Gravity: Analog Gas Sensor (MQ2)

SKU: SEN0127

The MQ2 Gas Detection Sensor is an analog sensor designed for detecting gas leaks in both consumer and industrial markets. It is highly sensitive to a variety of gases including LPG, i-butane, propane, methane, alcohol, hydrogen, and smoke. With a fast response time and adjustable sensitivity via a potentiometer, the MQ2 sensor is a reliable choice for safety applications where detecting gas leaks is critical. This sensor helps ensure environments remain safe by providing timely alerts to potential hazards, making it an essential component in gas detection equipment.

Side shot showing Analog Gas Sensor (MQ2) for Arduino-DFRobot product sku:SEN0127 image.

Downloadable Resources

  • Docs
  • Tech Specs
  • Specification

    Parameter Details
    Power supply needs 5V
    Interface type Analog
    Detecting scope Wide
    Response and sensitivity Fast response and High sensitivity
    Drive circuit Simple
    Stability and life Stable and long life
    Size 36.4x26.6mm

    Pinout

    Num Label Description
    1 Output Signal Output
    2 5V Power
    3 GND GND

    Analog Sensor Pin Definition

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