Description
The Dungs 266922 is a precision-engineered gas pressure switch designed for commercial and industrial burner applications where reliable pressure monitoring and combustion safety are critical. With a wide sensing range of 12 to 60 inches water column (“wc), this switch provides versatile coverage across a broad spectrum of gas pressure applications.
Key Features
- Pressure sensing range: 12 – 60″ w.c. (inches water column)
- SPDT (Single Pole Double Throw) switching action for flexible circuit integration
- NEMA 4 enclosure rating — provides protection against windblown dust, rain, splashing water, and hose-directed water
- Auto reset operation for automatic restoration after pressure returns to normal
- 1/4″ NPT process connection for straightforward installation on standard gas piping
- Designed for use on natural gas and LP gas systems
Application
The Dungs 266922 gas pressure switch is ideal for use in commercial heating systems, industrial burner controls, and gas-fired equipment where proof-of-pressure or low/high gas pressure safety shutoff is required. The SPDT output allows the switch to be wired into both safety lockout and monitoring circuits, making it a versatile component in burner management and flame safeguard systems.
Why Choose Dungs
Dungs Combustion Controls is a globally recognized manufacturer of gas safety components, known for precision, durability, and compliance with rigorous combustion safety standards. The 266922 upholds this reputation, delivering dependable performance in demanding HVAC and industrial environments.
Specifications Summary
- SKU: 266922
- Brand: Dungs
- Pressure Range: 12 – 60″ w.c.
- Switch Type: SPDT (Single Pole Double Throw)
- Enclosure Rating: NEMA 4
- Reset Type: Automatic (Auto Reset)
- Process Connection: 1/4″ NPT
- Media: Gas (Natural Gas / LP)







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