Raypak 017708 B-R407A-EN-C Digital Low NOx ASME Natural Gas Heater – 399K BTU, Copper Exchanger

The Raypak 017708 B-R407A-EN-C Digital Low NOx ASME Natural Gas Heater delivers powerful, commercial-grade heating performance with advanced efficiency and safety features. With a 399,000 BTU output, this model efficiently heats large residential and commercial pools or spas. Built with a copper heat exchanger for exceptional thermal conductivity and 2” bronze headers for superior strength and corrosion resistance, this ASME-rated heater ensures long-lasting reliability. The ProTek™ Shield Module provides added protection against corrosion and galvanic damage, extending the unit’s lifespan and maintaining consistent performance.

Key Features & Benefits

• 399,000 BTU Heating Capacity: Ideal for large pools and spas requiring high output.

• ASME Certified: Meets strict commercial safety and performance standards.

• Copper Heat Exchanger: Offers excellent heat transfer and fast heating response.

• 2” Bronze Headers: Durable, corrosion-resistant construction for heavy-duty applications.

• ProTek™ Shield Module: Guards against corrosion for longer service life.

• Digital Control Panel: Allows precise temperature adjustment and real-time diagnostics.

• Low NOx Certified: Eco-friendly operation that meets air quality standards.

• Durable Polymer Cabinet: UV-resistant and weatherproof for outdoor reliability.

Specifications

• Model/SKU: 017708 (B-R407A-EN-C #26)

• BTU Output: 399,000 BTU/hr

• Fuel Type: Natural Gas

• Voltage: 120/240V, Single Phase

• Heat Exchanger Material: Copper

• Headers: 2” Bronze

• Ignition Type: Electronic Ignition

• Weight: 256 lbs

• Certifications: ASME, Low NOx compliant

• Dimensions: Approx. 27.5” H × 24” W × 28” D

Compatibility

• Suitable for commercial and residential pools or spas with 2” plumbing connections.

• Designed for Raypak systems requiring natural gas and Low NOx compliance.

Warranty & Certifications

• Backed by Raypak manufacturer warranty.

• ASME and Low NOx certified for safety, reliability, and efficiency.