Alcohol Sensor Module-MQ-03 ×10

Alcohol Sensor Module-MQ-03 ×10

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Product Code: PL-47-771
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Product Description

They are suitable for alcohol checker, Breathalyser.

Structure and configuration of MQ-3 gas sensor is composed by micro AL2O3 ceramic tube, Tin Dioxide (SnO2) sensitive layer, measuring electrode and heater are fixed into a crust made by plastic and stainless steel net. The heater provides necessary work conditions for work of sensitive components.


  • High sensitivity to alcohol and small sensitivity to Benzene.

  • Fast response and High sensitivity

  • Stable and long life

  • Simple drive circuit.


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