{"product_id":"raypak-asme-b-r266a-en-c-51-266k-btu-natural-gas-copper-pool-heater","title":"Raypak ASME B-R266A-EN-C #51 266k BTU Natural Gas Copper Pool Heater","description":"\u003ch2\u003e\u003cstrong\u003eRaypak B-R266A-EN-C #51 266,000 BTU Natural Gas Copper Heater\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Raypak B-R266A-EN-C #51 is a 266,000 BTU natural gas pool and spa heater designed for reliable performance at moderate elevations in residential and light commercial applications. Built with a copper fin tube heat exchanger, this model delivers efficient heat transfer and consistent temperature control for medium-sized pools and spas.\u003c\/p\u003e\n\u003cp\u003eAs part of Raypak’s Professional Series, this heater features durable construction and a corrosion-resistant cabinet designed for long-term outdoor use. Its compact footprint allows for flexible installation while maintaining dependable heating performance.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eModerate Elevation Heating with Professional Grade Reliability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe #51 configuration is engineered for elevations between approximately 2,000 and 5,999 feet, ensuring proper combustion and efficient operation. The digital control panel provides precise temperature adjustment, while the electronic ignition system ensures reliable startup without a standing pilot.\u003c\/p\u003e\n\u003cp\u003eThe copper heat exchanger provides strong thermal efficiency and dependable performance in properly balanced pool systems.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e266,000 BTU heating capacity for residential and light commercial pools\u003c\/li\u003e\n\u003cli\u003e#51 configuration for moderate elevation operation\u003c\/li\u003e\n\u003cli\u003eNatural gas powered heater\u003c\/li\u003e\n\u003cli\u003eCopper fin tube heat exchanger for efficient heating\u003c\/li\u003e\n\u003cli\u003eProfessional Series construction for durability\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 medium-sized 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":52229545132306,"sku":"017376","price":3930.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/DigitalGas_HDR_Raypak_facing_2025-middle_64bd23ba-11a3-45a1-9a7f-8d172a6b9a08.png?v=1777438471","url":"https:\/\/www.aquaterrabackyard.com\/products\/raypak-asme-b-r266a-en-c-51-266k-btu-natural-gas-copper-pool-heater","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}