{"product_id":"pentair-461000-mastertemp-200k-asme-gas-heater","title":"Pentair | 461000 | 200K BTU MasterTemp  ASME Pool Heater, Natural Gas – High-Performance, 120\/240V","description":"\u003cp data-start=\"256\" data-end=\"488\"\u003eThe Pentair 461000 MasterTemp ASME Pool Heater delivers 200,000 BTU of natural gas heating power for commercial or residential pools. ASME-certified, 120\/240V operation, and built for durability and efficiency.\u003c\/p\u003e\n\u003chr data-start=\"490\" data-end=\"493\"\u003e\n\u003cp data-start=\"495\" data-end=\"511\"\u003e\u003cstrong data-start=\"495\" data-end=\"511\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"513\" data-end=\"1130\"\u003e\n\u003cli data-start=\"513\" data-end=\"602\"\u003e\n\u003cp data-start=\"515\" data-end=\"602\"\u003e\u003cstrong data-start=\"515\" data-end=\"545\"\u003e200,000 BTU Heating Output\u003c\/strong\u003e – Fast, efficient heating for mid-sized pools and spas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"603\" data-end=\"684\"\u003e\n\u003cp data-start=\"605\" data-end=\"684\"\u003e\u003cstrong data-start=\"605\" data-end=\"623\"\u003eASME Certified\u003c\/strong\u003e – Meets commercial-grade safety and construction standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"685\" data-end=\"772\"\u003e\n\u003cp data-start=\"687\" data-end=\"772\"\u003e\u003cstrong data-start=\"687\" data-end=\"712\"\u003eNatural Gas Operation\u003c\/strong\u003e – Consistent, reliable fuel source for continuous heating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"773\" data-end=\"857\"\u003e\n\u003cp data-start=\"775\" data-end=\"857\"\u003e\u003cstrong data-start=\"775\" data-end=\"798\"\u003e120\/240V Compatible\u003c\/strong\u003e – Flexible power input for a wide range of installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"858\" data-end=\"949\"\u003e\n\u003cp data-start=\"860\" data-end=\"949\"\u003e\u003cstrong data-start=\"860\" data-end=\"878\"\u003eCompact Design\u003c\/strong\u003e – Saves space on equipment pads while providing powerful performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"950\" data-end=\"1040\"\u003e\n\u003cp data-start=\"952\" data-end=\"1040\"\u003e\u003cstrong data-start=\"952\" data-end=\"976\"\u003eDurable Construction\u003c\/strong\u003e – Built to handle demanding conditions with long service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1041\" data-end=\"1130\"\u003e\n\u003cp data-start=\"1043\" data-end=\"1130\"\u003e\u003cstrong data-start=\"1043\" data-end=\"1063\"\u003eDigital Controls\u003c\/strong\u003e – Simple, accurate temperature management and system diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1132\" data-end=\"1135\"\u003e\n\u003cp data-start=\"1137\" data-end=\"1157\"\u003e\u003cstrong data-start=\"1137\" data-end=\"1157\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1159\" data-end=\"1512\"\u003eThe Pentair 461000 MasterTemp ASME 200K BTU Natural Gas Heater is engineered for commercial-grade performance with the flexibility to suit high-end residential installations. With 200,000 BTUs of heating capacity and ASME certification, it meets strict safety and performance requirements, making it a reliable choice for regulated aquatic environments.\u003c\/p\u003e\n\u003cp data-start=\"1514\" data-end=\"1832\"\u003eIts natural gas fuel source offers efficient, consistent operation, while compatibility with both 120V and 240V power supplies ensures adaptable installation across a variety of systems. Weighing 142 lbs and housed in a compact design, the heater fits easily into tight equipment spaces without compromising on output.\u003c\/p\u003e\n\u003cp data-start=\"1834\" data-end=\"2168\"\u003eThe digital control panel provides precise temperature adjustments and real-time diagnostics, allowing for easy monitoring and maintenance. Whether you're outfitting a commercial property or upgrading a premium residential pool system, the Pentair 461000 delivers high-performance heating, robust construction, and dependable results.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"40\"\u003e────────────────────────────────────────\u003c\/p\u003e\n\u003ch2 data-section-id=\"w1c0q0\" data-start=\"42\" data-end=\"77\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cp data-start=\"79\" data-end=\"295\"\u003e\u003cstrong data-start=\"79\" data-end=\"145\"\u003eQ: What is the Pentair 461000 MasterTemp ASME heater used for?\u003c\/strong\u003e\u003cbr data-start=\"145\" data-end=\"148\"\u003eA: The Pentair 461000 is a 200,000 BTU natural gas pool and spa heater designed for commercial-grade and high-end residential heating applications.\u003c\/p\u003e\n\u003chr data-start=\"297\" data-end=\"300\"\u003e\n\u003cp data-start=\"302\" data-end=\"466\"\u003e\u003cstrong data-start=\"302\" data-end=\"346\"\u003eQ: Is the Pentair 461000 ASME certified?\u003c\/strong\u003e\u003cbr data-start=\"346\" data-end=\"349\"\u003eA: Yes. This model is ASME certified, making it suitable for commercial and code-required pool heating installations.\u003c\/p\u003e\n\u003chr data-start=\"468\" data-end=\"471\"\u003e\n\u003cp data-start=\"473\" data-end=\"639\"\u003e\u003cstrong data-start=\"473\" data-end=\"525\"\u003eQ: Is the Pentair 461000 natural gas or propane?\u003c\/strong\u003e\u003cbr data-start=\"525\" data-end=\"528\"\u003eA: This model is designed for natural gas. Propane versions are available under different Pentair part numbers.\u003c\/p\u003e\n\u003chr data-start=\"641\" data-end=\"644\"\u003e\n\u003cp data-start=\"646\" data-end=\"851\"\u003e\u003cstrong data-start=\"646\" data-end=\"699\"\u003eQ: What size pool is the Pentair 461000 best for?\u003c\/strong\u003e\u003cbr data-start=\"699\" data-end=\"702\"\u003eA: This 200K BTU heater is best for small to medium-sized pools, spas, and applications that need reliable heating without using a larger BTU heater.\u003c\/p\u003e\n\u003chr data-start=\"853\" data-end=\"856\"\u003e\n\u003cp data-start=\"858\" data-end=\"1066\"\u003e\u003cstrong data-start=\"858\" data-end=\"907\"\u003eQ: Is the Pentair 461000 MasterTemp worth it?\u003c\/strong\u003e\u003cbr data-start=\"907\" data-end=\"910\"\u003eA: Yes. It is a strong option for customers who need ASME-certified natural gas heating, compact installation, digital controls, and dependable performance.\u003c\/p\u003e\n\u003chr data-start=\"1068\" data-end=\"1071\"\u003e\n\u003cp data-start=\"1073\" data-end=\"1238\"\u003e\u003cstrong data-start=\"1073\" data-end=\"1125\"\u003eQ: What voltage does the Pentair 461000 require?\u003c\/strong\u003e\u003cbr data-start=\"1125\" data-end=\"1128\"\u003eA: This heater supports 120V or 240V operation, giving installers flexibility for different electrical setups.\u003c\/p\u003e\n\u003chr data-start=\"1240\" data-end=\"1243\"\u003e\n\u003cp data-start=\"1245\" data-end=\"1472\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1310\"\u003eQ: Does the Pentair 461000 require professional installation?\u003c\/strong\u003e\u003cbr data-start=\"1310\" data-end=\"1313\"\u003eA: Yes. Professional installation is recommended due to natural gas sizing, electrical wiring, plumbing, venting, ASME requirements, and local code compliance.\u003c\/p\u003e\n\u003chr data-start=\"1474\" data-end=\"1477\"\u003e\n\u003cp data-start=\"1479\" data-end=\"1714\"\u003e\u003cstrong data-start=\"1479\" data-end=\"1541\"\u003eQ: Can the Pentair 461000 replace my existing pool heater?\u003c\/strong\u003e\u003cbr data-start=\"1541\" data-end=\"1544\"\u003eA: Yes. It can replace many existing natural gas pool heaters, but compatibility depends on gas supply, plumbing layout, electrical setup, venting, and code requirements.\u003c\/p\u003e\n\u003chr data-start=\"1716\" data-end=\"1719\"\u003e\n\u003cp data-start=\"1721\" data-end=\"1931\"\u003e\u003cstrong data-start=\"1721\" data-end=\"1788\"\u003eQ: Can the Pentair 461000 be used with pool automation systems?\u003c\/strong\u003e\u003cbr data-start=\"1788\" data-end=\"1791\"\u003eA: Yes. The digital control system can integrate with many compatible pool automation systems for temperature control and system monitoring.\u003c\/p\u003e\n\u003chr data-start=\"1933\" data-end=\"1936\"\u003e\n\u003cp data-start=\"1938\" data-end=\"2164\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1938\" data-end=\"2012\"\u003eQ: When should I choose the Pentair 461000 instead of a larger heater?\u003c\/strong\u003e\u003cbr data-start=\"2012\" data-end=\"2015\"\u003eA: Choose this 200K BTU model if you have a smaller or medium pool and need ASME-certified heating without the faster heat-up power of a larger unit.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":49181648191800,"sku":"461000","price":4074.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/6319\/9544\/files\/461000.png?v=1777922249","url":"https:\/\/appaetechpoolsupply.com\/products\/pentair-461000-mastertemp-200k-asme-gas-heater","provider":"AppaeTech Pool Supply","version":"1.0","type":"link"}