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Sensors • Environmental & Gas

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MQ-2 Smoke, LPG & Gas Sensor Module

SKU: SKU-SN-08

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MQ-2 is a gas-sensing module commonly used in electronics projects for detecting smoke and several combustible gases.

Sensor TypeSemiconductor gas sensor

Operating Voltage5 V

Preheat Duration~20 s

Analog Output0–5 V

Digital OutputTTL

Module Dimensions36 × 20 × 21 mm

Detectable gasesSmoke, LPG, butane, hydrogen and other combustible gases

SensitivityAdjustable on module

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