MQ-8 Hydrogen Gas Detector Sensor



This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-1000ppm.
This module provides both digital and analog outputs. Threshold level for digital output can be easily adjusted using the preset on the board. MQ-8 sensor module can be easily interfaced with Microcontrollers, arduino and etc.


  • Main chip:MQ-8 gas sensor
  • Working Voltage: 5V DC
  • Detecting Vary:100 to 1000ppm
  • TTL output valid signal is low
  • Anolog output

6.5 JD
13 in stock
6.5 JD 1+ units
6.17 JD 10+ units
5.85 JD 25+ units
5.52 JD 100+ units

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