
Hayward 135K BTU H-Series OmniX Propane Heater, W3HS135FDP, Cupronickel, Low NOx
Hayward Universal H-Series Heater 135,000 BTU - Propane Gas w/ OmniX
The H-Series 135,000 BTU heater for above-ground pools and spas combines leading technology with ease of operation and superior performance. At the center is Hayward’s Universal Display, delivering a consistent, intuitive control experience across Omni®, OmniX®, and competitive automation systems. With OmniX embedded intelligence, the heater provides enhanced programmability, advanced diagnostics, and seamless remote connectivity.
Features:
- Cupro-nickel heat exchanger offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry
- Totally managed water flow boasts industry-leading hydraulic performance coupled with lightning-fast speed-to-heat capability
- Low NOx emissions meet clean air quality standards
- Front-panel-only access provides easy service and maintenance, avoiding the problems and costs associated with front-and-back-panel access heaters
- A universal junction box allows either left or right electrical installation
- Plug-in 120-volt electric cord (3 ft.) for easy installation
Optional OmniX Gateway: The OmniX Gateway is an add-on that connects the heater to Hayward’s OmniX app for remote monitoring and control from a smartphone. Without it, the heater can still be operated locally or through compatible wired automation.
Specifications:
- Active Defrost: No
- Boost Mode: No
- Brand: Hayward
- Circuit Amps: 5.5
- Compressor Speed: N/A
- Cooling Capability: No
- Fuel Type: Propane (LP)
- GTIN: 610377469289
- Heating Capacity (BTU/hr): 135,000
- Hertz - Heaters: 60 Hz
- Kilowatts: 40 kW
- Labor Warranty: None
- Low Ambient Operation: Yes
- Maximum Breaker Size (Amps): 15
- Parts Warranty: 1-year
- Phase Heaters: 1
- Pool Type: Above Ground
- Rear Clearance - Heaters: 6"
- Refrigerant: Yes
- Series Heaters: OmniX
- Shipping Dimensions: 27.3 " x 25 " x 37 "
- Shipping Weight: 117.5 lb
- Side Clearance - Heaters: 12"
- Silent Mode: No
- Voltage - Heaters: 120V
Support Documents:
- Energy Guide Label
- Owner's Manual
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Hayward Universal H-Series Heater 135,000 BTU - Propane Gas w/ OmniX
The H-Series 135,000 BTU heater for above-ground pools and spas combines leading technology with ease of operation and superior performance. At the center is Hayward’s Universal Display, delivering a consistent, intuitive control experience across Omni®, OmniX®, and competitive automation systems. With OmniX embedded intelligence, the heater provides enhanced programmability, advanced diagnostics, and seamless remote connectivity.
Features:
- Cupro-nickel heat exchanger offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry
- Totally managed water flow boasts industry-leading hydraulic performance coupled with lightning-fast speed-to-heat capability
- Low NOx emissions meet clean air quality standards
- Front-panel-only access provides easy service and maintenance, avoiding the problems and costs associated with front-and-back-panel access heaters
- A universal junction box allows either left or right electrical installation
- Plug-in 120-volt electric cord (3 ft.) for easy installation
Optional OmniX Gateway: The OmniX Gateway is an add-on that connects the heater to Hayward’s OmniX app for remote monitoring and control from a smartphone. Without it, the heater can still be operated locally or through compatible wired automation.
Specifications:
- Active Defrost: No
- Boost Mode: No
- Brand: Hayward
- Circuit Amps: 5.5
- Compressor Speed: N/A
- Cooling Capability: No
- Fuel Type: Propane (LP)
- GTIN: 610377469289
- Heating Capacity (BTU/hr): 135,000
- Hertz - Heaters: 60 Hz
- Kilowatts: 40 kW
- Labor Warranty: None
- Low Ambient Operation: Yes
- Maximum Breaker Size (Amps): 15
- Parts Warranty: 1-year
- Phase Heaters: 1
- Pool Type: Above Ground
- Rear Clearance - Heaters: 6"
- Refrigerant: Yes
- Series Heaters: OmniX
- Shipping Dimensions: 27.3 " x 25 " x 37 "
- Shipping Weight: 117.5 lb
- Side Clearance - Heaters: 12"
- Silent Mode: No
- Voltage - Heaters: 120V
Support Documents:
- Energy Guide Label
- Owner's Manual






















