{"product_id":"pentair-mastertemp-400-high-performance-pool-and-spa-heater-400-ec-462029","title":"Pentair MasterTemp 400 High Performance Pool \u0026 Spa Heater 400,000 BTUs, Propane | EC-462029","description":"\u003ch2 data-end=\"693\" data-start=\"672\" data-section-id=\"53drpp\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-end=\"1025\" data-start=\"694\"\u003eThe \u003cstrong data-end=\"771\" data-start=\"698\"\u003ePentair MasterTemp 400 High Performance Pool \u0026amp; Spa Heater | EC-462029\u003c\/strong\u003e is a powerful propane gas heater designed for fast, efficient heating in residential pool and spa systems. With a \u003cstrong data-end=\"901\" data-start=\"886\"\u003e400,000 BTU\u003c\/strong\u003e heating capacity, this heater is ideal for larger pools, pool\/spa combinations, and customers who want quick heat-up times.\u003c\/p\u003e\n\u003cp data-end=\"1341\" data-start=\"1027\"\u003eThe MasterTemp series is known for its compact footprint, quiet operation, easy-to-use digital controls, and efficient premix combustion technology. This propane model is designed for properties using LP gas and includes Low NOx performance, electronic ignition, and a durable rustproof composite exterior cabinet.\u003c\/p\u003e\n\u003cp data-end=\"1721\" data-start=\"1343\"\u003ePentair’s MasterTemp platform is built for service-friendly installation, with a rotating digital display that can be positioned for easier access on different equipment pad layouts. Public product listings identify \u003cstrong data-end=\"1572\" data-start=\"1559\"\u003eEC-462029\u003c\/strong\u003e as the propane 400K BTU MasterTemp model, commonly cross-referenced with \u003cstrong data-end=\"1656\" data-start=\"1646\"\u003e460737\u003c\/strong\u003e, and UPC \u003cstrong data-end=\"1682\" data-start=\"1666\"\u003e788379887353\u003c\/strong\u003e. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"1726\" data-start=\"1723\"\u003e\n\u003ch2 data-end=\"1742\" data-start=\"1728\" data-section-id=\"4fdhx7\"\u003eIdeal For\u003c\/h2\u003e\n\u003cul data-end=\"2139\" data-start=\"1743\"\u003e\n\u003cli data-end=\"1773\" data-start=\"1743\" data-section-id=\"hcxg5z\"\u003eResidential inground pools\u003c\/li\u003e\n\u003cli data-end=\"1810\" data-start=\"1774\" data-section-id=\"161auk2\"\u003ePool and spa combination systems\u003c\/li\u003e\n\u003cli data-end=\"1850\" data-start=\"1811\" data-section-id=\"p1kg40\"\u003eLarger pools requiring fast heat-up\u003c\/li\u003e\n\u003cli data-end=\"1887\" data-start=\"1851\" data-section-id=\"bkjt2w\"\u003ePropane gas pool heating systems\u003c\/li\u003e\n\u003cli data-end=\"1925\" data-start=\"1888\" data-section-id=\"10wilnl\"\u003eHomes without natural gas service\u003c\/li\u003e\n\u003cli data-end=\"1966\" data-start=\"1926\" data-section-id=\"1pobdy\"\u003eReplacing older propane pool heaters\u003c\/li\u003e\n\u003cli data-end=\"2012\" data-start=\"1967\" data-section-id=\"1qy612q\"\u003eCustomers wanting digital heater controls\u003c\/li\u003e\n\u003cli data-end=\"2056\" data-start=\"2013\" data-section-id=\"p27gu5\"\u003eLow NOx heater replacement applications\u003c\/li\u003e\n\u003cli data-end=\"2096\" data-start=\"2057\" data-section-id=\"1o9fgf\"\u003eCompact equipment pad installations\u003c\/li\u003e\n\u003cli data-end=\"2139\" data-start=\"2097\" data-section-id=\"1euinj3\"\u003eProfessional pool heater installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2144\" data-start=\"2141\"\u003e\n\u003ch2 data-end=\"2163\" data-start=\"2146\" data-section-id=\"14at72t\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-end=\"3387\" data-start=\"2164\"\u003e\n\u003cli data-end=\"2260\" data-start=\"2164\" data-section-id=\"1b6n39p\"\u003e\n\u003cstrong data-end=\"2198\" data-start=\"2166\"\u003e400,000 BTU heating capacity\u003c\/strong\u003e — delivers powerful heating performance for pools and spas.\u003c\/li\u003e\n\u003cli data-end=\"2335\" data-start=\"2261\" data-section-id=\"1pkocx4\"\u003e\n\u003cstrong data-end=\"2288\" data-start=\"2263\"\u003ePropane gas operation\u003c\/strong\u003e — ideal for properties using LP gas service.\u003c\/li\u003e\n\u003cli data-end=\"2427\" data-start=\"2336\" data-section-id=\"z7dnw7\"\u003e\n\u003cstrong data-end=\"2366\" data-start=\"2338\"\u003eLow NOx certified design\u003c\/strong\u003e — engineered for cleaner combustion and reduced emissions.\u003c\/li\u003e\n\u003cli data-end=\"2501\" data-start=\"2428\" data-section-id=\"4qem8d\"\u003e\n\u003cstrong data-end=\"2462\" data-start=\"2430\"\u003ePremix combustion technology\u003c\/strong\u003e — supports fast, efficient warm-ups.\u003c\/li\u003e\n\u003cli data-end=\"2580\" data-start=\"2502\" data-section-id=\"1ivt5d5\"\u003e\n\u003cstrong data-end=\"2527\" data-start=\"2504\"\u003eElectronic ignition\u003c\/strong\u003e — reliable startup without a standing pilot light.\u003c\/li\u003e\n\u003cli data-end=\"2683\" data-start=\"2581\" data-section-id=\"y500ok\"\u003e\n\u003cstrong data-end=\"2610\" data-start=\"2583\"\u003eDigital control display\u003c\/strong\u003e — easy-to-use interface for temperature control and system monitoring.\u003c\/li\u003e\n\u003cli data-end=\"2802\" data-start=\"2684\" data-section-id=\"vg2iub\"\u003e\n\u003cstrong data-end=\"2712\" data-start=\"2686\"\u003eRotating control panel\u003c\/strong\u003e — controls can rotate to multiple positions for easier installation and service access.\u003c\/li\u003e\n\u003cli data-end=\"2963\" data-start=\"2803\" data-section-id=\"1xs1hfl\"\u003e\n\u003cstrong data-end=\"2831\" data-start=\"2805\"\u003eCompact cabinet design\u003c\/strong\u003e — commonly referenced around \u003cstrong data-end=\"2886\" data-start=\"2861\"\u003e21\" L x 21\" W x 28\" H\u003c\/strong\u003e, helping fit smaller equipment pads. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3055\" data-start=\"2964\" data-section-id=\"171osxi\"\u003e\n\u003cstrong data-end=\"2998\" data-start=\"2966\"\u003eRustproof composite exterior\u003c\/strong\u003e — built to handle outdoor pool equipment environments.\u003c\/li\u003e\n\u003cli data-end=\"3134\" data-start=\"3056\" data-section-id=\"mvjcka\"\u003e\n\u003cstrong data-end=\"3077\" data-start=\"3058\"\u003eQuiet operation\u003c\/strong\u003e — designed for a more comfortable poolside experience.\u003c\/li\u003e\n\u003cli data-end=\"3246\" data-start=\"3135\" data-section-id=\"1du61ae\"\u003e\n\u003cstrong data-end=\"3162\" data-start=\"3137\"\u003eAutomation compatible\u003c\/strong\u003e — works with compatible pool and spa automation systems when properly configured.\u003c\/li\u003e\n\u003cli data-end=\"3387\" data-start=\"3247\" data-section-id=\"1ahsoet\"\u003e\n\u003cstrong data-end=\"3317\" data-start=\"3249\"\u003eApproved for indoor or outdoor installation where code-compliant\u003c\/strong\u003e — installation must follow all venting and local code requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3392\" data-start=\"3389\"\u003e\n\u003ch2 data-end=\"3407\" data-start=\"3394\" data-section-id=\"33fg5d\"\u003eBenefits\u003c\/h2\u003e\n\u003cp data-end=\"3694\" data-start=\"3408\"\u003eThe Pentair EC-462029 MasterTemp 400 propane heater helps extend the swim season and makes spas more enjoyable by delivering rapid water heating. Its 400K BTU output provides strong heat recovery, making it a popular choice for pool\/spa combinations and larger residential pool systems.\u003c\/p\u003e\n\u003cp data-end=\"3997\" data-start=\"3696\"\u003eThe digital controls and indicator lights make operation simple, while the rotating display helps installers position controls where they are easiest to access. The compact cabinet is useful for equipment pads with limited space, and the rustproof exterior helps support long-term outdoor performance.\u003c\/p\u003e\n\u003cp data-end=\"4181\" data-start=\"3999\"\u003eFor pool professionals, the MasterTemp platform provides a dependable, service-friendly propane heater option with proven Pentair performance and strong residential heating capacity.\u003c\/p\u003e\n\u003chr data-end=\"4186\" data-start=\"4183\"\u003e\n\u003ch2 data-end=\"4207\" data-start=\"4188\" data-section-id=\"1qhk4i3\"\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 class=\"w-fit min-w-(--thread-content-width)\" data-end=\"5582\" data-start=\"4209\"\u003e\n\u003cthead data-end=\"4236\" data-start=\"4209\"\u003e\n\u003ctr data-end=\"4236\" data-start=\"4209\"\u003e\n\u003cth class=\"\" data-col-size=\"sm\" data-end=\"4225\" data-start=\"4209\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"\" data-col-size=\"md\" data-end=\"4236\" data-start=\"4225\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"5582\" data-start=\"4247\"\u003e\n\u003ctr data-end=\"4323\" data-start=\"4247\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4262\" data-start=\"4247\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4323\" data-start=\"4262\"\u003ePentair MasterTemp 400 High Performance Pool \u0026amp; Spa Heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4343\" data-start=\"4324\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4332\" data-start=\"4324\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4343\" data-start=\"4332\"\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4367\" data-start=\"4344\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4353\" data-start=\"4344\"\u003eSeries\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4367\" data-start=\"4353\"\u003eMasterTemp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4395\" data-start=\"4368\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4382\" data-start=\"4368\"\u003ePart Number\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4395\" data-start=\"4382\"\u003eEC-462029\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4428\" data-start=\"4396\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4418\" data-start=\"4396\"\u003eRelated Part Number\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4428\" data-start=\"4418\"\u003e460737\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4448\" data-start=\"4429\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4435\" data-start=\"4429\"\u003eSKU\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4448\" data-start=\"4435\"\u003eEC-462029\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4493\" data-start=\"4449\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4478\" data-start=\"4449\"\u003eDistributor Product Number\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4493\" data-start=\"4478\"\u003ePUR-15-2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4523\" data-start=\"4494\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4507\" data-start=\"4494\"\u003eUPC \/ GTIN\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4523\" data-start=\"4507\"\u003e788379887353\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4566\" data-start=\"4524\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4539\" data-start=\"4524\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4566\" data-start=\"4539\"\u003ePool and spa gas heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4603\" data-start=\"4567\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4581\" data-start=\"4567\"\u003eHeater Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4603\" data-start=\"4581\"\u003ePropane gas heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4636\" data-start=\"4604\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4616\" data-start=\"4604\"\u003eFuel Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4636\" data-start=\"4616\"\u003ePropane \/ LP gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4664\" data-start=\"4637\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4649\" data-start=\"4637\"\u003eBTU Input\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4664\" data-start=\"4649\"\u003e400,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4689\" data-start=\"4665\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4677\" data-start=\"4665\"\u003eBTU Class\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4689\" data-start=\"4677\"\u003e400K BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4752\" data-start=\"4690\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4706\" data-start=\"4690\"\u003eIgnition Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4752\" data-start=\"4706\"\u003eElectronic ignition \/ hot surface ignition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4795\" data-start=\"4753\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4768\" data-start=\"4753\"\u003eControl Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4795\" data-start=\"4768\"\u003eDigital control display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4838\" data-start=\"4796\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4812\" data-start=\"4796\"\u003eControl Panel\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4838\" data-start=\"4812\"\u003eRotating control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4879\" data-start=\"4839\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4858\" data-start=\"4839\"\u003eEmissions Rating\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4879\" data-start=\"4858\"\u003eLow NOx certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4932\" data-start=\"4880\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4900\" data-start=\"4880\"\u003eCombustion System\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4932\" data-start=\"4900\"\u003ePremix combustion technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4985\" data-start=\"4933\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4960\" data-start=\"4933\"\u003eHeat Exchanger Reference\u003c\/td\u003e\n\u003ctd data-end=\"4985\" data-start=\"4960\" data-col-size=\"md\"\u003eCopper heat exchanger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5033\" data-start=\"4986\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5014\" data-start=\"4986\"\u003eHeader Material Reference\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5033\" data-start=\"5014\"\u003ePolymer headers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5097\" data-start=\"5034\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5044\" data-start=\"5034\"\u003eVoltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5097\" data-start=\"5044\"\u003e120\/240V, depending on installation configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5181\" data-start=\"5098\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5122\" data-start=\"5098\"\u003eInstallation Location\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5181\" data-start=\"5122\"\u003eOutdoor or approved properly vented indoor installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5229\" data-start=\"5182\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5197\" data-start=\"5182\"\u003eCabinet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5229\" data-start=\"5197\"\u003eRustproof composite exterior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5276\" data-start=\"5230\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5251\" data-start=\"5230\"\u003eApprox. Dimensions\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5276\" data-start=\"5251\"\u003e21\" L x 21\" W x 28\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5315\" data-start=\"5277\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5291\" data-start=\"5277\"\u003eApplication\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5315\" data-start=\"5291\"\u003ePool and spa heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5373\" data-start=\"5316\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5328\" data-start=\"5316\"\u003ePool Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5373\" data-start=\"5328\"\u003eResidential inground pool and spa systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5477\" data-start=\"5374\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5401\" data-start=\"5374\"\u003eAutomation Compatibility\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5477\" data-start=\"5401\"\u003eCompatible with pool and spa automation systems when properly configured\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5515\" data-start=\"5478\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5499\" data-start=\"5478\"\u003eEquipment Category\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5515\" data-start=\"5499\"\u003ePool heaters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5563\" data-start=\"5516\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5556\" data-start=\"5516\"\u003eProfessional Installation Recommended\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5563\" data-start=\"5556\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"5582\" data-start=\"5564\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"5574\" data-start=\"5564\"\u003eSold As\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"5582\" data-start=\"5574\"\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-end=\"5587\" data-start=\"5584\"\u003e\n\u003ch2 data-end=\"5613\" data-start=\"5589\" data-section-id=\"czfsbl\"\u003eIncluded Components\u003c\/h2\u003e\n\u003cul data-end=\"5883\" data-start=\"5614\"\u003e\n\u003cli data-end=\"5676\" data-start=\"5614\" data-section-id=\"1hnox9j\"\u003e1 × Pentair MasterTemp 400 propane gas pool and spa heater\u003c\/li\u003e\n\u003cli data-end=\"5715\" data-start=\"5677\" data-section-id=\"oy57aw\"\u003eIntegrated digital control display\u003c\/li\u003e\n\u003cli data-end=\"5746\" data-start=\"5716\" data-section-id=\"19ufw2i\"\u003eElectronic ignition system\u003c\/li\u003e\n\u003cli data-end=\"5782\" data-start=\"5747\" data-section-id=\"1jv102b\"\u003ePremix combustion burner system\u003c\/li\u003e\n\u003cli data-end=\"5830\" data-start=\"5783\" data-section-id=\"w3pqqc\"\u003eInternal heat exchanger and header assembly\u003c\/li\u003e\n\u003cli data-end=\"5883\" data-start=\"5831\" data-section-id=\"hpnzjy\"\u003eManufacturer-supplied installation documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"6225\" data-start=\"5885\"\u003e\u003cem data-end=\"6225\" data-start=\"5885\"\u003ePropane gas line, gas shutoff valve, regulator if required, electrical wiring, bonding materials, venting components, plumbing valves, unions, check valves, pressure relief valve if required by local code, equipment pad materials, automation wiring, and installation labor are sold separately unless specifically included by the supplier.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-end=\"6230\" data-start=\"6227\"\u003e\n\u003ch2 data-end=\"6256\" data-start=\"6232\" data-section-id=\"1cnlbrc\"\u003eCompatibility Notes\u003c\/h2\u003e\n\u003cp data-end=\"6341\" data-start=\"6257\"\u003eThis heater is designed for compatible \u003cstrong data-end=\"6340\" data-start=\"6296\"\u003epropane gas pool and spa heating systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"6381\" data-start=\"6343\"\u003eCommon application references include:\u003c\/p\u003e\n\u003cul data-end=\"6665\" data-start=\"6383\"\u003e\n\u003cli data-end=\"6413\" data-start=\"6383\" data-section-id=\"hcxg5z\"\u003eResidential inground pools\u003c\/li\u003e\n\u003cli data-end=\"6446\" data-start=\"6414\" data-section-id=\"1t3xbrq\"\u003ePool\/spa combination systems\u003c\/li\u003e\n\u003cli data-end=\"6482\" data-start=\"6447\" data-section-id=\"2b7r6d\"\u003ePropane \/ LP gas equipment pads\u003c\/li\u003e\n\u003cli data-end=\"6532\" data-start=\"6483\" data-section-id=\"1evrfv4\"\u003eReplacing compatible 400K BTU propane heaters\u003c\/li\u003e\n\u003cli data-end=\"6574\" data-start=\"6533\" data-section-id=\"1xpi26i\"\u003eCompact heater retrofit installations\u003c\/li\u003e\n\u003cli data-end=\"6619\" data-start=\"6575\" data-section-id=\"1245g52\"\u003eLow NOx propane gas heating applications\u003c\/li\u003e\n\u003cli data-end=\"6665\" data-start=\"6620\" data-section-id=\"1bgcls6\"\u003eAutomation-connected pool and spa systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"6874\" data-start=\"6667\"\u003eAlways confirm fuel type, BTU requirement, propane gas line sizing, regulator requirements, electrical service, water flow, venting needs, elevation requirements, and local code requirements before ordering.\u003c\/p\u003e\n\u003chr data-end=\"6879\" data-start=\"6876\"\u003e\n\u003ch2 data-end=\"6904\" data-start=\"6881\" data-section-id=\"1hui92y\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp data-end=\"7259\" data-start=\"6905\"\u003eThis heater must be installed by a qualified pool professional, licensed gas technician, or licensed contractor as required by local code. Proper installation requires correct propane gas supply sizing, gas pressure verification, electrical wiring, bonding, grounding, water flow verification, plumbing layout, combustion air, and venting where required.\u003c\/p\u003e\n\u003cp data-end=\"7394\" data-start=\"7261\"\u003eBefore installation, confirm that the fuel type is \u003cstrong data-end=\"7332\" data-start=\"7312\"\u003epropane \/ LP gas\u003c\/strong\u003e and that the gas supply can support a \u003cstrong data-end=\"7386\" data-start=\"7371\"\u003e400,000 BTU\u003c\/strong\u003e heater.\u003c\/p\u003e\n\u003cp data-end=\"7657\" data-start=\"7396\"\u003eWater chemistry must be maintained within recommended ranges to protect the heat exchanger and preserve heater performance. Improper water balance, poor flow, incorrect gas pressure, or improper installation can damage the heater and may void warranty coverage.\u003c\/p\u003e\n\u003chr data-end=\"7662\" data-start=\"7659\"\u003e\n\u003ch2 data-end=\"7688\" data-start=\"7664\" data-section-id=\"w1k9cu\"\u003eCustomer-Facing Q\u0026amp;A\u003c\/h2\u003e\n\u003cp data-end=\"7817\" data-start=\"7690\"\u003e\u003cstrong data-end=\"7727\" data-start=\"7690\"\u003eQ: What is the Pentair EC-462029?\u003c\/strong\u003e\u003cbr data-end=\"7730\" data-start=\"7727\"\u003eA: It is a Pentair MasterTemp 400 propane gas pool and spa heater rated at 400,000 BTU.\u003c\/p\u003e\n\u003cp data-end=\"7873\" data-start=\"7819\"\u003e\u003cstrong data-end=\"7842\" data-start=\"7819\"\u003eQ: What is the SKU?\u003c\/strong\u003e\u003cbr data-end=\"7845\" data-start=\"7842\"\u003eA: The SKU is \u003cstrong data-end=\"7872\" data-start=\"7859\"\u003eEC-462029\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"7946\" data-start=\"7875\"\u003e\u003cstrong data-end=\"7905\" data-start=\"7875\"\u003eQ: What is the UPC \/ GTIN?\u003c\/strong\u003e\u003cbr data-end=\"7908\" data-start=\"7905\"\u003eA: The UPC \/ GTIN is \u003cstrong data-end=\"7945\" data-start=\"7929\"\u003e788379887353\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"8039\" data-start=\"7948\"\u003e\u003cstrong data-end=\"7995\" data-start=\"7948\"\u003eQ: What is the related Pentair part number?\u003c\/strong\u003e\u003cbr data-end=\"7998\" data-start=\"7995\"\u003eA: The related part number is \u003cstrong data-end=\"8038\" data-start=\"8028\"\u003e460737\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"8131\" data-start=\"8041\"\u003e\u003cstrong data-end=\"8084\" data-start=\"8041\"\u003eQ: What fuel type does this heater use?\u003c\/strong\u003e\u003cbr data-end=\"8087\" data-start=\"8084\"\u003eA: This model uses \u003cstrong data-end=\"8130\" data-start=\"8106\"\u003epropane gas \/ LP gas\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"8255\" data-start=\"8133\"\u003e\u003cstrong data-end=\"8169\" data-start=\"8133\"\u003eQ: Is this a natural gas heater?\u003c\/strong\u003e\u003cbr data-end=\"8172\" data-start=\"8169\"\u003eA: No. This is the propane model. Natural gas versions use different model numbers.\u003c\/p\u003e\n\u003cp data-end=\"8339\" data-start=\"8257\"\u003e\u003cstrong data-end=\"8293\" data-start=\"8257\"\u003eQ: How many BTUs is this heater?\u003c\/strong\u003e\u003cbr data-end=\"8296\" data-start=\"8293\"\u003eA: This heater is rated at \u003cstrong data-end=\"8338\" data-start=\"8323\"\u003e400,000 BTU\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"8447\" data-start=\"8341\"\u003e\u003cstrong data-end=\"8374\" data-start=\"8341\"\u003eQ: Is this Low NOx certified?\u003c\/strong\u003e\u003cbr data-end=\"8377\" data-start=\"8374\"\u003eA: Yes. This MasterTemp model is commonly listed as Low NOx certified.\u003c\/p\u003e\n\u003cp data-end=\"8595\" data-start=\"8449\"\u003e\u003cstrong data-end=\"8489\" data-start=\"8449\"\u003eQ: Does it have electronic ignition?\u003c\/strong\u003e\u003cbr data-end=\"8492\" data-start=\"8489\"\u003eA: Yes. It uses electronic ignition \/ hot surface ignition and does not require a standing pilot light.\u003c\/p\u003e\n\u003cp data-end=\"8743\" data-start=\"8597\"\u003e\u003cstrong data-end=\"8643\" data-start=\"8597\"\u003eQ: Does this heater have digital controls?\u003c\/strong\u003e\u003cbr data-end=\"8646\" data-start=\"8643\"\u003eA: Yes. It includes a digital control display with user-friendly operation and status monitoring.\u003c\/p\u003e\n\u003cp data-end=\"8888\" data-start=\"8745\"\u003e\u003cstrong data-end=\"8783\" data-start=\"8745\"\u003eQ: Is the control panel rotatable?\u003c\/strong\u003e\u003cbr data-end=\"8786\" data-start=\"8783\"\u003eA: Yes. The control panel can rotate to multiple positions for easier viewing and installation access.\u003c\/p\u003e\n\u003cp data-end=\"9047\" data-start=\"8890\"\u003e\u003cstrong data-end=\"8920\" data-start=\"8890\"\u003eQ: Is this heater compact?\u003c\/strong\u003e\u003cbr data-end=\"8923\" data-start=\"8920\"\u003eA: Yes. MasterTemp heaters are known for a compact footprint, commonly referenced around \u003cstrong data-end=\"9031\" data-start=\"9012\"\u003e21\" x 21\" x 28\"\u003c\/strong\u003e for this model.\u003c\/p\u003e\n\u003cp data-end=\"9202\" data-start=\"9049\"\u003e\u003cstrong data-end=\"9092\" data-start=\"9049\"\u003eQ: Can this connect to pool automation?\u003c\/strong\u003e\u003cbr data-end=\"9095\" data-start=\"9092\"\u003eA: Yes. It can work with compatible pool and spa automation systems when properly installed and configured.\u003c\/p\u003e\n\u003cp data-end=\"9417\" data-start=\"9204\"\u003e\u003cstrong data-end=\"9258\" data-start=\"9204\"\u003eQ: Should this heater be professionally installed?\u003c\/strong\u003e\u003cbr data-end=\"9261\" data-start=\"9258\"\u003eA: Yes. Professional installation is strongly recommended because this heater requires proper gas, electrical, plumbing, venting, bonding, and safety setup.\u003c\/p\u003e\n\u003csection id=\"psd-manuals-sell-sheets\"\u003e\u003ch2\u003eManuals \u0026amp; Sell Sheets\u003c\/h2\u003e\n\u003cp\u003eManufacturer reference documents for this equipment family. Confirm your exact model and production revision before use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/online.flippingbook.com\/view\/3145380\/\" target=\"_blank\" rel=\"noopener\"\u003eSell sheet: Brochure | Gas Pool Heaters Family Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/online.flippingbook.com\/view\/60126269\/\" target=\"_blank\" rel=\"noopener\"\u003eSell sheet: Brochure | MasterTemp High Performance Heaters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.pentair.com\/content\/dam\/extranet\/nam\/pentair-pool\/residential\/heaters\/mastertemp\/manual\/mastertemp-heater-manual-english.pdf\" target=\"_blank\" rel=\"noopener\"\u003eManual: MasterTemp Installation and User's Guide - English\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.pentair.com\/content\/dam\/extranet\/nam\/pentair-pool\/residential\/heaters\/mastertemp1\/mastertemp-max-e-therm-heater-direct-air-intake-duct-3-inch-pvc-pipe-kit-installation-instructions.pdf\" target=\"_blank\" rel=\"noopener\"\u003eManual: MasterTemp and Max-E-Therm Direct Air Intake Duct Kit Installation Instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.pentair.com\/content\/dam\/extranet\/nam\/pentair-pool\/residential\/heaters\/heater-new-installation-checklist.pdf\" target=\"_blank\" rel=\"noopener\"\u003eManual: Heater Checklist\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.pentair.com\/content\/dam\/extranet\/nam\/pentair-pool\/residential\/heaters\/mastertemp\/manual\/archive\/Pentair%20MasterTemp%20Heater%20Submittal%20Data.pdf\" target=\"_blank\" rel=\"noopener\"\u003eManual: Submittal Data\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":53264642539830,"sku":"EC-462029","price":4789.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/PENEC462029_2.avif?v=1766519604","url":"https:\/\/poolsupplydepot.net\/products\/pentair-mastertemp-400-high-performance-pool-and-spa-heater-400-ec-462029","provider":"Pool Supply Depot","version":"1.0","type":"link"}