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MQ-4 Methane/ Natural Gas Sensor Module for Arduino
Gas & Air QualityCode 2b1d940ab9

MQ-4 Methane/ Natural Gas Sensor Module for Arduino

• Model : MQ4 Gas Sensor Module • IC Chip: LM393 • Operating Voltage: 3 ~ 5V (DC) • Detecting Range: 300ppm to 10000ppm • Dimensions: 3.1 x 1.9 x 2.1 cms •…

Rs 320
In stock Price updated 15 Nov 2026
Total: Rs 320
  • Delivery in 2 to 4 working daysFree in Islamabad & Rawalpindi above Rs 5,000
  • Cash on deliveryPay when your parcel arrives
  • 7-day checking warrantyDead-on-arrival items replaced
  • Packed with careAnti-static & padded packaging

Highlights

  • Signal output indicator
  • Dual Signals output (analog output and TTL output)
  • The TTL output signal is low level, allows to connect with SCM directly
  • High sensitivity
  • Long working life and stable performance
  • Quick response and recovery.
  • Domestic gas leakage detector
  • Industrial Combustible gas detector

Specifications

Pin Name
Description
VCC
This pin powers the module, typically the operating voltage is +5V
GND
Used to connect the module to system ground
Digital Out (DO)
You can also use this sensor to get digital output from this pin, by setting a threshold value using the potentiometer
Analog Out (AO)
This pin outputs 0-5V analog voltage based on the intensity of the gas
Model
MQ4 Gas Sensor Module
IC Chip
LM393
Operating Voltage
3 ~ 5V (DC)
Detecting Range
300ppm to 10000ppm
Dimensions
3.1 x 1.9 x 2.1 cms
Weight
5 grams

About this product

MQ-4 Natural Gas Sensor Module For Methane(CNG) Gas Detection Arduino Sensor

•Portable gas detector

•1 x MQ4 Gas Sensor Module

MQ4 Gas Sensor Pinout Configuration

For MQ-4 Sensor Module

Pin Name

Description

VCC

This pin powers the module, typically the operating voltage is +5V

GND

Used to connect the module to system ground

Digital Out (DO)

You can also use this sensor to get digital output from this pin, by setting a threshold value using the potentiometer

Analog Out (AO)

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