{"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","url":"https:\/\/poolsupplydepot.net\/products\/haywardheatexchangerassemblyfdxlhxa1150hppfdxlhxa1150","provider":"Pool Supply Depot","version":"1.0","type":"link"}