Need help choosing this Raypak heater? Call 725-205-1783 or email sales@poolsupplydepot.net with your existing heater model, fuel type, installation ZIP code and equipment-pad photos. We can help confirm the replacement and shipping or freight options. Local pickup is available in Henderson, Nevada; confirm availability before visiting.

Product Overview

The Raypak P-R266A-EN-X #50 Digital Natural Gas Pool and Spa Heater | 014939 is a durable residential heater engineered for dependable pool and spa heating in demanding water conditions.

This model is commonly marketed as a 240K BTU heater, referring to its approximate heating output. Its certified natural-gas input rating is 266,000 BTU.

The 014939 features a corrosion-resistant cupro-nickel fin-tube heat exchanger, polymer headers, digital electronic ignition, onboard diagnostics, and Raypak’s ProTek Shield™ protection module. Its enhanced heat-exchanger construction makes it a strong option for saltwater pools and applications with fluctuating or aggressive water chemistry.

Key Features

• 266,000 BTU certified natural-gas input
• Approximately 240,000 BTU heating output
• Digital electronic temperature controls
• Cupro-nickel fin-tube heat exchanger
• Corrosion-resistant polymer headers
• Electronic ignition with no standing pilot
• Built-in operating and service diagnostics
• ProTek Shield corrosion-protection module
• Microprocessor-controlled thermostat
• Automatic internal bypass
• Unitherm Governor helps reduce condensation
• High-wind-resistant design
• 2-inch plumbing connections
• Dual-voltage electrical configuration
• Compatible with supported pool automation systems
• Designed for residential pools and spas

Benefits

• Provides dependable heating for medium-sized pools and spas
• Cupro-nickel tubing offers increased corrosion and erosion resistance
• Well suited for saltwater and demanding water conditions
• Digital controls provide accurate temperature management
• Electronic ignition eliminates a continuously burning pilot
• Onboard diagnostics simplify troubleshooting and service
• Polymer headers resist rust and corrosion
• ProTek Shield helps protect critical heat-exchanger components
• Automatic bypass helps regulate water flow through the heater

Specifications

Compatibility Information

The Raypak 014939 is designed for residential pool and spa systems using natural gas.

It is particularly well suited for:

• Residential swimming pools
• Spas and pool/spa combinations
• Saltwater pools
• Pools with aggressive or fluctuating water chemistry
• Installations requiring a cupro-nickel heat exchanger
• Replacement of compatible Raypak R266A heaters
• Outdoor equipment-pad installations

Before ordering, verify:

• Natural-gas meter capacity
• Gas-line diameter and total run
• Inlet and manifold gas pressure
• Pool and spa volume
• Required heating recovery time
• Plumbing size and water flow
• Available electrical service
• Installation elevation
• Equipment-pad clearances
• Ventilation requirements
• Automation compatibility
• Local gas, electrical, and building codes

This is a residential non-ASME model. An ASME-certified heater may be required for commercial, public, or code-regulated installations.

What’s Included

• Raypak 014939 natural-gas pool and spa heater
• Cupro-nickel fin-tube heat exchanger
• Polymer header assembly
• Digital temperature-control system
• Electronic ignition system
• ProTek Shield protection module
• Automatic internal bypass components
• Unitherm Governor
• Manufacturer installation documentation

Not Included: Gas piping, shutoff valve, electrical wiring, plumbing materials, venting components, automation wiring, equipment pad, pressure-relief valve, or installation labor.

Installation Information

Professional installation by a qualified gas or pool-equipment technician is required.

The installer must verify the natural-gas supply capacity, gas-line sizing, inlet and manifold pressure, electrical service, water flow, plumbing configuration, ventilation, combustion-air requirements, installation clearances, elevation, and local code compliance.

This heater is factory configured for natural gas and low-altitude operation. Confirm the exact installation elevation before ordering because a different factory configuration may be required for higher elevations.

Do not connect this heater to propane unless a manufacturer-approved conversion is available and performed by a qualified professional.

Warranty Information

The Raypak 014939 is covered by a limited manufacturer warranty subject to Raypak’s current written terms, application, purchase channel, installation date, registration, and professional-installation requirements.

Proof of purchase and professional installation documentation may be required.

Warranty coverage does not include damage caused by:

• Improper gas pressure or gas-line sizing
• Incorrect fuel connection or unauthorized conversion
• Restricted or excessive water flow
• Poor or unbalanced water chemistry
• Scale, corrosion, or erosion
• Freezing
• Improper ventilation or venting
• Incorrect electrical installation
• Misuse or unauthorized modifications
• Failure to follow required maintenance procedures

Commercial applications may receive different coverage from qualifying residential installations.

Freight Delivery Notice

This heater ships by freight.

Inspect the heater cabinet, controls, headers, plumbing connections, and packaging carefully before signing the delivery receipt. All visible damage must be documented on the carrier’s delivery paperwork, and photographs should be taken immediately.

Do not sign for a visibly damaged shipment as being received in good condition. Concealed shipping damage must be reported promptly after delivery.

Customer Questions

Is this heater rated at 240,000 or 266,000 BTU?
The heater has a certified natural-gas input rating of 266,000 BTU. The commonly advertised 240K rating refers to its approximate heating output.

Is this heater natural gas or propane?
The Raypak 014939 is factory configured for natural gas.

What type of heat exchanger does it use?
It uses a durable cupro-nickel fin-tube heat exchanger.

Is it suitable for a saltwater pool?
Yes. The cupro-nickel exchanger offers increased protection in saltwater and demanding water conditions. Proper water chemistry must still be maintained.

Does it have bronze headers?
No. This residential non-ASME model uses corrosion-resistant polymer headers.

Does it have electronic ignition?
Yes. It uses digital electronic ignition and does not have a continuously burning standing pilot.

Does it include ProTek Shield?
Yes. It includes Raypak’s ProTek Shield corrosion-protection module.

Can it connect to pool automation?
Yes. It can communicate with supported pool automation systems when properly installed and configured.

Is this an ASME heater?
No. This is a residential non-ASME heater.