LS18 – MQ7 LPG Methane Gas Sensor Module


LS18 – MQ7 LPG Methane Gas Sensor Module

SKU: LS18 Categories: , Tags: , , , , , ,


LS18 – MQ7 LPG Methane Gas Sensor Module

The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for sensing CO concentrations in the air. It can detect CO-gas concentrations anywhere from 20 to 2000ppm. MQ7 is a high sensitivity to carbon monoxide and stable and long-life span.


  • circuit voltage: 5V±0.1
  • Heating voltage (high): 5V±0.1
  • Heating voltage (low): 1.4V±0.1
  • Load resistance: Adjustable
  • Heating resistance: 33Ω±5%
  • Heating time (high): 60±1 seconds
  • Heating time (low): 90±1 seconds
  • Heating consumption: About 350mW
  • Using temperature: -20°C-50°C
  • Storage temperature: -20°C-50°C
  • Relative humidity: Less than 95%RH
  • Oxygen concentration: 21%(stand condition) the oxygen concentration can affect the sensitivity characteristic


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