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Out Of Stock Natural Gas Sensor

Natural Gas Sensor

  • Brand: DFRobot
  • Product Code: SN-MQ4
  • Availability:
    Out Of Stock
  • Warranty Period: 12 months
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  • RM35.00
  • Price in reward points: 1400
  • 5 or more RM33.60
  • 10 or more RM31.50
  • Cashback: RM1.05
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The MQ4 is used in gas leakage detecting equipment in consumer and industry markets,this sensor is suitable for detecting CH4,Natural gas, LNG, avoid exposure to alcohol, cooking fumes, and cigarette smoke. The sensitivity can be adjusted by the potentiometer. Come with cables

  • Power supply: 5V
  • Interface type: Analog
  • Pin Definition: 1-Output 2-GND 3-VCC
  • High sensitivity to CH4, Natural gas
  • Small sensitivity to alcohol, smoke
  • Fast response
  • Stable and long life
  • Simple drive circuit
  • Size: 40x20mm
Pin Assignment:
Hello. I've already buy a MQ5 Gas Sensor for Liquefied Petroleum Gas. Is it the connection for this sensor compatible with PIC? Or it just only for the arduino? ( Syazwan Nazri, 29/08/2016 )


You can use it for both controller board.

For further inquiry, kindly visit our technical forum as this session is only for short inquiry. Thanks.smiley?

I want to buy this sensor. But, do you have coding arduino with this censor? Can i have that coding? ( Syafiq, 19/07/2015 )

Hi. you can refer here for sample code for this sensor. 

Ask a question

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DescriptionDate AddedSizeAction
Arduino Playground: MQ Gas Sensors Tutorial04/11/2019N/ADownload
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Tags: natural, gas, sensor sn-mq4