MQ-5 Gas Sensor


The MQ5 Gas Sensor module is useful for gas leakage detecting. It can detect LPG, i-butane, methane, alcohol, Hydrogen, smoke and so on. The sensitivity can be adjusted using the on-board potentiometer, and you’d use this sensor by reading the analog pin to which it is connected.

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Product Description


  • Working voltage: 5V
  • Working Current: 150mA
  • DO: TTL output
  • AO: Analog output, it will be higher with more such gas.
  • Preheat time: Over 20s


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