Raypak 406A Digital ASME Natural Gas Heater with Bronze Headers, Cupronickel (B-R406A-EN-X 017402) 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 Labor and 7-Year Warranty Raypak's straight tube heat exchangers reduce friction by eliminating bends and coils, increasing longevity. The heater includes bronze ASME headers for the strength required in commercial settings. Brochure Install Guide Warranty Specifications: Brand: Raypak Application: Pool, Spa Commercial, Residential, or Professional: Commercial Control Type: Digital Weight: 271 pounds Fuel Type: Natural Gas Ignition Type: Electronic BTU Input: 406,000 British thermal units Burner Orifice Size: #50 Header Material: Bronze Heat Exchanger Material: Cupro Nickel UPC Code: 840891042198 Part Numbers: Raypak: B-R406A-EN-X 017402 Rheem:B-M406A-EN-X Ruud:B-D406A-EN-X Support Documents: Brochure User Manual Warranty
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