MQ -9 Gas Sensor

The MQ- 9 Gas sensor is mostly used for detecting carbon monoxide, methane, LPG gases. It can be used in home, industries and many more places to detect the leakage of gases with in its range and sets up the alarm.  It has simple drive circuit with stable and long life features. It also has Dual –panel design with power indicator in- built. In MQ -9 sensor the   range of detection of carbon monoxide is 10 to 1000ppm CO and combustible gas range is 100 to 10000ppm.