Description
Honeywell V4943B1035 Single Stage Pressure Regulating Valve Overview
The Honeywell V4943B1035 is a single stage pressure regulating valve engineered for reliable natural gas flow control in commercial and industrial HVAC and combustion applications. Designed to operate at 120VAC, this 1-1/2″ valve delivers precise pressure regulation right out of the box with a factory-set outlet pressure of 3.5″ water column, and is field-adjustable across a high fire regulator setpoint range of 3″ to 4.5″ water column to meet varying system demands.
Key Features
- Single stage pressure regulating valve for natural gas service
- 120VAC operating voltage
- 1-1/2″ valve body size for straightforward inline installation
- High fire regulator setpoints: 3″ – 4.5″ water column (field-adjustable)
- Factory outlet pressure setting: 3.5″ water column
- Flow capacity: 780 – 2,300 CFH (cubic feet per hour)
- Valve opening time: 3 – 25 seconds (adjustable)
- Maximum valve closing time: 2 seconds for fast, safe shutoff
Application & Benefits
The V4943B1035 is ideal for use in commercial burner systems, boilers, and industrial heating equipment where stable, accurate gas pressure regulation is critical to safe and efficient combustion. The wide CFH capacity range of 780 to 2,300 CFH makes it suitable for a broad range of burner sizes and firing rates. The adjustable valve opening time (3–25 seconds) allows technicians to fine-tune ramp-up speed to match burner requirements, while the 2-second maximum closing time ensures rapid response during shutoff events for enhanced system safety.
Specifications
- SKU / Model: V4943B1035
- Brand: Honeywell
- Valve Type: Single Stage Pressure Regulating Valve
- Gas Type: Natural Gas
- Voltage: 120VAC
- Pipe Size: 1-1/2″
- Outlet Pressure Range (High Fire): 3″ – 4.5″ Water Column
- Factory Outlet Pressure Setting: 3.5″ Water Column
- Capacity: 780 – 2,300 CFH
- Valve Opening Time: 3 – 25 Seconds (Adjustable)
- Maximum Valve Closing Time: 2 Seconds
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