{"product_id":"pentair-460805-mastertemp-400hd-natural-gas-pool-spa-heater-high-efficiency-smart-cupro-nickel-exchanger","title":"Pentair 460805 MasterTemp 400HD Natural Gas Pool \u0026 Spa Heater – High-Efficiency, Smart. Cupro-Nickel Exchanger.","description":"\u003cp data-start=\"219\" data-end=\"295\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eThe Pentair 460805 MasterTemp 400HD is a high-performance natural gas heater engineered for pools and spas requiring rapid heating and long-term durability. With a robust cupro-nickel heat exchanger, it excels in harsh water conditions, including low pH and high flow environments. Its compact design ensures minimal space usage, while the rustproof exterior withstands outdoor elements.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"297\" data-end=\"300\"\u003e\n\u003ch3 data-start=\"302\" data-end=\"318\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"320\" data-end=\"847\"\u003e\n\u003cli data-start=\"320\" data-end=\"388\"\u003e\n\u003cp data-start=\"322\" data-end=\"388\"\u003e\u003cstrong data-start=\"322\" data-end=\"348\"\u003eHigh Heating Capacity:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eDelivers 400,000 BTUs for quick heating of pools and spas.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"389\" data-end=\"463\"\u003e\n\u003cp data-start=\"391\" data-end=\"463\"\u003e\u003cstrong data-start=\"391\" data-end=\"423\"\u003eCupro-Nickel Heat Exchanger:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eOffers superior resistance to corrosion and scale buildup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"464\" data-end=\"529\"\u003e\n\u003cp data-start=\"466\" data-end=\"529\"\u003e\u003cstrong data-start=\"466\" data-end=\"489\"\u003eSmart Connectivity:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eIntegrates with Pentair Automation Systems for remote monitoring and control.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"530\" data-end=\"594\"\u003e\n\u003cp data-start=\"532\" data-end=\"594\"\u003e\u003cstrong data-start=\"532\" data-end=\"554\"\u003eEnergy Efficiency:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eCertified for low NOx emissions, meeting eco-friendly standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"595\" data-end=\"665\"\u003e\n\u003cp data-start=\"597\" data-end=\"665\"\u003e\u003cstrong data-start=\"597\" data-end=\"625\"\u003eUser-Friendly Interface:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eFeatures a rotating digital display for easy operation and diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"666\" data-end=\"733\"\u003e\n\u003cp data-start=\"668\" data-end=\"733\"\u003e\u003cstrong data-start=\"668\" data-end=\"693\"\u003eDurable Construction:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eCompact, rustproof exterior suitable for both indoor and outdoor installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"734\" data-end=\"847\"\u003e\n\u003cp data-start=\"736\" data-end=\"847\"\u003e\u003cstrong data-start=\"736\" data-end=\"768\"\u003eOptional Smart Bypass Valve:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eReduces operational costs by diverting water flow when the heater isn't needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"849\" data-end=\"852\"\u003e\n\u003cdiv class=\"_tableContainer_16hzy_1\"\u003e\n\u003cdiv class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1920\" data-end=\"1998\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eThe Pentair 460805 MasterTemp 400HD Heater stands out for its combination of high performance, durability, and smart features, making it a top choice for pool and spa owners seeking efficient heating solutions.\u003c\/span\u003e\u003c\/p\u003e","brand":"PPP Fast Inc.","offers":[{"title":"Default Title","offer_id":51404256543037,"sku":"460805","price":4499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/6741\/8429\/files\/Screenshot2025-11-17000603.png?v=1771466818","url":"https:\/\/poolsupply4u.com\/products\/pentair-460805-mastertemp-400hd-natural-gas-pool-spa-heater-high-efficiency-smart-cupro-nickel-exchanger","provider":"PoolSupply 4U","version":"1.0","type":"link"}