Raypak ASME B-R336A-EN-C #50 332k BTU Natural Gas Copper Pool Heater

Raypak B-R336A-EN-C #50 332,000 BTU Natural Gas Copper Heater

The Raypak B-R336A-EN-C #50 is a 332,000 BTU natural gas pool and spa heater engineered for high-performance heating in residential and light commercial applications. Designed for medium to large pools, this model provides fast heat-up and consistent temperature control using a copper fin tube heat exchanger.

Built within Raypak’s Professional Series, this heater features durable construction and a corrosion-resistant cabinet for long-term outdoor use. Its design ensures reliable operation even in demanding environments.

High Output Heating with Reliable Professional Design

The #50 configuration supports standard elevation installations, providing efficient combustion and stable performance. The digital control system allows for precise temperature management, while the electronic ignition system ensures dependable startup.

The copper heat exchanger delivers strong thermal efficiency, making it ideal for well-maintained pool systems that require consistent heating performance.

Key Features

• 332,000 BTU heating capacity for medium to large pools and spas
• #50 configuration for standard elevation operation
• Natural gas powered heater
• Copper fin tube heat exchanger for efficient heat transfer
• Professional Series construction for durability
• Digital control panel with microprocessor thermostat
• Electronic ignition system with no standing pilot
• Approximately 82% thermal efficiency
• Durable cabinet for outdoor installation
• Ideal for larger residential pool systems

About the Raypak ASME Series

Raypak 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.