Raypak 266A Digital Natural Gas Heater, Cupronickel, P-R266A-EN-X 014939 The Raypak Digital Gas Pool & Spa Heater delivers reliable, energy-efficient heating with a sleek, weather-resistant design. Built for durability, it features a corrosion-resistant galvanized metal cabinet and a copper fin tube heat exchanger, ensuring year-round performance. Key Features: ProTek Shield™ – Replaceable module extends heat exchanger life. Heat Exchanger Options – Choose from copper or cupronickel (ASME available). Flexible Installation – Ideal for upgrades or new systems. Low NOx Certified – Select models (207A-407A) ensure clean, efficient burning. Smart Digital Controls – Integrated microprocessor-controlled thermostat and remote compatibility. Cupro-nickel fin tube – More resistant to corrosion from salt, low pH, or heavy-duty use. If you have a saltwater pool, cupronickel is a must! 2-Year Parts and Labor Warranty Enjoy effortless heating with Raypak’s advanced technology and superior performance. Specifications: Applications: Residential, Pool, Spa Product Type: Pool Heater Elevation: 0 - 2,000 ft Fuel Type: Natural Gas Heat Exchanger: Cupro-Nickel Pool Type: In Ground Emission: Standard Manufacturer: Raypak Heat Output: 266,000 BTU Installation Type: Residential Ignition: Electronic Model Number: P-R266A-EN-X Product Dimensions: 30.8" Width x 44.3" Length x 28.3" Height Product Weight: 289 lbs. Part Numbers: Raypak: P-R266A-EN-X Rheem: P-M266A-EN-X Ruud: P-D266A-EN-X Support Documents: Brochure User Manual Warranty