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  • $10.89
  • Free 30-day Returns
  • Ships from China.
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    MQ-2 Gas Sensor Module Flammable Gas Detection Module Smoke and LPG Detector with Analog + Digital Output DC 5V Butane and Hydrogen Detection for Gas Leak Alarm and Air Monitoring

    • Item #: 9SIVUX4M901883
    • Mfr. Part #: 898916278008
    • MQ-2 module detects smoke, LPG, butane, hydrogen, and other flammable gases for broad gas monitoring coverage.
    • Analog and digital signal outputs support flexible connection to compatible microcontrollers and electronic control systems.
    • DC 5V working voltage provides the specified power requirement for integrating the module into supported projects.
    • Onboard potentiometer lets users set the gas concentration threshold for digital output triggering.
    • Fast response helps the module react promptly to changes in detected gas concentration during monitoring.
    • High sensitivity supports real-time observation of gas concentration changes in compatible detection systems.
    • Compact PCB design with pin headers simplifies wiring and supports quick installation in electronic builds.
    • Suitable for gas leakage alarms, air monitoring devices, and student electronic experiment projects.
    • Model MQ-2 identifies the module and its intended gas-detection function for project component selection.
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    Overview
    Specs
    Reviews

    Product Description:

    MQ-2 gas sensor module for detecting smoke, LPG, butane, hydrogen, and other flammable gases. It is used in gas leak alarm systems, air monitoring devices, and electronic projects.

    Core Selling Points:

    Provides analog and digital signal outputs. Responds to changes in gas concentration, with a threshold adjustable via the onboard potentiometer. The PCB design has pin headers for wiring and installation.

    Technical Specifications:

    Model: MQ-2. Detectable gases: smoke, LPG, butane, hydrogen, and other flammable gases. Output: analog and digital signal. Working voltage: DC 5V.

    Before Purchase:

    Check that your project supports a DC 5V working voltage and can connect to the module's analog and digital signal outputs.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: 30 days
    • This item is covered by GeekSpace Return Policy

    Manufacturer Contact Info

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