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Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products

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  • Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
  • Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
  • Image for Universal H-Series ASME Heater from Hayward Residential and Commercial Pool Products
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Universal H-Series ASME Heater
Product Description

ASME HeaterHayward Commercial Pool's Universal H-Series ASME gas heaters are designed and certified for commercial use. The flagship of our H-Series line encompasses high-end features and construction materials as standard. They combine industry-leading hydraulics, exceptional performance, energy efficiency and reliability, with planet-friendly low-NOx emissions. Flexible connection options make them ideal for new or existing applications. Choose from 250,000, and 400,000, and 500,000 BTU natural gas or propane models.


  • Patented Cupro Nickle Finn Plate™ heat exchanger with bronze header as standard
  • Independent left or right side electric, water and gas connections
  • 2in x 2 1/2in CPVC flanged connections
  • ASME pressure relief valve included as standard
  • Electronic lock-out feature prevents unauthorized access to configuration settings
  • Easy installation and service via access of single front panel
  • Easy gas valve adjustment
  • Easy dual voltage conversion with fuse-protected circuit boards
  • Texas Heater Kits Available
  • 500,000 BTU provides unprecedented speed to heat, with just 2 models delivering 1 million BTU’S while using minimal pump room space
  • New Warranty - 3 Years Parts and Labor

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Technical Specifications and Performance Data


View Product Specifications
Model BTU Description Pipe Size Max. Allowed Working Pressure Dimensions (L x W x H)
H250FDNASME 250,000 Natural Gas 2" x 2.5" 125 PSI 28" x 29.5" x 24"
H250FDPASME 250,000 Propane 2" x 2.5" 125 PSI 28" x 29.5" x 24"
H400FDNASME 400,000 Natural Gas 2" x 2.5" 125 PSI 36.5" x 29.5" x 24"
H400FDPASME 400,000 Propane 2" x 2.5" 125 PSI 36.5" x 29.5" x 24"
H500FDNASME 500,000 Natural Gas 2" x 2 1/2" 125 PSI 40 1/2" x 29 1/2" x 24"
H500FDPASME 500,000 Propane 2" x 2 1/2" 125 PSI 40 1/2" x 29 1/2" x 24"

Dimensions


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Applications

  • Can be used on all commercial pools and spas

Brochures

Universal H-Series ASME Heater Sell Sheet (LITCAH17)

Manuals

ASME Heater Service and Installation Manual
ASME Heater Owner's Manual
Wiring Hayward Gas Pool Heaters for Parallel Operation

Accessories

THK - Kit-Temp / Pressure and Flow Switch

Item #UHXTFP1930

Universal H-Series gas heaters are made for commercial use. Like the rest of our H-series line, they combine industry-leading hydraulics, exceptional performance, energy efficiency and reliability, with planet-friendly low-NOx emissions.

THK - Flow Switch Only

Item #UHXFSW1930

Universal H-Series gas heaters are made for commercial use. Like the rest of our H-series line, they combine industry-leading hydraulics, exceptional performance, energy efficiency and reliability, with planet-friendly low-NOx emissions.