Methane Gas Sensor MQ-4

Pololu item #: 1633
Brand: Unspecified
Status: Discontinued 
RoHS 3 compliant

This product has been discontinued.

This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.

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Gas Sensors
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