Cricklewood Electronics

40-42 Cricklewood Broadway, London, London, NW2 3ET, United Kingdom

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MQ2 Combustible Gas & Smoke Sensor


Item Number MQ2
Our Price: £3.50 (inc VAT £4.20)

Combustible gas and smoke sensor module for Arduino and other microcontroller projects

 
This module has a sensitive gas sensor that can measure smoke and various combustible gases. It can measure compunds such as LPG, Propane, Methane and smoke. The sensor outputs a varying voltage on the analogue pin depending on the level of gases present and it has a comparator to give you a digital output when the level of combustible gases reaches a certain level. This can be set with the built-in potentiometer.
 
Please note, this sensor needs to warm up for a couple of minutes before it will give a stable reading.
 
Voltage : 5VDC
Current : 150mA
Sensitivity : 300 to 10000ppm
Size 32x21mm

Information correct as of 11:04, 31/03/2025