We will be close for the holidays from 29th September till 7th October. Orders will still be accepted and will be process when we resume operation on 8th October 2023
MQ2 Gas Sensor (10100020)


  • size: 32mmX22mmX27mm
  • Chip: LM393, ZYMQ-2 gas sensors
  • Working voltage: DC 5V
  • with a signal output instruction.
  • dual signal output (analog output, and TTL level output)
  • TTL output
  • 0~5V analog output voltage, the higher the concentration the higher the voltage.
  • the gas, natural gas, city gas, smoke better sensitivity.
  • with a long service life and reliable stability
  • rapid response and recovery characteristics

Package Content

1x MQ2 gas sensors module

Arduino Connection


MQ2 Datasheet

Example Code for Arduino

Write a review

Note: HTML is not translated!
    Bad           Good

MQ2 Gas Sensor (10100020)

  • Product Code: 10100020
  • Availability: In Stock
  • $3.50
  • 10+$3.00
  • 30+$2.50
  • 50+$2.00

Tags: modules