Product Overview

The Raypak B-R406A-EN-X Digital ASME Natural Gas Pool Heater is a high-performance, commercial-grade heater engineered for reliable, efficient heating in large residential and commercial pool applications. Delivering 399,000 BTUs of heating power, this unit features a cupro-nickel heat exchanger, durable bronze headers, and Raypak’s advanced ProTek Shield Module for enhanced protection against corrosion and scale. Built to ASME standards, it is ideal for demanding installations requiring long-term durability and precise digital temperature control.

Ideal For

• Commercial pools and spas

• Large residential pools and spas

• Facilities requiring ASME-certified equipment

• Pools with challenging water conditions

• New installations or professional heater replacements

Key Features

• 399,000 BTU heating capacity for fast, efficient water heating

• ASME-certified construction suitable for commercial applications

• Cupro-nickel heat exchanger offers superior corrosion resistance

• ProTek Shield Module protects critical components from scale and erosion

• Digital control panel for precise temperature management and diagnostics

• 2″ bronze headers provide durability and reliable water flow

• Compact, space-saving design compared to traditional commercial heaters

• Natural gas operation for consistent, high-output performance

Specifications

• Manufacturer: Raypak

• Model: B-R406A-EN-X

• Part Number: 017402

• Fuel Type: Natural Gas

• BTU Output: 399,000 BTU

• Heater Type: Pool & Spa Heater

• Certification: ASME

• Heat Exchanger: Cupro-Nickel

• Header Material: Bronze

• Control Type: Digital

• Voltage: 120V

• Water Connection Size: 2″

• Weight: 268 lbs

• Installation Type: Outdoor

• Application: Commercial & large residential pool heating

Benefits

• Fast Heat-Up Times: High BTU output quickly brings pools and spas to temperature

• Extended Equipment Life: Cupro-nickel exchanger and ProTek Shield reduce corrosion damage

• Commercial-Grade Reliability: ASME certification ensures safe, durable operation

• Precise Temperature Control: Digital controls allow accurate and consistent heating

• Lower Maintenance: Durable internal components minimize service requirements

Customer-Facing Q&A

Q: Is this heater suitable for commercial pool installations?
A: Yes. The B-R406A-EN-X is ASME certified and designed specifically for commercial and large residential pool applications.

Q: What is the advantage of a cupro-nickel heat exchanger?
A: Cupro-nickel provides superior resistance to corrosion, making it ideal for pools with challenging water chemistry.

Q: What gas type does this heater use?
A: This model is configured for natural gas operation.

Q: Does this heater include digital controls?
A: Yes. It features a built-in digital control panel for temperature adjustment and system diagnostics.