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Future Electronics Egypt

Alcohol Sensor MQ3 (Analog/Digital)

Alcohol Sensor MQ3 (Analog/Digital)

LE 70.00

The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser. It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer. 


  • Support both the output digital value and the output analog value.
  • Power supply: 5V
  • Interface type: Analog/Digital
  • High sensitivity to alcohol and small sensitivity to Benzine
  • Fast response and High sensitivity
  • Stable and long life
  • Size: 40x20mm
  • Pin Connection:  GND: Ground,  Dout: digital output,   Aout: analog output   Vcc: 5V


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