Home » Hayward W3H400FDN Universal H-Series Natural Gas 400,000 BTU Low NOx Heater | Superior Pool Heating

Hayward W3H400FDN Universal H-Series Natural Gas 400,000 BTU Low NOx Heater | Superior Pool Heating

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SKU: W3H400FDN
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Length: 29.5 in Width: 34 in Height: 24 in
$3,999.00

The Hayward Universal H-Series 400,000 BTU Low NOx Natural Gas Pool and Spa Heater is designed to provide superior heating performance and energy efficiency for your pool and spa. This heater features an environmentally friendly design with low NOx emissions, making it compliant with all current air quality standards.

  • High Efficiency: The Universal H-Series heater boasts an 84% industry-leading thermal efficiency, reducing pump run time and saving up to 18% on energy costs.
  • Cupro-Nickel Heat Exchanger: Ensures excellent corrosion resistance and durability, suitable for saltwater pools and other chemically-treated pool systems.
  • Advanced Technology: The Silicon Nitride Ignition System and Insulated Fire Tile® Combustion Chamber ensure fast and reliable heating, while the digital LED display provides easy temperature control and diagnostics.
  • Flexible Installation: Offers versatile installation options with 2" x 2-1/2" CPVC union plumbing connections and compatibility with both 110V and 220V electrical systems.
  • Quiet Operation: Designed to run quietly, minimizing noise disturbance while maintaining efficient operation.
  • Durability and Reliability: Built with a patented header by-pass design and forced draft system for precise air flow and consistent performance.

Specifications:

  • Heating Capacity: 400,000 BTU/hr

  • Thermal Efficiency: 84%

  • Fuel Type: Natural Gas

  • Warranty: 3-year parts warranty

The Hayward Universal H-Series 400,000 BTU Low NOx Natural Gas Pool and Spa Heater is the ideal choice for pool owners seeking efficient and reliable heating solutions. Its high thermal efficiency and advanced heating technology ensure quick and consistent warming of your pool or spa, while the durable cupro-nickel heat exchanger provides long-lasting protection against corrosion. Additionally, its low NOx emissions make it an environmentally responsible option that meets all current air quality regulations.