The Raypak P-R266A-EN-X #51 Digital Natural Gas Heater delivers reliable, powerful heating for medium-sized residential pools and spas. With a 240,000 BTU output, a cupro-nickel heat exchanger, and Raypak’s advanced ProTek Shield Module, this heater is engineered for exceptional durability, corrosion resistance, and consistent performance.

The EN-X series is designed to handle harsh water conditions—including saltwater pools—while providing easy digital operation, long service life, and outstanding heating efficiency.

Key Features

• Part Number: 014939

• Model: P-R266A-EN-X #51

• BTU Output: 240,000 BTU/hr

• Fuel Type: Natural Gas

• Ignition: Digital electronic ignition

• Heat Exchanger: Cupro-Nickel for superior corrosion resistance

• ProTek Shield Module: Helps protect internal components from corrosion in aggressive water chemistry

• Headers: Polymer headers designed to withstand harsh environments

• Digital Controls: Easy temperature adjustment and onboard diagnostics

• Cabinet: PolyTuf powder-coated steel for long-term outdoor durability

• Low-NOx Emissions: Meets clean-air requirements

• Built for Tough Conditions: Ideal for saltwater and high-chemical pool systems

Specifications

Benefits

• Built for Harsh Water: Cupro-nickel exchanger and ProTek Shield Module add long-lasting corrosion protection.

• Fast Heating: 240K BTU output quickly heats medium-sized pools and spas.

• Energy Efficient: High thermal efficiency reduces gas usage.

• Durable Construction: Raypak’s PolyTuf cabinet resists UV, rain, and environmental wear.

• Low Maintenance: Digital display with diagnostics simplifies troubleshooting.

• Salt-Friendly Design: Excellent choice for saltwater systems and pools with demanding chemistry.

Installation Notes

• Must be installed by a licensed professional per local and state codes.

• Requires an adequate natural gas supply and proper plumbing connections.

• Outdoor installation standard; indoor installation requires approved venting.

• Maintain proper service clearances for ventilation and access.

Pricing & Inventory

• Price: Set according to your store’s margin

• SKU: 014939

• Stock Status: In stock / Available for order

Shipping & Warranty

• Ships via freight (approx. 220 lbs).

• Delivery typically 3–7 business days.

• Covered under Raypak manufacturer warranty.

• Returns accepted within 30 days if unused and in original packaging (store policy may vary).

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• Tags: Raypak, natural gas heater, 240K BTU heater, cupro-nickel pool heater, ProTek Shield, low-NOx heater, digital pool heater, spa heater