The Raypak P-R407A-EN-X Digital Natural Gas Heater (399K BTU) is a high-performance, commercial-grade heater engineered for large residential pools and spas. Featuring a rugged digital control system, corrosion-resistant polymer headers, and a powerful copper fin-tube heat exchanger, this heater delivers maximum heating power with long-term durability.
Built to withstand harsh conditions while providing consistent performance, the P-R407A-EN-X is ideal for customers who demand fast heat-up times and dependable operation year-round.

Key Features

• Part Number: 009227

• Model: P-R407A-EN-X

• BTU Output: 399,000 BTU/hr

• Fuel Type: Natural Gas

• Ignition: Digital electronic ignition system

• Voltage: 120/240V convertible

• Heat Exchanger: Copper fin-tube design for high efficiency

• Headers: Polymer headers for enhanced corrosion resistance

• Cabinet Design: PolyTuf powder-coated steel for outdoor durability

• Control Panel: Digital temperature control with diagnostic readout

• Low-NOx: Meets current air quality emission standards

• Application: Large pools, spas, and high-demand systems

Specifications

Benefits

• Maximum Performance – 399K BTU output heats even large pools quickly.

• Energy Efficient – High thermal efficiency reduces fuel costs.

• Durable Construction – Copper exchanger + polymer headers resist corrosion.

• Easy to Use – Digital display simplifies temperature control and diagnostics.

• Weather-Resistant – PolyTuf cabinet protects from UV, moisture, and outdoor conditions.

• Reliable Ignition – Electronic ignition ensures consistent start-up every time.

Installation Notes

• Professional installation required per local codes.

• Requires an adequately sized natural gas supply.

• Maintain required clearances for combustion and service access.

• Outdoor installation standard; can be indoor-vented with proper accessories.

Pricing & Inventory

• Price: Set based on your store’s margin

• SKU: 009227

• Availability: In stock / Available for order

Shipping & Warranty

• Ships via freight (approx. 260 lbs).

• Typical delivery: 3–7 business days.

• Covered under Raypak manufacturer warranty.

• Returns accepted within 30 days if unused and in original packaging.

SEO / Tags

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• Tags: Raypak, natural gas heater, 399K BTU heater, digital pool heater, copper exchanger, polymer headers, large pool heater, low-NOx