residential pools and spas, helping customers enjoy more comfortable water temperatures with faster heat-up than lower-BTU models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNatural Gas Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNatural gas provides consistent heat output, making this heater a reliable choice for homes with natural gas service.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Heat Exchanger\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter air-quality requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Operation and Diagnostics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel makes it simple to adjust water temperature, monitor heater operation, and support easier troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H250FDN a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eResidential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMid-size to larger residential pool heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes using natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older natural gas pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting faster heating than solar alone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAreas where Low NOx heater performance is required\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H250FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 250,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas line sizing and supply pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with propane unless the heater model is specifically configured for propane gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Natural Gas Heater, 250K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H250FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H250FDN-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H250FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387231\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGTIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e00610377387231\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2.5\" CPVC unions, where supplied\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 24\" x 25\" x 29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H250FDN use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H250FDN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H250FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H250FDN features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a propane heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with propane unless the heater model specifically supports propane.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does Low NOx mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Low NOx means the heater is designed to produce lower nitrogen oxide emissions, helping meet clean-air requirements in many areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377387231\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730135862,"sku":"HPPW3H250FDN -H","price":3999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/W3H250FDN-Universal-H-Series-Low-NOx-250K-BTU-Natural-Gas-Pool--Spa-Heater.avif?v=1771697695"},{"product_id":"haywarduniversalhseriespropanegasheater250000btuslownoxw3h250fdphppw3h250fdp","title":"Hayward Universal H-Series Propane Gas Heater 250K BTU | W3H250FDP","description":"\u003ch1\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Propane Gas Heater W3H250FDP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 250,000 BTU pool and spa heater designed to provide fast, reliable, and efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong propane heating performance with Low NOx emissions, flexible installation features, and durable construction for long-lasting comfort.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, electronic ignition, digital controls, and a forced-draft combustion system, the W3H250FDP is engineered to deliver dependable heating while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eReliable Propane Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 250K BTU propane heater helps raise and maintain comfortable water temperatures for pools and spas. Whether used to extend the swimming season, warm cooler water, or provide fast heat recovery for an attached spa, this heater delivers dependable on-demand heating when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating capacity makes it a practical option for residential pool and spa systems requiring stronger heat output than smaller gas heater models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Low NOx Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series Low NOx heater is designed to help reduce nitrogen oxide emissions while delivering strong heating performance. This makes it a suitable choice for many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe W3H250FDP uses propane gas \/ LP fuel and should only be installed with the proper propane supply, regulator, gas line sizing, ventilation, electrical setup, and code-compliant installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFlexible Universal Installation Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is designed for adaptable installation and easier replacement. Its compact cabinet, connection flexibility, and service-friendly layout make it a strong option for both new equipment pads and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is commonly selected for residential in-ground pools, spas, and pool\/spa combinations where propane fuel is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series propane gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e250,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane gas \/ LP fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent choice for saltwater pools when water chemistry is properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system with no standing pilot\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel with temperature display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in diagnostics for easier troubleshooting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2\" x 2.5\" CPVC union plumbing connections, where supplied\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast, Dependable Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 250K BTU output provides strong heating performance for residential pools and spas, helping customers enjoy more comfortable water temperatures with faster heat-up than lower-BTU models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePropane Gas Convenience\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane heating is a practical solution for homes that do not have natural gas service but still need powerful, on-demand pool or spa heating.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Heat Exchanger\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter air-quality requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Operation and Diagnostics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel makes it simple to adjust water temperature, monitor heater operation, and support easier troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H250FDP a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eResidential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMid-size to larger residential pool heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes using propane gas \/ LP fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older propane pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting faster heating than solar alone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAreas where Low NOx heater performance is required\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H250FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Propane gas \/ LP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 250,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane supply and regulator requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas line sizing and supply pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with natural gas unless the heater model is specifically configured for natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Propane Gas Heater, 250K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane tank, propane regulator, gas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H250FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H250FDP-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H250FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387248\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGTIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e00610377387248\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePropane Gas \/ LP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2.5\" CPVC unions, where supplied\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 24\" x 25\" x 29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H250FDP use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H250FDP uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H250FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H250FDP features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a natural gas heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with natural gas unless the heater model specifically supports natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does Low NOx mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Low NOx means the heater is designed to produce lower nitrogen oxide emissions, helping meet clean-air requirements in many areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377387248\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730168630,"sku":"HPPW3H250FDP -H","price":3999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_33411718-484c-4825-8457-327b84a46725.png?v=1771909118"},{"product_id":"hayward-universal-h-series-natural-gas-heater-400k-btu-w3h400fdn","title":"Hayward Universal H-Series Natural Gas Heater 400K BTU | W3H400FDN","description":"\u003ch1\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Natural Gas Heater W3H400FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a powerful 400,000 BTU pool and spa heater designed to deliver fast, dependable, and efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong natural gas performance with Low NOx emissions, flexible installation features, and durable construction for long-lasting pool comfort.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, electronic ignition, digital controls, and a forced-draft combustion system, the W3H400FDN is engineered to provide reliable heat-up performance while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003ePowerful Natural Gas Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 400K BTU natural gas heater helps raise and maintain comfortable water temperatures for pools and spas. Whether used to extend the swimming season, warm cooler water, or provide fast heat recovery for an attached spa, this heater delivers strong on-demand heating when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output makes it a strong choice for larger residential pools, pool\/spa combinations, and applications requiring faster heat-up times.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Low NOx Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series Low NOx heater is designed to help reduce nitrogen oxide emissions while delivering dependable heating performance. This makes it suitable for many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe W3H400FDN uses natural gas and should only be installed with the proper natural gas supply, gas line sizing, ventilation, electrical setup, and code-compliant installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFlexible Universal Installation Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is designed for adaptable installation and easier replacement. Its compact cabinet, connection flexibility, and service-friendly layout make it a strong option for both new equipment pads and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is commonly selected for larger residential in-ground pools, spas, and pool\/spa combinations where natural gas service is available and high BTU heating performance is needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series natural gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e400,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent choice for saltwater pools when water chemistry is properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system with no standing pilot\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel with temperature display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in diagnostics for easier troubleshooting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndependent left- or right-side water, gas, and electrical connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2\" x 2.5\" CPVC union plumbing connections, where supplied\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast Heating for Larger Pools\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 400K BTU output delivers strong heating performance for larger residential pools, spas, and pool\/spa combinations, helping customers enjoy comfortable water temperatures faster than lower-BTU models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNatural Gas Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNatural gas provides consistent heat output, making this heater a reliable choice for homes with natural gas service and larger heating demands.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Heat Exchanger\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter air-quality requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Operation and Diagnostics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel makes it simple to adjust water temperature, monitor heater operation, and support easier troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H400FDN a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLarger residential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApplications requiring faster heat-up performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes using natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older natural gas pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting stronger heating performance than lower-BTU models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAreas where Low NOx heater performance is required\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H400FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Natural gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 400,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas line sizing and supply pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with propane unless the heater model is specifically configured for propane gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Natural Gas Heater, 400K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H400FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H400FDN-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H400FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387255\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGTIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e00610377387255\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2.5\" CPVC unions, where supplied\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 36\" W x 29.5\" D x 24\" H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H400FDN use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H400FDN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H400FDN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H400FDN features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a propane heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with propane unless the heater model specifically supports propane.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does Low NOx mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Low NOx means the heater is designed to produce lower nitrogen oxide emissions, helping meet clean-air requirements in many areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377387255\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730856758,"sku":"HPPW3H400FDN -H","price":5099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_b7468c18-246b-4708-b8f6-a5f1a95f9c7e.png?v=1771907954"},{"product_id":"haywarduniversalhseriespropanegasheater400000btuslownoxw3h400fdphppw3h400fdp","title":"Hayward Universal H-Series Propane Gas Heater 400,000 BTUs | W3H400FDP","description":"\u003ch1\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Propane Gas Heater W3H400FDP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a powerful 400,000 BTU pool and spa heater designed to deliver fast, dependable, and efficient heating for residential in-ground pool and spa applications. Built on Hayward’s Universal H-Series platform, this heater combines strong propane heating performance with Low NOx emissions, flexible installation features, and durable construction for long-lasting pool comfort.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, electronic ignition, digital controls, and a forced-draft combustion system, the W3H400FDP is engineered to provide reliable heat-up performance while helping protect against corrosion caused by challenging water chemistry conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003ePowerful Propane Heating for Pools and Spas\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series 400K BTU propane heater helps raise and maintain comfortable water temperatures for pools and spas. Whether used to extend the swimming season, warm cooler water, or provide fast heat recovery for an attached spa, this heater delivers strong on-demand heating when properly sized and professionally installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output makes it a strong choice for larger residential pools, pool\/spa combinations, and applications requiring faster heat-up times.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Low NOx Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward Universal H-Series Low NOx heater is designed to help reduce nitrogen oxide emissions while delivering dependable heating performance. This makes it suitable for many areas with stricter clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe W3H400FDP uses propane gas \/ LP fuel and should only be installed with the proper propane supply, regulator, gas line sizing, ventilation, electrical setup, and code-compliant installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFlexible Universal Installation Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is designed for adaptable installation and easier replacement. Its compact cabinet, connection flexibility, and service-friendly layout make it a strong option for both new equipment pads and heater replacement projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is commonly selected for larger residential in-ground pools, spas, and pool\/spa combinations where propane fuel is required and high BTU heating performance is needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward Universal H-Series propane gas heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e400,000 BTU heating capacity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane gas \/ LP fuel configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e120\/240 V electrical compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e60 Hz, single-phase operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger for enhanced corrosion resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent choice for saltwater pools when water chemistry is properly maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system for consistent performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system with no standing pilot\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital LED control panel with temperature display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in diagnostics for easier troubleshooting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal-style design for flexible installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, low-profile cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndependent left- or right-side water, gas, and electrical connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2\" x 2.5\" CPVC union plumbing connections, where supplied\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for new installations and heater replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eFast Heating for Larger Pools\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 400K BTU output delivers strong heating performance for larger residential pools, spas, and pool\/spa combinations, helping customers enjoy comfortable water temperatures faster than lower-BTU models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePropane Gas Convenience\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane heating is a practical solution for homes that do not have natural gas service but still need powerful, on-demand pool or spa heating.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrosion-Resistant Heat Exchanger\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cupro nickel heat exchanger helps resist corrosion and premature wear caused by unbalanced water chemistry, saltwater systems, and demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaner Low NOx Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Low NOx design helps reduce emissions and supports use in many areas with stricter air-quality requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Operation and Diagnostics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe digital LED control panel makes it simple to adjust water temperature, monitor heater operation, and support easier troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Replacement Option\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series design helps make the W3H400FDP a practical replacement choice for many existing pool heater installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLarger residential in-ground pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached spas and pool\/spa combinations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApplications requiring faster heat-up performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes using propane gas \/ LP fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSaltwater pools with properly balanced water chemistry\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing an older propane pool heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool owners wanting stronger heating performance than lower-BTU models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew equipment pad installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallations requiring 120\/240 V compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAreas where Low NOx heater performance is required\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward W3H400FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pool and spa heating applications. It is commonly used for residential in-ground pools and spas when properly sized for the pool volume, desired temperature rise, plumbing flow, and local climate conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFuel type: Propane gas \/ LP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeating capacity: 400,000 BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical requirements: 120\/240 V, 60 Hz, single phase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropane supply and regulator requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas line sizing and supply pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePool size and desired heat-up time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlumbing flow rate requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation and installation clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal gas, plumbing, electrical, and building codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis heater should not be used with natural gas unless the heater model is specifically configured for natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOne Hayward Universal H-Series Propane Gas Heater, 400K BTU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital control system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic ignition system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-installed heater components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer documentation, where supplied by packaging\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePropane tank, propane regulator, gas line components, venting materials, electrical whip, plumbing fittings, equipment pad materials, and installation labor are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Line\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H400FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPPW3H400FDP-H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eW3H400FDP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0610377387279\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGTIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e00610377387279\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool and spa heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePropane Gas \/ LP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmissions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCombustion System\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eForced draft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControls\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital LED control panel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePlumbing Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2\" x 2.5\" CPVC unions, where supplied\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 36\" W x 29.5\" D x 24\" H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential in-ground pools and spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChlorine and saltwater pools when properly maintained\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutdoor pool equipment installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfirm warranty terms at time of purchase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of fuel does the Hayward W3H400FDP use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H400FDP uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How many BTUs is this heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does this heater require?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The W3H400FDP is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120\/240 V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 60 Hz, single-phase electrical operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater for pools or spas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: This heater is designed for residential in-ground pools and spas when properly sized and installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The W3H400FDP features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for enhanced corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this heater compatible with saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It can be used with saltwater pools when the pool water is properly balanced and maintained.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this a natural gas heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: No. This model is configured for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epropane gas \/ LP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Do not use it with natural gas unless the heater model specifically supports natural gas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does Low NOx mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Low NOx means the heater is designed to produce lower nitrogen oxide emissions, helping meet clean-air requirements in many areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this heater require professional installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Gas pool heaters should be installed by qualified professionals according to local gas, electrical, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the barcode for this product?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The UPC \/ Barcode is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0610377387279\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762730889526,"sku":"HPPW3H400FDP -H","price":5099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/image_98df76db-a187-4ca8-b765-502f2702692d.png?v=1771906680"},{"product_id":"haywardheatexchangerassemblyh250haxhxa1253hpphaxhxa1253","title":"Hayward H250 ED1\/ED2 Heat Exchanger Assembly | HAXHXA1253","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H-Series H250 Heat Exchanger Assembly | HAXHXA1253\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement heat exchanger designed for select \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H250 pool and spa heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMillivolt, ED1, and ED2 H-Series models\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger is the primary component responsible for transferring heat generated by the heater's combustion system into the pool or spa water. A leaking, damaged, corroded, or restricted heat exchanger can cause poor heating performance, water leakage, excessive cycling, or complete heater failure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a complete OEM replacement solution for compatible H250 heaters and supersedes several earlier Hayward heat-exchanger part numbers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHayward H250 H-Series heater repairs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250 Millivolt heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250 ED1 heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250 ED2 electronic heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing a leaking heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing a corroded or damaged tube bundle\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestoring heater efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional pool-heater service and repair\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGenuine Hayward OEM Replacement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Engineered specifically for compatible Hayward H-Series heaters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDesigned for H250 Heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Correct heat exchanger for compatible 250,000 BTU H-Series configurations.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMillivolt, ED1 \u0026amp; ED2 Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Fits multiple generations of the original Hayward H-Series platform.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCupro-Nickel Construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Provides enhanced resistance to pool-water chemistry and corrosion.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eComplete Heat Exchanger Assembly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Replaces the primary water-to-heat transfer assembly.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e8-Tube Configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Four tubes across the upper section and four across the lower section.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOEM Hydraulic Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Maintains the water-flow characteristics engineered for the heater.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReplacement for Older Part Numbers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Supersedes select earlier H250 heat exchanger assemblies.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeater Size\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH250 \/ 250,000 BTU Class\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Heater Family\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Versions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMillivolt, ED1 \u0026amp; ED2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger Material\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro-Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eNumber of Tubes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eTube Arrangement\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Upper \/ 4 Lower\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eApprox. Heat Exchanger Length\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e25-3\/4\"\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCondition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNew OEM Hayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eUPC \/ GTIN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e610377810531\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eCompatible Hayward Heater Types\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is used with compatible original Hayward \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eH250 H-Series heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eH250 Millivolt versions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250 ED1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250 ED2 electronic models\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Compatibility Notice\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDo not order this heat exchanger based only on the “H250” designation.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward has manufactured several different generations of 250,000 BTU heaters, and they do \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enot\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e all use the same heat exchanger.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253 is NOT the correct heat exchanger for:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eH250FDN \/ H250FDP Universal H-Series heaters\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eH250IDL \/ H250IDL2 heater configurations\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThose heater families use different heat exchanger assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways verify the complete heater model number and existing part before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuperseded \/ Cross-Reference Part Numbers\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the current replacement for certain previous Hayward H250 heat exchanger numbers, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1250\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1252\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHAXHEX1250\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf your original heater documentation lists one of these older numbers, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253 may be the current OEM replacement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eModel verification is still recommended before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Replace a Pool Heater Heat Exchanger?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger is constantly exposed to heated pool water, chemicals, combustion heat, and changing operating conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon signs of heat exchanger failure may include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWater leaking from inside the heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVisible corrosion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeater failing to maintain temperature\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced water flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnusual heater cycling\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eScale buildup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater appearing beneath the heater cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInternal tube deterioration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA leaking heat exchanger should be inspected promptly because continued operation can damage additional heater components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWater Chemistry Matters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEven a high-quality replacement heat exchanger can be damaged by improper pool chemistry.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTo maximize service life, maintain pool and spa water within Hayward's recommended chemistry ranges and avoid conditions such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePersistently low pH\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcessive chlorine concentration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproper alkalinity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcessive salt or dissolved solids outside equipment specifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChemical feeding directly ahead of the heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePoor water circulation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eChemical feeders and chlorination equipment should always be installed according to the heater and sanitation-system manufacturer's instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation Guidance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing a pool-heater heat exchanger requires significant heater disassembly and involves:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGas-fired heating equipment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCombustion components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater plumbing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical controls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-temperature surfaces\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInstallation should be performed by a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003equalified pool-heater technician or licensed professional\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e familiar with Hayward gas pool heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGas and electrical power should be shut off before servicing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter installation, the heater should be inspected for proper:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWater flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGas operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCombustion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLeaks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSafety-control operation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat heater does HAXHXA1253 fit?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIt is designed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H250 H-Series Millivolt, ED1, and ED2 pool and spa heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWill HAXHXA1253 fit an H250FDN?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The H250FDN Universal H-Series uses a different heat exchanger.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWill it fit an H250IDL2 heater?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. The H250IDL2 uses a different heat exchanger assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes HAXHXA1253 replace HAXHXA1250?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. HAXHXA1253 is listed as the current replacement for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1250\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eHow many tubes does this heat exchanger have?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe assembly uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8 tubes—four upper and four lower\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs this an OEM Hayward part?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1253 is a genuine Hayward replacement heat exchanger assembly.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Buy From Pool Supply Depot?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePool Supply Depot supplies genuine \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward heaters, heat exchangers, pumps, filters, automation equipment, salt systems, replacement parts, and professional pool equipment\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e nationwide.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause Hayward has produced multiple H250 heater generations using different heat exchangers, we strongly recommend confirming your complete heater model before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSend us the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eheater model number and serial number\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and our pool equipment specialists can help verify the correct replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOrder the Hayward H-Series H250 Heat Exchanger Assembly | HAXHXA1253 from Pool Supply Depot today.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762761232694,"sku":"HPPHAXHXA1253 -H","price":1799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HPPHAXHXA1253_0.jpg?v=1755535359"},{"product_id":"haywardadapterkitforpentairmastertempheateruhxwpak1930hppuhxwpak1930","title":"Hayward Adapter Kit for Pentair MasterTemp Heater | UHXWPAK1930","description":"\u003cp data-start=\"456\" data-end=\"824\"\u003eUpgrade from a Pentair MasterTemp heater to a Hayward Universal H-Series heater with less hassle using the \u003cstrong data-start=\"563\" data-end=\"630\"\u003eHayward Adapter Kit for Pentair MasterTemp Heater | UHXWPAK1930\u003c\/strong\u003e. This water adapter kit is designed to help connect existing Pentair MasterTemp plumbing to a compatible Hayward Universal H-Series heater, reducing the need for major equipment pad replumbing.\u003c\/p\u003e\n\u003cp data-start=\"826\" data-end=\"1095\"\u003eWhen replacing a pool heater, plumbing alignment can add time, labor, and cost to the job. The Hayward UHXWPAK1930 adapter kit helps simplify that process by allowing installers to align, adapt, and connect the new Hayward heater to existing water plumbing connections.\u003c\/p\u003e\n\u003cp data-start=\"1097\" data-end=\"1307\"\u003eThis kit is ideal for pool professionals and homeowners upgrading their heating system from a Pentair MasterTemp to a Hayward Universal H-Series heater while keeping the installation cleaner and more efficient.\u003c\/p\u003e\n\u003chr data-start=\"1309\" data-end=\"1312\"\u003e\n\u003ch2 data-section-id=\"4fdhx7\" data-start=\"1314\" data-end=\"1328\"\u003eIdeal For\u003c\/h2\u003e\n\u003cp data-start=\"1330\" data-end=\"1379\"\u003eThe Hayward UHXWPAK1930 adapter kit is ideal for:\u003c\/p\u003e\n\u003cul data-start=\"1381\" data-end=\"1731\"\u003e\n\u003cli data-section-id=\"gvkn39\" data-start=\"1381\" data-end=\"1463\"\u003eReplacing a Pentair MasterTemp heater with a Hayward Universal H-Series heater\u003c\/li\u003e\n\u003cli data-section-id=\"1vofxtd\" data-start=\"1464\" data-end=\"1527\"\u003eReducing equipment pad replumbing during heater replacement\u003c\/li\u003e\n\u003cli data-section-id=\"16tysst\" data-start=\"1528\" data-end=\"1560\"\u003ePool heater upgrade projects\u003c\/li\u003e\n\u003cli data-section-id=\"u7juhv\" data-start=\"1561\" data-end=\"1598\"\u003eProfessional heater installations\u003c\/li\u003e\n\u003cli data-section-id=\"m2l2eu\" data-start=\"1599\" data-end=\"1658\"\u003ePool owners switching from Pentair to Hayward equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1cmgfy4\" data-start=\"1659\" data-end=\"1731\"\u003eService technicians looking for a faster heater replacement solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1733\" data-end=\"1736\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"1738\" data-end=\"1755\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1hcg5zj\" data-start=\"1757\" data-end=\"1805\"\u003eDesigned for MasterTemp Heater Replacement\u003c\/h3\u003e\n\u003cp data-start=\"1806\" data-end=\"1937\"\u003eThe UHXWPAK1930 adapter kit is made to help replace an existing Pentair MasterTemp heater with a Hayward Universal H-Series heater.\u003c\/p\u003e\n\u003ch3 data-section-id=\"fq5l2t\" data-start=\"1939\" data-end=\"1968\"\u003eHelps Reduce Replumbing\u003c\/h3\u003e\n\u003cp data-start=\"1969\" data-end=\"2109\"\u003eThis kit is designed to work with existing water plumbing connections, helping save installation time and labor compared to full replumbing.\u003c\/p\u003e\n\u003ch3 data-section-id=\"lstxmr\" data-start=\"2111\" data-end=\"2152\"\u003eAlign, Adapt \u0026amp; Connect Installation\u003c\/h3\u003e\n\u003cp data-start=\"2153\" data-end=\"2280\"\u003eThe adapter kit provides a straightforward installation approach: align the heater, adapt the plumbing, and connect the system.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1o60msd\" data-start=\"2282\" data-end=\"2338\"\u003eCompatible with Hayward Universal H-Series Heaters\u003c\/h3\u003e\n\u003cp data-start=\"2339\" data-end=\"2469\"\u003eDesigned for use when installing compatible Hayward Universal H-Series pool and spa heaters in place of a Pentair MasterTemp unit.\u003c\/p\u003e\n\u003ch3 data-section-id=\"mj7vfe\" data-start=\"2471\" data-end=\"2497\"\u003eGenuine Hayward Part\u003c\/h3\u003e\n\u003cp data-start=\"2498\" data-end=\"2590\"\u003eThis is a genuine Hayward adapter kit manufactured for pool heater replacement applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"15zfzm9\" data-start=\"2592\" data-end=\"2624\"\u003eLow-Profile Adapter Design\u003c\/h3\u003e\n\u003cp data-start=\"2625\" data-end=\"2741\"\u003eThe adapter kit is built with a practical, low-profile configuration to support cleaner equipment pad installations.\u003c\/p\u003e\n\u003chr data-start=\"2743\" data-end=\"2746\"\u003e\n\u003ch2 data-section-id=\"33fg5d\" data-start=\"2748\" data-end=\"2761\"\u003eBenefits\u003c\/h2\u003e\n\u003ch3 data-section-id=\"xvc73x\" data-start=\"2763\" data-end=\"2792\"\u003eSaves Installation Time\u003c\/h3\u003e\n\u003cp data-start=\"2793\" data-end=\"2961\"\u003eBy helping connect to existing MasterTemp water plumbing, this adapter kit can reduce the amount of cutting, rerouting, and replumbing needed during heater replacement.\u003c\/p\u003e\n\u003ch3 data-section-id=\"knnval\" data-start=\"2963\" data-end=\"2992\"\u003eHelps Lower Labor Costs\u003c\/h3\u003e\n\u003cp data-start=\"2993\" data-end=\"3093\"\u003eLess plumbing modification can mean a faster installation and potentially lower service labor costs.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ksgid7\" data-start=\"3095\" data-end=\"3130\"\u003eCleaner Equipment Pad Upgrade\u003c\/h3\u003e\n\u003cp data-start=\"3131\" data-end=\"3258\"\u003eThe adapter kit helps make heater replacement more organized by reducing unnecessary plumbing changes around the equipment pad.\u003c\/p\u003e\n\u003ch3 data-section-id=\"hd1t6g\" data-start=\"3260\" data-end=\"3290\"\u003eEasier Heater Conversion\u003c\/h3\u003e\n\u003cp data-start=\"3291\" data-end=\"3399\"\u003eThis kit makes it easier to upgrade from a Pentair MasterTemp heater to a Hayward Universal H-Series heater.\u003c\/p\u003e\n\u003ch3 data-section-id=\"18jqyk2\" data-start=\"3401\" data-end=\"3446\"\u003eProfessional-Grade Replacement Solution\u003c\/h3\u003e\n\u003cp data-start=\"3447\" data-end=\"3570\"\u003eDesigned for pool service professionals, the UHXWPAK1930 is a practical accessory for heater swap-outs and system upgrades.\u003c\/p\u003e\n\u003chr data-start=\"3572\" data-end=\"3575\"\u003e\n\u003ch2 data-section-id=\"l1om0b\" data-start=\"3577\" data-end=\"3595\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp data-start=\"3597\" data-end=\"3957\"\u003e\u003cstrong data-start=\"3597\" data-end=\"3607\"\u003eBrand:\u003c\/strong\u003e Hayward\u003cbr data-start=\"3615\" data-end=\"3618\"\u003e\u003cstrong data-start=\"3618\" data-end=\"3634\"\u003ePart Number:\u003c\/strong\u003e UHXWPAK1930\u003cbr data-start=\"3646\" data-end=\"3649\"\u003e\u003cstrong data-start=\"3649\" data-end=\"3666\"\u003eProduct Type:\u003c\/strong\u003e Water Adapter Kit\u003cbr data-start=\"3684\" data-end=\"3687\"\u003e\u003cstrong data-start=\"3687\" data-end=\"3695\"\u003eUse:\u003c\/strong\u003e Adapter kit for replacing Pentair MasterTemp heaters\u003cbr data-start=\"3748\" data-end=\"3751\"\u003e\u003cstrong data-start=\"3751\" data-end=\"3788\"\u003eReplacement Heater Compatibility:\u003c\/strong\u003e Hayward Universal H-Series heaters\u003cbr data-start=\"3823\" data-end=\"3826\"\u003e\u003cstrong data-start=\"3826\" data-end=\"3860\"\u003eOriginal Heater Compatibility:\u003c\/strong\u003e Pentair MasterTemp heaters\u003cbr data-start=\"3887\" data-end=\"3890\"\u003e\u003cstrong data-start=\"3890\" data-end=\"3906\"\u003eApplication:\u003c\/strong\u003e Pool and spa heater replacement plumbing adapter\u003c\/p\u003e\n\u003cp data-start=\"3959\" data-end=\"4172\"\u003eThis adapter kit is commonly used when replacing Pentair MasterTemp heaters with Hayward Universal H-Series models. Always confirm heater model, plumbing orientation, and installation requirements before ordering.\u003c\/p\u003e\n\u003chr data-start=\"4174\" data-end=\"4177\"\u003e\n\u003ch2 data-section-id=\"1x4ldn1\" data-start=\"4179\" data-end=\"4223\"\u003eCommon Compatible Hayward Heater Models\u003c\/h2\u003e\n\u003cp data-start=\"4225\" data-end=\"4323\"\u003eThis adapter kit is commonly listed for use with Hayward Universal H-Series heater models such as:\u003c\/p\u003e\n\u003cul data-start=\"4325\" data-end=\"4492\"\u003e\n\u003cli data-section-id=\"1nvcny0\" data-start=\"4325\" data-end=\"4336\"\u003eH150FDN\u003c\/li\u003e\n\u003cli data-section-id=\"1nvc8ti\" data-start=\"4337\" data-end=\"4348\"\u003eH150FDP\u003c\/li\u003e\n\u003cli data-section-id=\"13vc25a\" data-start=\"4349\" data-end=\"4360\"\u003eH200FDN\u003c\/li\u003e\n\u003cli data-section-id=\"13vbcxs\" data-start=\"4361\" data-end=\"4372\"\u003eH200FDP\u003c\/li\u003e\n\u003cli data-section-id=\"19vaexn\" data-start=\"4373\" data-end=\"4384\"\u003eH250FDN\u003c\/li\u003e\n\u003cli data-section-id=\"19v9wg5\" data-start=\"4385\" data-end=\"4396\"\u003eH250FDP\u003c\/li\u003e\n\u003cli data-section-id=\"h3watb\" data-start=\"4397\" data-end=\"4408\"\u003eH300FDN\u003c\/li\u003e\n\u003cli data-section-id=\"h3vllt\" data-start=\"4409\" data-end=\"4420\"\u003eH300FDP\u003c\/li\u003e\n\u003cli data-section-id=\"1fckt8a\" data-start=\"4421\" data-end=\"4432\"\u003eH350FDN\u003c\/li\u003e\n\u003cli data-section-id=\"1fckaqs\" data-start=\"4433\" data-end=\"4444\"\u003eH350FDP\u003c\/li\u003e\n\u003cli data-section-id=\"qbswpk\" data-start=\"4445\" data-end=\"4456\"\u003eH400FDN\u003c\/li\u003e\n\u003cli data-section-id=\"qbshl2\" data-start=\"4457\" data-end=\"4468\"\u003eH400FDP\u003c\/li\u003e\n\u003cli data-section-id=\"3kj4hl\" data-start=\"4469\" data-end=\"4480\"\u003eH500FDN\u003c\/li\u003e\n\u003cli data-section-id=\"3kipd3\" data-start=\"4481\" data-end=\"4492\"\u003eH500FDP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4494\" data-end=\"4625\"\u003eModel compatibility can vary by installation setup. Verify fitment with the heater manual or a qualified installer before purchase.\u003c\/p\u003e\n\u003chr data-start=\"4627\" data-end=\"4630\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"4632\" data-end=\"4651\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"4653\" data-end=\"5019\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"4653\" data-end=\"4680\"\u003e\n\u003ctr data-start=\"4653\" data-end=\"4680\"\u003e\n\u003cth data-start=\"4653\" data-end=\"4669\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"4669\" data-end=\"4680\" data-col-size=\"md\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"4691\" data-end=\"5019\"\u003e\n\u003ctr data-start=\"4691\" data-end=\"4710\"\u003e\n\u003ctd data-start=\"4691\" data-end=\"4699\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4699\" data-end=\"4710\"\u003eHayward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4711\" data-end=\"4740\"\u003e\n\u003ctd data-start=\"4711\" data-end=\"4725\" data-col-size=\"sm\"\u003ePart Number\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4725\" data-end=\"4740\"\u003eUHXWPAK1930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4741\" data-end=\"4777\"\u003e\n\u003ctd data-start=\"4741\" data-end=\"4756\" data-col-size=\"sm\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4756\" data-end=\"4777\"\u003eWater Adapter Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4778\" data-end=\"4823\"\u003e\n\u003ctd data-start=\"4778\" data-end=\"4792\" data-col-size=\"sm\"\u003eApplication\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4792\" data-end=\"4823\"\u003ePool\/Spa Heater Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4824\" data-end=\"4895\"\u003e\n\u003ctd data-start=\"4824\" data-end=\"4846\" data-col-size=\"sm\"\u003eDesigned To Replace\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4846\" data-end=\"4895\"\u003ePentair MasterTemp Heater Plumbing Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4896\" data-end=\"4954\"\u003e\n\u003ctd data-start=\"4896\" data-end=\"4924\" data-col-size=\"sm\"\u003eReplacement Heater Series\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4924\" data-end=\"4954\"\u003eHayward Universal H-Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4955\" data-end=\"4999\"\u003e\n\u003ctd data-start=\"4955\" data-end=\"4975\" data-col-size=\"sm\"\u003eInstallation Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4975\" data-end=\"4999\"\u003ePlumbing Adapter Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5000\" data-end=\"5019\"\u003e\n\u003ctd data-start=\"5000\" data-end=\"5012\" data-col-size=\"sm\"\u003eCondition\u003c\/td\u003e\n\u003ctd data-start=\"5012\" data-end=\"5019\" data-col-size=\"md\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"5021\" data-end=\"5024\"\u003e\n\u003ch2 data-section-id=\"1hui92y\" data-start=\"5026\" data-end=\"5049\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp data-start=\"5051\" data-end=\"5396\"\u003eThis adapter kit should be installed by a qualified pool heater technician or experienced pool equipment installer. Before installation, turn off power, gas, and water flow to the heater system. Confirm the new Hayward heater model, plumbing alignment, union connections, clearances, and local code requirements before beginning the replacement.\u003c\/p\u003e\n\u003cp data-start=\"5398\" data-end=\"5512\"\u003eAfter installation, the system should be checked for proper water flow, leaks, heater operation, and safe startup.\u003c\/p\u003e\n\u003chr data-start=\"5514\" data-end=\"5517\"\u003e\n\u003ch2 data-section-id=\"w1k9cu\" data-start=\"5519\" data-end=\"5543\"\u003eCustomer-Facing Q\u0026amp;A\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1bplj04\" data-start=\"5545\" data-end=\"5595\"\u003eQ: What is the Hayward UHXWPAK1930 used for?\u003c\/h3\u003e\n\u003cp data-start=\"5596\" data-end=\"5763\"\u003eA: It is used to help replace a Pentair MasterTemp heater with a compatible Hayward Universal H-Series heater while reducing the need for major water plumbing changes.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1jr2p6s\" data-start=\"5765\" data-end=\"5814\"\u003eQ: Does this kit replace the heater itself?\u003c\/h3\u003e\n\u003cp data-start=\"5815\" data-end=\"5963\"\u003eA: No. This is an adapter kit only. It helps adapt the plumbing connection when installing a Hayward heater in place of a Pentair MasterTemp heater.\u003c\/p\u003e\n\u003ch3 data-section-id=\"477o0j\" data-start=\"5965\" data-end=\"6025\"\u003eQ: Is this compatible with Pentair MasterTemp heaters?\u003c\/h3\u003e\n\u003cp data-start=\"6026\" data-end=\"6189\"\u003eA: Yes. This kit is designed for replacement applications where an existing Pentair MasterTemp heater is being swapped out for a Hayward Universal H-Series heater.\u003c\/p\u003e\n\u003ch3 data-section-id=\"itlbwu\" data-start=\"6191\" data-end=\"6249\"\u003eQ: Will this fit Hayward Universal H-Series heaters?\u003c\/h3\u003e\n\u003cp data-start=\"6250\" data-end=\"6345\"\u003eA: Yes. The UHXWPAK1930 is designed for use with compatible Hayward Universal H-Series heaters.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1sgjbh1\" data-start=\"6347\" data-end=\"6394\"\u003eQ: Does this eliminate all plumbing work?\u003c\/h3\u003e\n\u003cp data-start=\"6395\" data-end=\"6570\"\u003eA: It is designed to reduce replumbing by adapting existing water plumbing connections, but every equipment pad is different. Some installations may still require adjustments.\u003c\/p\u003e\n\u003ch3 data-section-id=\"9w6qf\" data-start=\"6572\" data-end=\"6622\"\u003eQ: Can a homeowner install this adapter kit?\u003c\/h3\u003e\n\u003cp data-start=\"6623\" data-end=\"6752\"\u003eA: Professional installation is recommended. Pool heater replacement involves plumbing, gas, electrical, and safety requirements.\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762914423094,"sku":"HPPUHXWPAK1930 -H","price":258.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HPPUHXWPAK1930_0.jpg?v=1755536440"},{"product_id":"haywardh150hseriesheatexchangerassemblyhaxhxa1153hpphaxhxa1153","title":"Hayward H150 H-Series Heat Exchanger Assembly | HAXHXA1153","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRestore reliable heating performance to a compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H150 H-Series pool or spa heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward HAXHXA1153 Heat Exchanger Assembly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This genuine Hayward replacement assembly is designed for select \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eH150 Millivolt, Electronic ED1, and Electronic ED2 style heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and includes the complete heat exchanger with header assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger is one of the most important components inside a gas-fired pool heater. During operation, heat generated by the burner transfers through the exchanger tubes into the circulating pool or spa water. If the original heat exchanger develops leaks, corrosion, freeze damage, excessive scaling, or other physical deterioration, heater performance can be reduced and replacement may be required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1153\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a factory replacement solution for compatible older-generation Hayward H150 heaters without requiring replacement of the complete heater when the remaining components are still serviceable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eGenuine \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward OEM replacement part\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eManufacturer Part Number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1153\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eProduct Number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAY-151-1153\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H150 H-Series heaters\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFits H150 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMillivolt\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFits H150 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eElectronic ED1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFits H150 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eElectronic ED2\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComplete heat exchanger assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eComplete header assembly included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned to restore proper water containment and heat transfer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory replacement for damaged or leaking exchanger assemblies\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation recommended\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1153\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDistributor Product Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHAY-151-1153\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHeat Exchanger Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Heater Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eH150\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMillivolt Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ED1 Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic ED2 Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeader Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eIncluded\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOEM Replacement\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e610377810517\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. Product Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e24 lb\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. Shipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e24\" x 24\" x 17.5\"\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Compatibility Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1153 is intended for older H150 H-Series Millivolt, ED1, and ED2 heater configurations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDo not order this heat exchanger based only on the H150 designation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe newer \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series H150FD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heater platform uses a different heat exchanger assembly, commonly identified as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFDXLHXA1150\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering, verify:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHeater model number\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExisting heat exchanger part number\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeater generation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMillivolt, ED1, ED2, or FD configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeater data plate and serial number\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCorrect identification is especially important because several Hayward 150,000 BTU heaters have similar model names but use different internal components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCommon Reasons for Replacement\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger may require replacement if the heater exhibits:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWater leaking inside the heater cabinet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCracked or damaged exchanger tubes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFreeze damage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInternal corrosion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSevere mineral or scale buildup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced heat-transfer performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater entering the burner area\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePersistent leaks around the exchanger or header\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe cause of the original failure should be diagnosed before installing the replacement assembly. Improper water chemistry, excessive sanitizer levels, freeze conditions, incorrect water flow, and chemical feeders installed incorrectly can shorten heat exchanger life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat heater does HAXHXA1153 fit?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is designed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward H150 Millivolt, Electronic ED1, and Electronic ED2 H-Series heaters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the header come with the heat exchanger?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The HAXHXA1153 is supplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecomplete heat exchanger assembly with the header assembly\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes HAXHXA1153 fit an H150FD heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. The newer H150FD Universal H-Series platform uses a different heat exchanger, commonly \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFDXLHXA1150\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs HAXHXA1153 a genuine Hayward part?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHAXHXA1153 is a genuine Hayward OEM replacement heat exchanger assembly.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eShould this be professionally installed?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. Pool heater repair involves gas, electrical, combustion, and plumbing systems. Installation by a qualified pool-heater technician is strongly recommended.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762915242294,"sku":"HPPHAXHXA1153 -H","price":1349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/hayward-haxhxa1153-h-150-millivoltelectronic-ed1-ed2-heater-heat-exchanger-assembly-vita-pool-supply-6838681.webp?v=1787953471"},{"product_id":"hayward-h-series-fd-heater-integrated-control-board-fdxlicb1930","title":"Hayward H-Series FD Heater Integrated Control Board | FDXLICB1930","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward FDXLICB1930 Integrated Control Board Kit is a genuine OEM replacement electronic control board designed for compatible Hayward Universal H-Series Low NOx FD pool and spa heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe integrated control board serves as a central component in the heater's operating and safety-control system, coordinating ignition, blower operation, gas-valve control, temperature demands, safety circuits, and diagnostic functions. Replacing a failed board can restore normal heater operation without requiring replacement of the complete heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eGenuine Hayward OEM Replacement\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFactory replacement control board engineered specifically for compatible Hayward Universal H-Series heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIntegrated Heater Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCoordinates multiple heater operating functions, including ignition sequencing, combustion-system operation, and safety monitoring.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eBroad H-Series FD Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUsed with compatible Universal H-Series FD heaters from H150FD through H500FD.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNatural Gas \u0026amp; Propane Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompatible with applicable natural gas and propane Universal H-Series configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDiagnostic System Integration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWorks with the heater's display and safety components to support operating-status monitoring and troubleshooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Hayward OEM replacement component\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores critical heater control functions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports ignition and combustion sequencing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorks with compatible heater safety circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with multiple Universal H-Series heater sizes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for natural gas and propane configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllows control-board replacement without replacing the complete heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for residential and compatible commercial\/ASME heater applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated Heater Control Board Kit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number \/ SKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFDXLICB1930\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e610377072854\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH150FD, H200FD, H250FD, H300FD, H350FD, H400FD, H500FD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuel Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas \/ Propane\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeater Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series Low NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eASME Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSelect Compatible Models\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool \u0026amp; Spa Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.6 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e7.82 x 5.31 x 5.47 in.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMinimum Sell Quantity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-Year Replacement Part Warranty\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDisconnect all electrical power and shut off the gas supply to the heater before servicing the control system. Allow the heater to cool before opening the equipment compartment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore removing the existing integrated control board, identify and document all wiring and connector locations. Inspect wiring harnesses, terminals, sensors, igniter components, display connections, blower controls, gas-valve wiring, and grounding for corrosion, overheating, or physical damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause this board controls critical gas-heater operating and safety functions, installation and diagnosis should be performed by a qualified pool-heater or gas-service professional.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eConfirm Before Ordering\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward FDXLICB1930 is designed for compatible Universal H-Series FD heater models including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eH150FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH200FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH250FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH300FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH350FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH400FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eH500FD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect ASME configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward has used different control boards across H-Series heater generations. Confirm the heater model, serial number, and existing control-board part number before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis listing is for the integrated control board kit only. The display board, bezel\/keypad, transformer, igniter, sensors, wiring harness, gas valve, and other heater components are separate unless specifically included.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWarranty Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hayward FDXLICB1930 carries a 1-year replacement-part warranty. Warranty eligibility and coverage are subject to Hayward's current warranty terms, installation requirements, proof of purchase, and applicable exclusions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eIs FDXLICB1930 a genuine Hayward control board?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is a genuine Hayward replacement integrated control board for compatible Universal H-Series FD heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it fit H400FD heaters?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The FDXLICB1930 is used with compatible H400FD Universal H-Series heaters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it also fit the H500FD?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Hayward's technical documentation lists FDXLICB1930 as the integrated control board for the H500FD as well as H150FD-H400FD models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the display board included?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. The integrated control board and display board are separate heater components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWill it work with natural gas and propane heaters?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The board is used in compatible Universal H-Series heater configurations for both fuel types.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":53054728274230,"sku":"FDXLICB1930","price":369.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HPPFDXLICB1930_0.avif?v=1759171987"},{"product_id":"hayward-universal-h-series-250k-btu-natural-gas-heater-h250fdn","title":"Hayward Universal H-Series 250K BTU Natural Gas Heater | H250FDN","description":"\u003ch1 data-section-id=\"53drpp\" data-start=\"613\" data-end=\"634\"\u003eProduct Overview\u003c\/h1\u003e\n\u003cp data-start=\"635\" data-end=\"992\"\u003eThe \u003cstrong data-start=\"639\" data-end=\"707\"\u003eHayward Universal H-Series 250K BTU Natural Gas Heater | H250FDN\u003c\/strong\u003e is a high-performance pool and spa heater designed for efficient heating, installation flexibility, and long-lasting durability. With a powerful \u003cstrong data-start=\"853\" data-end=\"874\"\u003e250,000 BTU input\u003c\/strong\u003e, this heater is ideal for residential pools and spas that need dependable temperature control and fast heat recovery.\u003c\/p\u003e\n\u003cp data-start=\"994\" data-end=\"1408\"\u003eThe Universal H-Series is built with a \u003cstrong data-start=\"1033\" data-end=\"1064\"\u003ecupro nickel heat exchanger\u003c\/strong\u003e, giving it enhanced resistance to corrosion and erosion in demanding pool water conditions, including salt-chlorinated systems when water chemistry is properly maintained. Its \u003cstrong data-start=\"1241\" data-end=\"1259\"\u003eLow NOx design\u003c\/strong\u003e supports cleaner operation, while the digital control panel provides easy temperature adjustment, system monitoring, and self-diagnostic capability.\u003c\/p\u003e\n\u003cp data-start=\"1410\" data-end=\"1642\"\u003eWith flexible left- or right-side gas and electrical connections, \u003cstrong data-start=\"1476\" data-end=\"1521\"\u003e2\" x 2.5\" CPVC union plumbing connections\u003c\/strong\u003e, and a compact cabinet design, the H250FDN is built for professional pool heater installations and replacement projects.\u003c\/p\u003e\n\u003chr data-start=\"1644\" data-end=\"1647\"\u003e\n\u003ch2 data-section-id=\"4fdhx7\" data-start=\"1649\" data-end=\"1663\"\u003eIdeal For\u003c\/h2\u003e\n\u003cul data-start=\"1664\" data-end=\"2091\"\u003e\n\u003cli data-section-id=\"hcxg5z\" data-start=\"1664\" data-end=\"1694\"\u003eResidential inground pools\u003c\/li\u003e\n\u003cli data-section-id=\"qus2dl\" data-start=\"1695\" data-end=\"1729\"\u003eSpas and pool\/spa combinations\u003c\/li\u003e\n\u003cli data-section-id=\"5m52se\" data-start=\"1730\" data-end=\"1766\"\u003eNatural gas pool heating systems\u003c\/li\u003e\n\u003cli data-section-id=\"1w0ru15\" data-start=\"1767\" data-end=\"1813\"\u003ePools needing 250,000 BTU heating capacity\u003c\/li\u003e\n\u003cli data-section-id=\"1qiu26c\" data-start=\"1814\" data-end=\"1850\"\u003eReplacing older gas pool heaters\u003c\/li\u003e\n\u003cli data-section-id=\"2wa54k\" data-start=\"1851\" data-end=\"1900\"\u003eSaltwater and traditionally chlorinated pools\u003c\/li\u003e\n\u003cli data-section-id=\"1bdzryd\" data-start=\"1901\" data-end=\"1951\"\u003eEquipment pads requiring flexible installation\u003c\/li\u003e\n\u003cli data-section-id=\"1imcv6x\" data-start=\"1952\" data-end=\"2000\"\u003eCustomers wanting Low NOx heater performance\u003c\/li\u003e\n\u003cli data-section-id=\"12ye7mz\" data-start=\"2001\" data-end=\"2048\"\u003ePool owners wanting digital heater controls\u003c\/li\u003e\n\u003cli data-section-id=\"1euinj3\" data-start=\"2049\" data-end=\"2091\"\u003eProfessional pool heater installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2093\" data-end=\"2096\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"2098\" data-end=\"2115\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"2116\" data-end=\"3287\"\u003e\n\u003cli data-section-id=\"lr01jy\" data-start=\"2116\" data-end=\"2208\"\u003e\n\u003cstrong data-start=\"2118\" data-end=\"2139\"\u003e250,000 BTU input\u003c\/strong\u003e — provides dependable heating for compatible pool and spa systems.\u003c\/li\u003e\n\u003cli data-section-id=\"12jwhpi\" data-start=\"2209\" data-end=\"2300\"\u003e\n\u003cstrong data-start=\"2211\" data-end=\"2236\"\u003eNatural gas operation\u003c\/strong\u003e — designed for homes and properties with natural gas service.\u003c\/li\u003e\n\u003cli data-section-id=\"15x7m83\" data-start=\"2301\" data-end=\"2390\"\u003e\n\u003cstrong data-start=\"2303\" data-end=\"2334\"\u003eCupro nickel heat exchanger\u003c\/strong\u003e — provides enhanced corrosion and erosion resistance.\u003c\/li\u003e\n\u003cli data-section-id=\"13ifmdk\" data-start=\"2391\" data-end=\"2489\"\u003e\n\u003cstrong data-start=\"2393\" data-end=\"2416\"\u003eLow NOx performance\u003c\/strong\u003e — designed for cleaner emissions and use in many low-emission regions.\u003c\/li\u003e\n\u003cli data-section-id=\"1jo6cfc\" data-start=\"2490\" data-end=\"2581\"\u003e\n\u003cstrong data-start=\"2492\" data-end=\"2517\"\u003eDigital control panel\u003c\/strong\u003e — maintains water temperature and provides system monitoring.\u003c\/li\u003e\n\u003cli data-section-id=\"z2cubi\" data-start=\"2582\" data-end=\"2668\"\u003e\n\u003cstrong data-start=\"2584\" data-end=\"2614\"\u003eSelf-diagnostic capability\u003c\/strong\u003e — helps support easier troubleshooting and service.\u003c\/li\u003e\n\u003cli data-section-id=\"abi5p2\" data-start=\"2669\" data-end=\"2786\"\u003e\n\u003cstrong data-start=\"2671\" data-end=\"2709\"\u003eUniversal installation flexibility\u003c\/strong\u003e — gas and electrical connections can be made on either left or right side.\u003c\/li\u003e\n\u003cli data-section-id=\"1vwmgda\" data-start=\"2787\" data-end=\"2893\"\u003e\n\u003cstrong data-start=\"2789\" data-end=\"2825\"\u003e2\" x 2.5\" CPVC union connections\u003c\/strong\u003e — supports professional plumbing installation and service access.\u003c\/li\u003e\n\u003cli data-section-id=\"4c2g4z\" data-start=\"2894\" data-end=\"3007\"\u003e\n\u003cstrong data-start=\"2896\" data-end=\"2933\"\u003eIndustry-leading hydraulic design\u003c\/strong\u003e — helps reduce circulation pump run time and improve energy efficiency.\u003c\/li\u003e\n\u003cli data-section-id=\"ttaafu\" data-start=\"3008\" data-end=\"3106\"\u003e\n\u003cstrong data-start=\"3010\" data-end=\"3045\"\u003eSilicon nitride ignition system\u003c\/strong\u003e — dependable electronic ignition without a standing pilot.\u003c\/li\u003e\n\u003cli data-section-id=\"1o0zm3b\" data-start=\"3107\" data-end=\"3197\"\u003e\n\u003cstrong data-start=\"3109\" data-end=\"3143\"\u003eFireTile combustion insulation\u003c\/strong\u003e — helps trap heat and maximize heating performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1ard21x\" data-start=\"3198\" data-end=\"3287\"\u003e\n\u003cstrong data-start=\"3200\" data-end=\"3225\"\u003ePolymer header design\u003c\/strong\u003e — durable header construction for pool heater applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3289\" data-end=\"3292\"\u003e\n\u003ch2 data-section-id=\"33fg5d\" data-start=\"3294\" data-end=\"3307\"\u003eBenefits\u003c\/h2\u003e\n\u003cp data-start=\"3308\" data-end=\"3595\"\u003eThe Hayward H250FDN Universal H-Series heater gives pool and spa owners reliable heating power in a durable, service-friendly design. Its 250K BTU capacity helps bring pool or spa water up to temperature efficiently, making it easier to extend swim time and enjoy more comfortable water.\u003c\/p\u003e\n\u003cp data-start=\"3597\" data-end=\"3839\"\u003eThe cupro nickel heat exchanger is a major advantage for pools with salt systems, high sanitizer demand, or more challenging water chemistry. When maintained properly, it helps protect against premature failure caused by corrosion or erosion.\u003c\/p\u003e\n\u003cp data-start=\"3841\" data-end=\"4080\"\u003eFor installers, the Universal H-Series platform is designed to make replacement and new installations easier. Left- or right-side utility access, union connections, and a compact cabinet help simplify equipment pad layout and service work.\u003c\/p\u003e\n\u003chr data-start=\"4082\" data-end=\"4085\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"4087\" data-end=\"4106\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"4108\" data-end=\"5483\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"4108\" data-end=\"4135\"\u003e\n\u003ctr data-start=\"4108\" data-end=\"4135\"\u003e\n\u003cth data-start=\"4108\" data-end=\"4124\" data-col-size=\"sm\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"4124\" data-end=\"4135\" data-col-size=\"md\" class=\"\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"4146\" data-end=\"5483\"\u003e\n\u003ctr data-start=\"4146\" data-end=\"4219\"\u003e\n\u003ctd data-start=\"4146\" data-end=\"4161\" data-col-size=\"sm\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd data-start=\"4161\" data-end=\"4219\" data-col-size=\"md\"\u003eHayward Universal H-Series 250K BTU Natural Gas Heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4220\" data-end=\"4239\"\u003e\n\u003ctd data-start=\"4220\" data-end=\"4228\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4228\" data-end=\"4239\"\u003eHayward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4240\" data-end=\"4271\"\u003e\n\u003ctd data-start=\"4240\" data-end=\"4249\" data-col-size=\"sm\"\u003eSeries\u003c\/td\u003e\n\u003ctd data-start=\"4249\" data-end=\"4271\" data-col-size=\"md\"\u003eUniversal H-Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4272\" data-end=\"4297\"\u003e\n\u003ctd data-start=\"4272\" data-end=\"4286\" data-col-size=\"sm\"\u003ePart Number\u003c\/td\u003e\n\u003ctd data-start=\"4286\" data-end=\"4297\" data-col-size=\"md\"\u003eH250FDN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4298\" data-end=\"4315\"\u003e\n\u003ctd data-start=\"4298\" data-end=\"4304\" data-col-size=\"sm\"\u003eSKU\u003c\/td\u003e\n\u003ctd data-start=\"4304\" data-end=\"4315\" data-col-size=\"md\"\u003eH250FDN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4316\" data-end=\"4355\"\u003e\n\u003ctd data-start=\"4316\" data-end=\"4342\" data-col-size=\"sm\"\u003eAlternate \/ Trade Model\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4342\" data-end=\"4355\"\u003eW3H250FDN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4356\" data-end=\"4399\"\u003e\n\u003ctd data-start=\"4356\" data-end=\"4385\" data-col-size=\"sm\"\u003eDistributor Product Number\u003c\/td\u003e\n\u003ctd data-start=\"4385\" data-end=\"4399\" data-col-size=\"md\"\u003eHAY-15-730\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4400\" data-end=\"4422\"\u003e\n\u003ctd data-start=\"4400\" data-end=\"4406\" data-col-size=\"sm\"\u003eUPC\u003c\/td\u003e\n\u003ctd data-start=\"4406\" data-end=\"4422\" data-col-size=\"md\"\u003e610377167796\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4423\" data-end=\"4465\"\u003e\n\u003ctd data-start=\"4423\" data-end=\"4438\" data-col-size=\"sm\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-start=\"4438\" data-end=\"4465\" data-col-size=\"md\"\u003ePool and spa gas heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4466\" data-end=\"4502\"\u003e\n\u003ctd data-start=\"4466\" data-end=\"4480\" data-col-size=\"sm\"\u003eHeater Type\u003c\/td\u003e\n\u003ctd data-start=\"4480\" data-end=\"4502\" data-col-size=\"md\"\u003eLow NOx gas heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4503\" data-end=\"4530\"\u003e\n\u003ctd data-start=\"4503\" data-end=\"4515\" data-col-size=\"sm\"\u003eFuel Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4515\" data-end=\"4530\"\u003eNatural gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4531\" data-end=\"4558\"\u003e\n\u003ctd data-start=\"4531\" data-end=\"4543\" data-col-size=\"sm\"\u003eBTU Input\u003c\/td\u003e\n\u003ctd data-start=\"4543\" data-end=\"4558\" data-col-size=\"md\"\u003e250,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4559\" data-end=\"4601\"\u003e\n\u003ctd data-start=\"4559\" data-end=\"4585\" data-col-size=\"sm\"\u003eHeat Exchanger Material\u003c\/td\u003e\n\u003ctd data-start=\"4585\" data-end=\"4601\" data-col-size=\"md\"\u003eCupro nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4602\" data-end=\"4636\"\u003e\n\u003ctd data-start=\"4602\" data-end=\"4620\" data-col-size=\"sm\"\u003eTubing Material\u003c\/td\u003e\n\u003ctd data-start=\"4620\" data-end=\"4636\" data-col-size=\"md\"\u003eCupro nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4637\" data-end=\"4666\"\u003e\n\u003ctd data-start=\"4637\" data-end=\"4655\" data-col-size=\"sm\"\u003eHeader Material\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4655\" data-end=\"4666\"\u003ePolymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4667\" data-end=\"4722\"\u003e\n\u003ctd data-start=\"4667\" data-end=\"4683\" data-col-size=\"sm\"\u003eIgnition Type\u003c\/td\u003e\n\u003ctd data-start=\"4683\" data-end=\"4722\" data-col-size=\"md\"\u003eSilicon nitride electronic ignition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4723\" data-end=\"4763\"\u003e\n\u003ctd data-start=\"4723\" data-end=\"4738\" data-col-size=\"sm\"\u003eControl Type\u003c\/td\u003e\n\u003ctd data-start=\"4738\" data-end=\"4763\" data-col-size=\"md\"\u003eDigital control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4764\" data-end=\"4815\"\u003e\n\u003ctd data-start=\"4764\" data-end=\"4788\" data-col-size=\"sm\"\u003eDiagnostic Capability\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4788\" data-end=\"4815\"\u003eSelf-diagnostic display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4816\" data-end=\"4852\"\u003e\n\u003ctd data-start=\"4816\" data-end=\"4837\" data-col-size=\"sm\"\u003eThermal Efficiency\u003c\/td\u003e\n\u003ctd data-start=\"4837\" data-end=\"4852\" data-col-size=\"md\"\u003eApprox. 83%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4853\" data-end=\"4875\"\u003e\n\u003ctd data-start=\"4853\" data-end=\"4863\" data-col-size=\"sm\"\u003eVoltage\u003c\/td\u003e\n\u003ctd data-start=\"4863\" data-end=\"4875\" data-col-size=\"md\"\u003e110\/220V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4876\" data-end=\"4918\"\u003e\n\u003ctd data-start=\"4876\" data-end=\"4906\" data-col-size=\"sm\"\u003eAlternate Voltage Reference\u003c\/td\u003e\n\u003ctd data-start=\"4906\" data-end=\"4918\" data-col-size=\"md\"\u003e120\/240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4919\" data-end=\"4940\"\u003e\n\u003ctd data-start=\"4919\" data-end=\"4931\" data-col-size=\"sm\"\u003eFrequency\u003c\/td\u003e\n\u003ctd data-start=\"4931\" data-end=\"4940\" data-col-size=\"md\"\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4941\" data-end=\"4965\"\u003e\n\u003ctd data-start=\"4941\" data-end=\"4949\" data-col-size=\"sm\"\u003ePhase\u003c\/td\u003e\n\u003ctd data-start=\"4949\" data-end=\"4965\" data-col-size=\"md\"\u003eSingle phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4966\" data-end=\"4996\"\u003e\n\u003ctd data-start=\"4966\" data-end=\"4988\" data-col-size=\"sm\"\u003eGas Connection Size\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4988\" data-end=\"4996\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4997\" data-end=\"5046\"\u003e\n\u003ctd data-start=\"4997\" data-end=\"5021\" data-col-size=\"sm\"\u003eWater Connection Size\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5021\" data-end=\"5046\"\u003e2\" x 2.5\" CPVC unions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5047\" data-end=\"5069\"\u003e\n\u003ctd data-start=\"5047\" data-end=\"5063\" data-col-size=\"sm\"\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd data-start=\"5063\" data-end=\"5069\" data-col-size=\"md\"\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5070\" data-end=\"5101\"\u003e\n\u003ctd data-start=\"5070\" data-end=\"5086\" data-col-size=\"sm\"\u003eCabinet Width\u003c\/td\u003e\n\u003ctd data-start=\"5086\" data-end=\"5101\" data-col-size=\"md\"\u003eApprox. 28\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5102\" data-end=\"5135\"\u003e\n\u003ctd data-start=\"5102\" data-end=\"5118\" data-col-size=\"sm\"\u003eCabinet Depth\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5118\" data-end=\"5135\"\u003eApprox. 29.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5136\" data-end=\"5168\"\u003e\n\u003ctd data-start=\"5136\" data-end=\"5153\" data-col-size=\"sm\"\u003eCabinet Height\u003c\/td\u003e\n\u003ctd data-start=\"5153\" data-end=\"5168\" data-col-size=\"md\"\u003eApprox. 24\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5169\" data-end=\"5207\"\u003e\n\u003ctd data-start=\"5169\" data-end=\"5183\" data-col-size=\"sm\"\u003eApplication\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5183\" data-end=\"5207\"\u003ePool and spa heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5208\" data-end=\"5265\"\u003e\n\u003ctd data-start=\"5208\" data-end=\"5220\" data-col-size=\"sm\"\u003ePool Type\u003c\/td\u003e\n\u003ctd data-start=\"5220\" data-end=\"5265\" data-col-size=\"md\"\u003eResidential inground pool and spa systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5266\" data-end=\"5347\"\u003e\n\u003ctd data-start=\"5266\" data-end=\"5293\" data-col-size=\"sm\"\u003eInstallation Flexibility\u003c\/td\u003e\n\u003ctd data-start=\"5293\" data-end=\"5347\" data-col-size=\"md\"\u003eLeft- or right-side gas and electrical connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5348\" data-end=\"5378\"\u003e\n\u003ctd data-start=\"5348\" data-end=\"5367\" data-col-size=\"sm\"\u003eEmissions Rating\u003c\/td\u003e\n\u003ctd data-start=\"5367\" data-end=\"5378\" data-col-size=\"md\"\u003eLow NOx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5379\" data-end=\"5416\"\u003e\n\u003ctd data-start=\"5379\" data-end=\"5400\" data-col-size=\"sm\"\u003eEquipment Category\u003c\/td\u003e\n\u003ctd data-start=\"5400\" data-end=\"5416\" data-col-size=\"md\"\u003ePool heaters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5417\" data-end=\"5464\"\u003e\n\u003ctd data-start=\"5417\" data-end=\"5457\" data-col-size=\"sm\"\u003eProfessional Installation Recommended\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5457\" data-end=\"5464\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5465\" data-end=\"5483\"\u003e\n\u003ctd data-start=\"5465\" data-end=\"5475\" data-col-size=\"sm\"\u003eSold As\u003c\/td\u003e\n\u003ctd data-start=\"5475\" data-end=\"5483\" data-col-size=\"md\"\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"5485\" data-end=\"5488\"\u003e\n\u003ch2 data-section-id=\"czfsbl\" data-start=\"5490\" data-end=\"5514\"\u003eIncluded Components\u003c\/h2\u003e\n\u003cul data-start=\"5515\" data-end=\"5803\"\u003e\n\u003cli data-section-id=\"s7ldxc\" data-start=\"5515\" data-end=\"5589\"\u003e1 × Hayward Universal H-Series H250FDN natural gas pool and spa heater\u003c\/li\u003e\n\u003cli data-section-id=\"sbqwk\" data-start=\"5590\" data-end=\"5626\"\u003eIntegrated digital control panel\u003c\/li\u003e\n\u003cli data-section-id=\"z6e7oa\" data-start=\"5627\" data-end=\"5667\"\u003eCupro nickel heat exchanger assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1sq5y7g\" data-start=\"5668\" data-end=\"5703\"\u003eSilicon nitride ignition system\u003c\/li\u003e\n\u003cli data-section-id=\"bgq5jo\" data-start=\"5704\" data-end=\"5750\"\u003e2\" x 2.5\" CPVC union connection components\u003c\/li\u003e\n\u003cli data-section-id=\"hpnzjy\" data-start=\"5751\" data-end=\"5803\"\u003eManufacturer-supplied installation documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5805\" data-end=\"6045\"\u003e\u003cem data-start=\"5805\" data-end=\"6045\"\u003eGas line materials, shutoff valve, electrical wiring, bonding components, venting components, plumbing valves, check valves, equipment pad materials, and installation labor are sold separately unless specifically included by the supplier.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"6047\" data-end=\"6050\"\u003e\n\u003ch2 data-section-id=\"1hui92y\" data-start=\"6052\" data-end=\"6075\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp data-start=\"6076\" data-end=\"6422\"\u003eThis heater should be installed by a qualified pool professional, licensed gas technician, or licensed contractor as required by local code. Proper installation requires correct natural gas supply sizing, electrical wiring, bonding, grounding, plumbing layout, water flow verification, combustion air, venting where required, and startup testing.\u003c\/p\u003e\n\u003cp data-start=\"6424\" data-end=\"6697\"\u003eBefore installation, confirm the fuel type is \u003cstrong data-start=\"6470\" data-end=\"6485\"\u003enatural gas\u003c\/strong\u003e, the gas supply can support a \u003cstrong data-start=\"6516\" data-end=\"6531\"\u003e250,000 BTU\u003c\/strong\u003e heater, and the electrical service is compatible with the unit. The heater should be installed according to all manufacturer instructions and applicable local codes.\u003c\/p\u003e\n\u003cp data-start=\"6699\" data-end=\"6936\"\u003eFor indoor installations or equipment rooms, approved venting and combustion air requirements must be followed. Water chemistry should be maintained within recommended ranges to protect the heat exchanger and preserve heater performance.\u003c\/p\u003e\n\u003chr data-start=\"6938\" data-end=\"6941\"\u003e\n\u003ch2 data-section-id=\"w1k9cu\" data-start=\"6943\" data-end=\"6967\"\u003eCustomer-Facing Q\u0026amp;A\u003c\/h2\u003e\n\u003cp data-start=\"6969\" data-end=\"7098\"\u003e\u003cstrong data-start=\"6969\" data-end=\"7004\"\u003eQ: What is the Hayward H250FDN?\u003c\/strong\u003e\u003cbr data-start=\"7004\" data-end=\"7007\"\u003eA: It is a Hayward Universal H-Series natural gas pool and spa heater rated at 250,000 BTU.\u003c\/p\u003e\n\u003cp data-start=\"7100\" data-end=\"7152\"\u003e\u003cstrong data-start=\"7100\" data-end=\"7123\"\u003eQ: What is the SKU?\u003c\/strong\u003e\u003cbr data-start=\"7123\" data-end=\"7126\"\u003eA: The SKU is \u003cstrong data-start=\"7140\" data-end=\"7151\"\u003eH250FDN\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"7154\" data-end=\"7211\"\u003e\u003cstrong data-start=\"7154\" data-end=\"7177\"\u003eQ: What is the UPC?\u003c\/strong\u003e\u003cbr data-start=\"7177\" data-end=\"7180\"\u003eA: The UPC is \u003cstrong data-start=\"7194\" data-end=\"7210\"\u003e610377167796\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"7213\" data-end=\"7314\"\u003e\u003cstrong data-start=\"7213\" data-end=\"7259\"\u003eQ: What is the distributor product number?\u003c\/strong\u003e\u003cbr data-start=\"7259\" data-end=\"7262\"\u003eA: The distributor product number is \u003cstrong data-start=\"7299\" data-end=\"7313\"\u003eHAY-15-730\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"7316\" data-end=\"7547\"\u003e\u003cstrong data-start=\"7316\" data-end=\"7353\"\u003eQ: Is this the same as W3H250FDN?\u003c\/strong\u003e\u003cbr data-start=\"7353\" data-end=\"7356\"\u003eA: H250FDN and W3H250FDN are commonly associated with Hayward Universal H-Series 250K BTU natural gas heater listings. Always verify supplier packaging and model labeling before installation.\u003c\/p\u003e\n\u003cp data-start=\"7549\" data-end=\"7630\"\u003e\u003cstrong data-start=\"7549\" data-end=\"7592\"\u003eQ: What fuel type does this heater use?\u003c\/strong\u003e\u003cbr data-start=\"7592\" data-end=\"7595\"\u003eA: This model uses \u003cstrong data-start=\"7614\" data-end=\"7629\"\u003enatural gas\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"7632\" data-end=\"7711\"\u003e\u003cstrong data-start=\"7632\" data-end=\"7668\"\u003eQ: How many BTUs is this heater?\u003c\/strong\u003e\u003cbr data-start=\"7668\" data-end=\"7671\"\u003eA: It is rated at \u003cstrong data-start=\"7689\" data-end=\"7710\"\u003e250,000 BTU input\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"7713\" data-end=\"7862\"\u003e\u003cstrong data-start=\"7713\" data-end=\"7772\"\u003eQ: Does this heater have a cupro nickel heat exchanger?\u003c\/strong\u003e\u003cbr data-start=\"7772\" data-end=\"7775\"\u003eA: Yes. The H250FDN includes a \u003cstrong data-start=\"7806\" data-end=\"7837\"\u003ecupro nickel heat exchanger\u003c\/strong\u003e for enhanced durability.\u003c\/p\u003e\n\u003cp data-start=\"7864\" data-end=\"7982\"\u003e\u003cstrong data-start=\"7864\" data-end=\"7896\"\u003eQ: Is this a propane heater?\u003c\/strong\u003e\u003cbr data-start=\"7896\" data-end=\"7899\"\u003eA: No. This is the natural gas model. Propane versions use different model numbers.\u003c\/p\u003e\n\u003cp data-start=\"7984\" data-end=\"8090\"\u003e\u003cstrong data-start=\"7984\" data-end=\"8016\"\u003eQ: Is this a Low NOx heater?\u003c\/strong\u003e\u003cbr data-start=\"8016\" data-end=\"8019\"\u003eA: Yes. The Universal H-Series H250FDN is designed as a Low NOx heater.\u003c\/p\u003e\n\u003cp data-start=\"8092\" data-end=\"8229\"\u003e\u003cstrong data-start=\"8092\" data-end=\"8128\"\u003eQ: What voltage does it require?\u003c\/strong\u003e\u003cbr data-start=\"8128\" data-end=\"8131\"\u003eA: It is commonly listed for \u003cstrong data-start=\"8160\" data-end=\"8172\"\u003e110\/220V\u003c\/strong\u003e or \u003cstrong data-start=\"8176\" data-end=\"8188\"\u003e120\/240V\u003c\/strong\u003e, 60 Hz, single-phase electrical service.\u003c\/p\u003e\n\u003cp data-start=\"8231\" data-end=\"8332\"\u003e\u003cstrong data-start=\"8231\" data-end=\"8281\"\u003eQ: What size plumbing connections does it use?\u003c\/strong\u003e\u003cbr data-start=\"8281\" data-end=\"8284\"\u003eA: It uses \u003cstrong data-start=\"8295\" data-end=\"8331\"\u003e2\" x 2.5\" CPVC union connections\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"8334\" data-end=\"8415\"\u003e\u003cstrong data-start=\"8334\" data-end=\"8378\"\u003eQ: What size gas connection does it use?\u003c\/strong\u003e\u003cbr data-start=\"8378\" data-end=\"8381\"\u003eA: The gas connection is \u003cstrong data-start=\"8406\" data-end=\"8414\"\u003e3\/4\"\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"8417\" data-end=\"8591\"\u003e\u003cstrong data-start=\"8417\" data-end=\"8462\"\u003eQ: Can this be used with saltwater pools?\u003c\/strong\u003e\u003cbr data-start=\"8462\" data-end=\"8465\"\u003eA: Yes. The cupro nickel heat exchanger is well suited for salt-chlorinated pools when water chemistry is properly maintained.\u003c\/p\u003e\n\u003cp data-start=\"8593\" data-end=\"8797\"\u003e\u003cstrong data-start=\"8593\" data-end=\"8647\"\u003eQ: Should this heater be professionally installed?\u003c\/strong\u003e\u003cbr data-start=\"8647\" data-end=\"8650\"\u003eA: Yes. Professional installation is strongly recommended because this heater requires proper gas, electrical, plumbing, venting, and safety setup.\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":53594210140470,"sku":"H250FDN","price":3249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HPPH250FDN_2.avif?v=1769020457"},{"product_id":"hayward-universal-h-series-in-ground-natural-gas-heater-with-omnix-400k-hs400fdn","title":"Hayward Universal H-Series In-Ground Natural Gas Heater with OmniX 400K | HS400FDN","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBring fast, dependable heating and modern smart control to your pool or spa with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series Natural Gas Heater with OmniX 400K | HS400FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Delivering approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU of heating power\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this high-capacity heater is designed for in-ground swimming pools and pool\/spa combinations that require fast temperature recovery, durable construction, and advanced automation compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS400FDN combines Hayward’s proven Universal H-Series heating platform with the new \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence and Universal Display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This provides enhanced programmability, advanced diagnostics, intuitive equipment control, and connected functionality through the Hayward OmniX ecosystem.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides excellent resistance to corrosion and premature wear, while Hayward’s totally managed water-flow system helps maximize hydraulic efficiency. Low NOx emissions meet applicable clean-air requirements, making this an excellent choice for both new installations and replacement applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU class natural gas heater\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eManufacturer model \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS400FDN\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBuilt-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX smart control technology\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHayward Universal Display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdvanced diagnostics and programming\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemote connectivity capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDurable cupro-nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSilicon nitride hot-surface ignition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTotally managed water-flow system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFront-panel-only service access\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal left or right electrical connection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for easy replacement installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with Hayward Omni automation and other supported automation platforms\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable height=\"503\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 45.5724%;\"\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth style=\"width: 51.5958%;\"\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eHS400FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eBTU Input\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e399,900 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eNominal Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e400,000 BTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eThermal Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e84%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eCupro-Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eMinimum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e30 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eGas Connection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e3\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eControl Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eDigital \/ OmniX\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eIgnition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eHot Surface Ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eElectrical\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e120\/240 VAC, Single Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eWidth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e34\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eDepth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eHeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003e24\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003cstrong\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003cspan\u003eApprox. 213.5 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.5724%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.5958%;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eOmniX Smart Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOne of the biggest upgrades to the HS400FDN is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The heater’s Universal Display provides an intuitive interface while OmniX technology offers enhanced scheduling, temperature management, equipment communication, and advanced system diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen properly configured with compatible Hayward equipment and connectivity components, the heater can be incorporated into the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward OmniX app ecosystem\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for convenient pool and spa management.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBuilt for Durability\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe standard \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides increased resistance to corrosion and premature failure caused by challenging pool environments and water chemistry.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward’s forced-draft combustion system also helps maintain reliable combustion performance, while Low NOx operation reduces emissions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eIs the HS400FDN a natural gas heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS400FDN is specifically designed for natural gas.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Customers requiring propane should select the corresponding propane model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow many BTUs is the HS400FDN?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt has a rated input of approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e399,900 BTU\/hr\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, commonly marketed as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400K BTU heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the HS400FDN have OmniX?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. This model features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and Hayward’s Universal Display.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan I control this heater from my phone?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe OmniX platform supports connected\/app-based functionality when the system is properly configured with the required Hayward connectivity and network components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it have a cupro-nickel heat exchanger?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The HS400FDN includes a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger as standard equipment\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the required water flow?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward specifies a minimum flow of approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e30 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a maximum of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan this replace an older Hayward H400FDN?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is specifically designed to simplify replacement installations and is compatible with Hayward plumbing adapters. Existing gas, plumbing, electrical, venting, and code requirements should still be verified before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan this heater be installed indoors?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIndoor installations require proper venting and must follow Hayward instructions as well as all applicable local building, gas, and electrical codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs professional installation required?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eProfessional installation by a qualified pool-heater or gas technician is strongly recommended. Proper gas sizing, ventilation, water flow, electrical connections, and combustion setup are critical for safe operation and warranty coverage.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":54533034705206,"sku":"HS400FDN","price":5299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HAY-15-0286_medium_63dea772-d7e5-4e12-88da-9eb264c76bd0.jpg?v=1788976080"},{"product_id":"hayward-universal-h-series-in-ground-natural-gas-heater-with-omnix-400k-asme-hs400fdnasme","title":"Hayward Universal H-Series In-Ground Natural Gas Heater with OmniX 400K ASME | HS400FDNASME","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series In-Ground Natural Gas Heater with OmniX 400K ASME | HS400FDNASME\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a high-performance commercial pool and spa heater designed for demanding aquatic environments that require powerful heating, durable construction, and modern equipment control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDelivering approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU of heating capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the HS400FDNASME is ideal for commercial swimming pools, spas, hotels, resorts, apartment communities, recreation centers, schools, fitness facilities, and other applications requiring dependable year-round heating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eASME construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it specifically suited for commercial installations where ASME-rated equipment may be required by project specifications or local codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS400FDNASME combines Hayward's proven Universal H-Series heater platform with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and the Hayward Universal Display. This provides improved programming, equipment diagnostics, system information, and compatibility with supported Hayward automation platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides excellent resistance to corrosion and demanding water conditions, while Hayward's Low NOx combustion system provides efficient operation with reduced emissions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU commercial pool and spa heater\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNatural gas configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eASME commercial-grade construction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIntegrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX intelligence\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHayward Universal Display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdvanced equipment diagnostics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced programming capabilities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCupro-nickel heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for commercial pool and spa applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFront-access service design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEfficient hydraulic performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with supported Hayward automation systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for new installations and commercial heater replacements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHS400FDNASME\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommercial Pool \u0026amp; Spa Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 400,000 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eListed Input\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e399,900 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eConstruction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eASME\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThermal Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e84%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro-Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMinimum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 30 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 125 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGas Connection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eControl System\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOmniX \/ Universal Display\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eIgnition Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectronic \/ Hot Surface\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommercial In-Ground Pools \u0026amp; Spas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEmission Standard\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eCommercial ASME Construction\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe main difference between the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS400FDNASME\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a standard residential Universal H-Series heater is its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eASME-rated commercial construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eASME heaters are designed for installations where commercial-duty equipment is required or specified. This makes the HS400FDNASME an excellent option for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHotels and resorts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial swimming pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApartment and condominium communities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecreation centers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSchools and universities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFitness clubs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHealth facilities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMunicipal aquatic centers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial spas\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways confirm local mechanical, plumbing, gas, and building codes before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOmniX Smart Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e adds modern control and diagnostic capabilities directly to the heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal Display provides access to temperature settings, operating information, programming, and system diagnostics from an easy-to-use interface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen incorporated into a compatible Hayward automation system, the heater can also become part of a centralized pool equipment control platform.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCupro-Nickel Heat Exchanger\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS400FDNASME uses a durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it well suited for demanding commercial environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCupro-nickel provides increased resistance to corrosion compared with traditional copper-only heat exchangers and is commonly preferred in commercial installations where equipment may operate for longer periods or experience more demanding water conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProper water chemistry must still be maintained to protect the heater and maximize equipment life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eIs the HS400FDNASME a natural gas heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS400FDNASME is designed for natural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow many BTUs is this heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model is commonly rated as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400,000 BTU heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with approximately 399,900 BTU\/hr input.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat does ASME mean?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eASME refers to construction designed to meet applicable standards established by the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAmerican Society of Mechanical Engineers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. ASME-rated heaters are commonly used in commercial pool and spa applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this heater intended for commercial pools?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The HS400FDNASME is specifically designed for demanding commercial swimming pool and spa applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it include OmniX?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. This model features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward OmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and the Hayward Universal Display.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it have a cupro-nickel heat exchanger?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The HS400FDNASME uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for improved durability and corrosion resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the recommended water flow?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heater is designed to operate within an approximate water-flow range of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e30 to 125 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, depending on the installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan this replace an older H400FDNASME?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS400FDNASME is part of Hayward's updated Universal H-Series platform and is a logical replacement option for many older H400FDNASME installations. Existing plumbing, gas supply, electrical, venting, and installation requirements should be verified before replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs professional installation required?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eProfessional installation is strongly recommended. A qualified pool heater or gas technician should verify gas sizing, ventilation, electrical connections, water flow, and all applicable local codes before operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":54533043257654,"sku":"HS400FDNASME","price":5449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HAY-15-0287_medium_abda0dc4-0988-4fdd-b6f9-9de0a5711059.jpg?v=1788988157"},{"product_id":"hayward-universal-h-series-in-ground-natural-gas-heater-with-omnix-250k-hs250fdn","title":"Hayward Universal H-Series In-Ground Natural Gas Heater with OmniX 250K | HS250FDN","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series In-Ground Natural Gas Heater with OmniX 250K | HS250FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e delivers fast, dependable pool and spa heating with modern smart-control technology and durable Hayward construction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the HS250FDN is an excellent choice for residential in-ground swimming pools, spas, and pool\/spa combinations requiring powerful natural gas heating without stepping up to a larger 400K BTU heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAt the center of the HS250FDN is Hayward's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUniversal Display with OmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing enhanced programmability, advanced diagnostics, and remote-connectivity capabilities. The Universal Display is designed to deliver a consistent control experience across supported Hayward Omni, OmniX, and compatible automation systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides increased resistance to corrosion and premature wear, while Hayward's totally managed water-flow design helps deliver strong hydraulic performance. Low NOx combustion helps meet applicable clean-air requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU natural gas pool and spa heater\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBuilt-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHayward Universal Display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdvanced heater diagnostics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced programming capabilities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemote-connectivity capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDurable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForced-draft combustion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSilicon nitride hot-surface ignition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTotally managed water-flow system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFront-panel-only service access\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal electrical junction box\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLeft- or right-side electrical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for in-ground pools and spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent for new construction or replacement applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHS250FDN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePool \u0026amp; Spa Gas Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIn-Ground Pool \u0026amp; Spa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250,000 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThermal Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e84%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro-Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMinimum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGas Connection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eControl Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital \/ OmniX\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eIgnition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHot Surface Ignition\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eElectrical\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120\/240V, 60Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWidth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDepth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEmission Rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow NOx\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward's technical documentation specifies \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU input, 25 GPM minimum flow, 125 GPM maximum flow, and 84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for the 250 model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOmniX Smart Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS250FDN incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX intelligence directly into the heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, giving homeowners and service professionals improved access to programming and diagnostic information.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen properly connected to compatible Hayward automation and networking equipment, OmniX provides enhanced equipment communication and remote-control capabilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis modern control platform makes the HS250FDN particularly attractive for new pool installations and customers replacing an older Universal H-Series heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCupro-Nickel Heat Exchanger\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward equips the HS250FDN with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to provide improved resistance against corrosion and premature wear.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCupro-nickel construction is especially beneficial in demanding pool environments, but proper water chemistry remains essential for maximizing heater life and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eEasy Replacement Design\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal H-Series platform is engineered with replacement installations in mind. Hayward states that these heaters provide direct compatibility with Hayward plumbing adapters, helping simplify replacement of many existing Universal H-Series installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eExisting plumbing, gas supply, electrical service, clearances, and venting requirements should always be verified before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eIs the HS250FDN natural gas or propane?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS250FDN is a natural gas heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Customers requiring propane should select the corresponding propane configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow many BTUs is the HS250FDN?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heater is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\/hr\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the HS250FDN have OmniX?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e along with Hayward's Universal Display.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes this heater have a cupro-nickel heat exchanger?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. A \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger is standard\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e on this model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat flow rate does the heater require?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward specifies a minimum flow of approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a maximum flow of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the thermal efficiency?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS250FDN is rated at approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat size is the heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit measures approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25\" wide x 29.5\" deep x 24\" high\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this a Low NOx heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The Universal H-Series incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLow NOx combustion technology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to meet applicable clean-air standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan this replace an older Hayward Universal H-Series heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is designed to simplify replacement of existing Universal H-Series installations, but the existing plumbing, gas supply, electrical connections, venting, and installation clearances must be confirmed before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs professional installation recommended?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. Gas pool heaters should be installed by a qualified pool-heater or gas professional. Correct gas-line sizing, ventilation, electrical connections, water flow, and local code compliance are essential for safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":54534447268150,"sku":"HS250FDN","price":4249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HAY-15-0282-5_medium_e1388f94-42f8-4fe2-b5cf-086aa92a1ed1.jpg?v=1788988523"},{"product_id":"hayward-universal-h-series-in-ground-natural-gas-heater-with-omnix-250k-asme-hs250fdnasme","title":"Hayward Universal H-Series In-Ground Natural Gas Heater with OmniX 250K ASME | HS250FDNASME","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHayward Universal H-Series In-Ground Natural Gas Heater with OmniX 250K ASME | HS250FDNASME\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a commercial-grade pool and spa heater built for applications that require reliable heating, durable construction, advanced controls, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eASME-rated equipment\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDelivering \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\/hr\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the HS250FDNASME is an excellent heating solution for commercial swimming pools, spas, hotels, resorts, apartment communities, schools, fitness centers, recreation facilities, and other demanding aquatic environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward specifically designs its Universal H-Series ASME heaters to withstand the demands of commercial operation with upgraded construction and materials. The HS250FDNASME also incorporates Hayward's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence and Universal Display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing enhanced programming, advanced diagnostics, and connected-control capabilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides increased corrosion resistance, while Hayward's managed water-flow system delivers strong hydraulic performance. Low NOx combustion helps meet applicable clean-air standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU natural gas heater\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCommercial \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eASME configuration\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBuilt-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX intelligence\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHayward Universal Display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdvanced diagnostics and programming\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemote connectivity capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDurable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow NOx emissions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e25–125 GPM operating flow range\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-performance hydraulic design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFront-panel service access\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal electrical junction box\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLeft- or right-side electrical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for demanding commercial pool and spa applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for replacement or new commercial installations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUniversal H-Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHS250FDNASME\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommercial Pool \u0026amp; Spa Heater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFuel Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNatural Gas\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeating Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250,000 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eConstruction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eASME\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThermal Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e84%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCupro-Nickel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMinimum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Water Flow\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e125 GPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGas Connection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eControl Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital \/ OmniX\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePhase\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Width\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Depth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e29.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Height\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eApprox. Shipping Weight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e203 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eApprox. Carton Dimensions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e33\" W x 33\" D x 31\" H\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eParts Warranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 Years\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eLabor Warranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Year\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCurrent product specifications list \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU input, 84% efficiency, 25–125 GPM flow, 3\/4\" gas connection, and a cupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCommercial ASME Construction\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS250FDNASME\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is intended for commercial-duty pool and spa applications where an ASME heater is specified or required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTypical applications include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHotels and resorts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial swimming pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApartment and condominium communities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSchools and universities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecreation centers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFitness clubs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMunicipal pools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial spas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHospitality properties\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommercial heater requirements vary by jurisdiction, so installers should always verify applicable mechanical, gas, plumbing, and building codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOmniX Smart Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHayward's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a modern control experience with enhanced programming and diagnostic capabilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Universal Display allows operators and service professionals to view temperature settings, heater status, operating information, and diagnostic data from an intuitive interface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen properly configured with compatible Hayward connectivity and automation equipment, OmniX also supports remote equipment management.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCupro-Nickel Heat Exchanger\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS250FDNASME uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing improved resistance to corrosion and premature wear in demanding pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis makes it particularly well suited for commercial applications where heaters may experience longer operating cycles and higher usage than typical residential installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProper water chemistry must still be maintained at all times to protect the heater and maximize equipment life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eIs the HS250FDNASME natural gas?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS250FDNASME is designed specifically for natural gas\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow many BTUs does it produce?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model is rated at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250,000 BTU\/hr\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this an ASME heater?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The HS250FDNASME is part of Hayward's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUniversal H-Series ASME commercial heater lineup\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the difference between HS250FDN and HS250FDNASME?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS250FDN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the standard Universal H-Series 250K heater, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHS250FDNASME\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the commercial ASME configuration intended for more demanding commercial applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it include OmniX?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The heater features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOmniX embedded intelligence and Hayward's Universal Display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat type of heat exchanger does it use?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS250FDNASME uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecupro-nickel heat exchanger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat water flow does it require?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe listed operating range is approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 to 125 GPM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the heater's efficiency?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HS250FDNASME is rated at approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e84% thermal efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this suitable for hotels and commercial properties?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Hayward specifically positions its ASME heater line for demanding commercial operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs professional installation recommended?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. Installation should be performed by a qualified pool-heater or gas professional. Correct gas-line sizing, ventilation, electrical connections, water flow, and local-code compliance are essential for safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":54535108002102,"sku":"HS250FDNASME","price":4699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HAY-15-0283_medium_c9ccd521-c7ce-4674-8205-99a9012737de.jpg?v=1788992683"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/collections\/HPPH400FDN_4.jpg?v=1789526714","url":"https:\/\/poolsupplydepot.net\/collections\/hayward-universal-h-series-heaters-parts.oembed","provider":"Pool Supply Depot","version":"1.0","type":"link"}