Fermion: MEMS H2 Sensor

SKU: SEN0572

Fermion MEMS H2 sensor uses advanced MEMS technology, with compact size (13x13x2.5mm), low power (<20mA), minimal heat, short preheating, and fast response. It measures H2 concentration qualitatively, suitable for hydrogen leakage alarm. The MEMS series includes 11 gas sensors (HCHO, CO, CH4, VOC, NH3, H2S, EtOH, Smoke, Odor, H2, NO2) for combination. Note: Qualitative only—for quantitative, buy Factory-calibrated Gas Sensor.

Front of black circuit board with USB and grid holes for hydrogen gas sensor-DFRobot product sku:SEN0572 image.
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  • Specification

    SEN0572-SIZE

    Parameter Specification
    Gas detected H2
    Detection range 0.1-1000ppm
    Operating voltage 3.3-5V
    Operating current <20mA
    Output signal Analog voltage
    Load resistance(RL) 4.7KΩ
    Sensitivity R0(in air)/Rs(in 200ppm H2) ≥ 5
    Operating temperature -10-50℃
    Operating humidity 15-90%RH (non-condensing)
    Lifespan ≥5 years (in air)
    Dimension 13×13 x 2.5mm/0.0.51×0.51x0.1”

    Pinout

    Num Label Description
    1 A Analog Voltage Output
    2 VCC +
    3 GND -

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