Raypak Professional Series Digital B-R408-EN-X #52 399k BTU Natural Gas Cupronickel Pool Heater

Raypak B-R408-EN-X #52 399,000 BTU Natural Gas Cupronickel Heater

The Raypak B-R408-EN-X #52 is a 399,000 BTU natural gas pool and spa heater designed for high-output performance at elevations between 6,000 and 9,000 feet. Built as part of Raypak’s Professional Series, this heater is engineered for commercial and high-demand residential applications where durability and consistent heating are critical.

Featuring a cupronickel fin tube heat exchanger, this model offers superior resistance to corrosion and chemical wear, making it ideal for saltwater pools and aggressive water conditions. The ASME-certified design ensures compliance with commercial installation requirements while delivering reliable long-term performance.

High Elevation Commercial Heating with Maximum Durability

The #52 configuration is calibrated for high elevation operation, ensuring proper combustion and efficient heating performance. The digital control system allows for precise temperature management, while the electronic ignition system ensures consistent and reliable startups.

Bronze headers and stainless steel burner components enhance durability, while the cupronickel heat exchanger provides long-term protection against erosion and corrosion.

Key Features

• 399,000 BTU heating capacity for large pools and spas
• #52 configuration for 6,000 to 9,000 ft elevation
• Natural gas powered for high-output heating
• Cupronickel heat exchanger for superior corrosion resistance
• ASME certified for commercial applications
• Digital control panel with microprocessor thermostat
• Electronic ignition system with no standing pilot
• Bronze headers for enhanced durability
• Wind-resistant design for outdoor installations
• Ideal for saltwater and high-demand environments

About the Raypak Professional Series Digital

Raypak Professional Series Digital pool heaters are engineered for high-performance heating in demanding residential and commercial pool environments. Built with a cupronickel fin tube heat exchanger, these heaters provide superior resistance to corrosion and chemical wear, making them ideal for saltwater and aggressive water conditions. Designed for long-term durability, the Professional Series features robust internal components and is available in multiple elevation configurations to ensure proper combustion and consistent performance at varying altitudes. The digital control system delivers precise temperature management, while the electronic ignition eliminates the need for a standing pilot, improving efficiency and reliability. With proven atmospheric burner technology and commercial-grade construction, Raypak Professional Series Digital heaters offer dependable, high-output heating for medium to large pool systems.