Description
The Heatco WR36H27MOD3-4 is a 36H Series modulating natural gas valve engineered for precise, variable gas flow control in commercial and industrial HVAC heating applications. Featuring a 0–10 VDC modulating control signal, this valve integrates seamlessly with building automation systems and modulating burner controls to deliver proportional gas flow regulation — improving combustion efficiency, reducing fuel consumption, and extending equipment life.
With a 3/4″ pipe connection, the WR36H27MOD3-4 is well-suited for a wide range of commercial heating equipment including unit heaters, rooftop units, boilers, and infrared heating systems. Heatco’s 36H Series is recognized in the industry for robust construction and reliable performance in demanding environments.
Key Features
- Modulating 0–10 VDC control signal for proportional gas flow regulation
- 3/4″ pipe connection for straightforward installation and integration
- Natural gas (NAT GAS) configuration
- 36H Series design built for commercial and industrial heating applications
- Compatible with building automation systems (BAS) and modulating burner controls
- Supports improved combustion efficiency and precise temperature control
- Durable construction for long-term reliability in demanding HVAC environments
Specifications
- Brand: Heatco
- Model: WR36H27MOD3-4
- Series: 36H
- Control Signal: Modulating 0–10 VDC
- Pipe Connection Size: 3/4″
- Fuel Type: Natural Gas
Applications
- Commercial and industrial unit heaters
- Modulating burner systems
- Boilers and hydronic heating systems
- Rooftop HVAC units
- Infrared and radiant heating equipment
- Building automation-integrated heating systems







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