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Shutoff valves are designed to control the flow of gas and other substances with either full on and full off functionality. The shutoff gas valve could equip with our gas alarm detector, once there is alarm from our gas alarm detector, our detector could activate the valve to shut off the gas flow in the gas pipe to ensure the safety.

Rated voltage for valva close : DC9~12V
Quiescent Working Current : 0A
Resistance of loop in valve-closed : 4.5Q±0.5
Output : N.O


Well Air Proofed

Low Power Consumption

High Sensitivity

Reliable Performance

Small Size and Easy Handle


It can be widely used in the city gas transmission and distribution pipeline, oil, petrochemical industry refineries, chemical plants, metallurgical industry, power industry and other places that may produce gas leakage.

  • City Lifeline

  • City Lifeline

  • City Lifeline

  • City Lifeline


Rated voltage for valva close : DC9~12V
Quiescent Working Current : 0A
Resistance of loop in valve-closed : 4.5Q±0.5
Output : N.O
Diameter : G1/2(DN15),G3/4(DN20),G1(DN25)
Response Time : < 0.3sec
Operating Pressure: 0.5-100kpa
Operating Temperature: -15°C-50C
Relative Humidity: ≤93%
Atmosphere Pressure: 86-106kpa

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