{"product_id":"raypak-lonox-asme-b-r407a-en-x-26-399k-btu-natural-gas-cupronickel-pool-heater","title":"Raypak LoNOx ASME B-R407A-EN-X #26 399k BTU Natural Gas Cupronickel Pool Heater","description":"\u003ch2\u003e\u003cstrong\u003eRaypak B-R407A-EN-X #26 399,000 BTU Natural Gas Cupronickel Heater\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Raypak B-R407A-EN-X #26 is a 399,000 BTU natural gas pool and spa heater engineered for maximum heating performance in low NOx compliant residential and commercial applications. Built with a cupronickel fin tube heat exchanger, this model provides superior resistance to corrosion and chemical wear, making it ideal for saltwater and demanding pool environments.\u003c\/p\u003e\n\u003cp\u003eAs part of Raypak’s Professional Series, this heater features a rugged cabinet and upgraded internal components designed for long-term outdoor durability. It delivers powerful and consistent heating while meeting strict emission standards.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eMaximum Output Low NOx Heating with Cupronickel Protection\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe #26 configuration ensures compliance with low NOx emission requirements while maintaining efficient combustion and stable operation. The digital control panel allows for precise temperature adjustment, while the electronic ignition system ensures dependable startup.\u003c\/p\u003e\n\u003cp\u003eThe cupronickel heat exchanger extends the lifespan of the heater by protecting against corrosion and erosion in aggressive water conditions.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e399,000 BTU heating capacity for large pools and spas\u003c\/li\u003e\n\u003cli\u003e#26 low NOx configuration for emission compliance\u003c\/li\u003e\n\u003cli\u003eNatural gas powered heater\u003c\/li\u003e\n\u003cli\u003eCupronickel heat exchanger for enhanced durability\u003c\/li\u003e\n\u003cli\u003eProfessional Series construction for long-term reliability\u003c\/li\u003e\n\u003cli\u003eDigital control panel with microprocessor thermostat\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\u003eDurable cabinet for outdoor installation\u003c\/li\u003e\n\u003cli\u003eIdeal for high-demand regulated pool systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eAbout the Raypak LoNox ASME Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eRaypak LoNox ASME pool heaters are engineered for commercial-grade performance while meeting strict low NOx emission requirements for environmentally regulated regions. Designed in accordance with ASME standards, these heaters feature heavy-duty construction and robust internal components built to handle continuous operation and higher pressure systems. Available with both copper and cupronickel heat exchangers, the LoNox ASME Series offers flexibility for standard and saltwater pool environments, with cupronickel providing enhanced resistance to corrosion and chemical wear. The natural gas configuration delivers efficient and consistent heating, while Raypak’s advanced low NOx burner system reduces emissions without sacrificing performance. With precise digital controls, electronic ignition, and dependable operation, the LoNox ASME Series is an ideal solution for commercial and large residential pool applications in regulated markets.\u003c\/p\u003e","brand":"Raypak","offers":[{"title":"Default Title","offer_id":52229547917586,"sku":"017712","price":5696.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/digital-gas-low-nox-asme-pool-spa-heater_ec5847f0-6a4d-4386-9391-6a9bb01249d2.png?v=1777438530","url":"https:\/\/www.aquaterrabackyard.com\/products\/raypak-lonox-asme-b-r407a-en-x-26-399k-btu-natural-gas-cupronickel-pool-heater","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}