{"product_id":"raypak-asme-b-r336a-en-c-51-332k-btu-natural-gas-copper-pool-heater","title":"Raypak ASME B-R336A-EN-C #51 332k BTU Natural Gas Copper Pool Heater","description":"\u003ch2\u003e\u003cstrong\u003eRaypak B-R336A-EN-C #51 332,000 BTU Natural Gas Copper Heater\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Raypak B-R336A-EN-C #51 is a 332,000 BTU natural gas pool and spa heater engineered for high-performance heating in moderate elevation environments. Designed for medium to large pools, this model delivers fast heat-up and consistent temperature control using a copper fin tube heat exchanger.\u003c\/p\u003e\n\u003cp\u003ePart of Raypak’s Professional Series, this heater features a rugged cabinet and durable internal components built for long-term outdoor use. Its design ensures reliable operation across a wide range of residential and light commercial installations.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eHigh Output Heating with Elevation Optimized Performance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe #51 configuration supports elevations between approximately 2,000 and 5,999 feet, ensuring efficient combustion and stable operation. The digital control panel allows for precise temperature management, while the electronic ignition system provides dependable startup.\u003c\/p\u003e\n\u003cp\u003eThe copper heat exchanger delivers excellent thermal efficiency, making this heater a strong choice for consistent, high-demand heating applications.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e332,000 BTU heating capacity for medium to large pools and spas\u003c\/li\u003e\n\u003cli\u003e#51 configuration for moderate elevation use\u003c\/li\u003e\n\u003cli\u003eNatural gas powered heater\u003c\/li\u003e\n\u003cli\u003eCopper fin tube heat exchanger for efficient performance\u003c\/li\u003e\n\u003cli\u003eProfessional Series construction for durability\u003c\/li\u003e\n\u003cli\u003eDigital control panel with precise temperature adjustment\u003c\/li\u003e\n\u003cli\u003eElectronic ignition system with no standing pilot\u003c\/li\u003e\n\u003cli\u003eApproximately 82% thermal efficiency\u003c\/li\u003e\n\u003cli\u003eWind-resistant outdoor cabinet design\u003c\/li\u003e\n\u003cli\u003eIdeal for larger pool systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eAbout the Raypak ASME Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eRaypak ASME Series pool heaters are engineered for commercial-grade performance and long-term reliability in high-demand pool and spa applications. Constructed in accordance with ASME standards, these heaters feature heavier-duty components and thicker heat exchangers designed to withstand continuous operation and higher system pressures. Available in both copper and cupronickel configurations, the ASME Series offers flexibility for standard and saltwater pool environments, with cupronickel models providing enhanced resistance to corrosion and chemical wear. The natural gas configuration delivers consistent, cost-effective heating, while Raypak’s proven atmospheric burner design ensures stable outdoor performance. With precise digital controls, electronic ignition, and fast heat-up capability, the ASME Series provides dependable, high-output heating for commercial and large residential pool systems across a range of elevations.\u003c\/p\u003e","brand":"Raypak","offers":[{"title":"Default Title","offer_id":52229545296146,"sku":"017377","price":4406.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/DigitalGas_HDR_Raypak_facing_2025-middle_218a6f0c-a854-4727-ac5f-be24c09f60a8.png?v=1777438474","url":"https:\/\/www.aquaterrabackyard.com\/products\/raypak-asme-b-r336a-en-c-51-332k-btu-natural-gas-copper-pool-heater","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}