Carbon Monoxide & Flammable Gas Sensor MQ-9

Pololu item #: 1483
Brand: Unspecified
Status: Discontinued 
RoHS 3 compliant

This product has been discontinued.

This semiconductor gas sensor detects the presence of Carbon Monoxide at concentrations from 10 to 1,000 ppm and combustible gas from 100 to 10,000 ppm. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.

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