They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.

Structure and configuration of MQ-2 gas sensor is sensor 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.

Features:

Wide detecting scope

Fast response and High sensitivity

Stable and long life

Simple drive circuit.

1. ONE Piece MQ02 Sensor Board