Analog Gas Sensor(MQ4)

The MQ4 is used in gas leakage detecting equipment in consumer and industrial markets.
SKU: SEN0129

Availability: 1 In Stock


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This sensor is suitable for detecting CH4, natural gas, LNG. Avoid exposure to alcohol, cooking fumes, and cigarette smoke. The sensitivity can be adjusted by the potentiometer.


  • Analog Gas sensor (MQ4) 1 unit.

Additional Info

Additional Info

  • Power supply needs: 5V.
  • Interface type: Analog.
  • Pin Definition: 1-Output 2-GND 3-VCC.
  • High sensitivity to CH4´╝îNatural gas.
  • Small sensitivity to alcohol, smoke.
  • Fast response.
  • Stable and long life.
  • Simple drive circuit.
  • Size: 40x20mm.
Data Sheets
Minimum Age No
Other SKUs No