Hayward Universal H-Series Propane Gas Heater 400,000 BTUs, Low NOx | W3H400FDP
The Hayward Universal H-Series W3H400FDP Liquid Propane Gas Heater is the ultimate heating solution for large residential and commercial pools and spas, delivering an impressive 400,000 BTUs of powerful, reliable performance. Designed for exceptional energy efficiency and high performance, this heater meets the demands of pool professionals and homeowners who require robust, dependable heating for expansive aquatic spaces.
Equipped with a rugged cupro nickel heat exchanger, the W3H400FDP offers outstanding resistance to corrosion caused by salt water and harsh pool chemicals, ensuring a longer operational life and minimal maintenance requirements. Hayward’s exclusive “Totally Managed” water flow technology guarantees uniform water velocity through all heat exchanger tubes, promoting faster and more efficient heating for your pool or spa.
The patented header by-pass design further optimizes hydraulic performance, delivering up to 18% energy savings by reducing pump run-time. Installation and service are streamlined thanks to 2" x 2-1/2" CPVC union plumbing connections, which easily adapt to various system configurations. Additionally, the W3H400FDP complies with low NOx emission standards, making it an environmentally responsible choice that supports cleaner air quality.
- Model: W3H400FDP
- Fuel Type: Liquid Propane Gas
- Heating Capacity: 400,000 BTUs
- Heat Exchanger: Cupro nickel for superior salt water and chemical corrosion resistance
- Exclusive “Totally Managed” water flow design for uniform heat transfer
- Patented header by-pass design improves efficiency and reduces pump run-time
- Energy Savings: Up to 18% by lowering pump operation times
- Electrical Requirements: 120V / 240V
- Amperage: 5.5 amps
- Minimum Flow Rate: 20 gallons per minute
- Plumbing Connections: 2" x 2-1/2" CPVC union fittings
- Low NOx emissions compliant with strict clean air quality standards
- Ideal for large residential and commercial pool and spa applications
SKU: W3H400FDP
