Raypak Digital P-R406A-EP-X #58 399k BTU Propane Cupronickel Pool Heater

Raypak P-R406A-EP-X #58 399,000 BTU Propane Cupronickel Heater

The Raypak P-R406A-EP-X #58 is a 399,000 BTU propane pool and spa heater designed for maximum heating output in high elevation residential applications. Ideal for large pools and spas, this model delivers rapid heat-up times and consistent temperature performance.

Built with a cupronickel fin tube heat exchanger, this heater provides superior resistance to corrosion and chemical wear, making it well suited for saltwater and demanding environments.

Maximum Heating Power with Reliable High Elevation Performance

The #58 configuration ensures proper combustion and efficient operation at higher elevations. The digital control system allows for precise temperature adjustments, while the electronic ignition system ensures reliable startup without a standing pilot.

The cupronickel heat exchanger helps extend the life of the unit by protecting against corrosion and scale buildup, reducing maintenance requirements over time.

Key Features

• 399,000 BTU heating capacity for large residential pools and spas
• #58 configuration for high elevation installations
• Propane fuel for flexible installation
• Cupronickel heat exchanger for enhanced corrosion resistance
• Digital control panel with precise temperature adjustment
• Electronic ignition system with no standing pilot
• Approximately 82% thermal efficiency
• Supports up to 100 GPM water flow
• Wind-resistant outdoor design
• Ideal for high-demand pool environments

About the Raypak Digital Cupronickel Series

Raypak Digital Cupronickel pool heaters are designed for reliable heating performance in demanding pool environments, especially where water chemistry or salt systems require added durability. Built with a cupronickel fin tube heat exchanger, these heaters offer superior resistance to corrosion and chemical wear compared to standard copper models. The digital control system provides precise temperature management, while the electronic ignition eliminates the need for a standing pilot, improving efficiency and ease of use. Combined with Raypak’s proven atmospheric burner design for stable outdoor operation, this series delivers fast heat-up times, consistent performance, and long-term reliability for residential and light commercial pool and spa heating applications.