MQ-6 Gas Sensor Module

The MQ-6 Gas Sensor Module is a reliable and sensitive gas detection sensor designed to detect LPG (Liquefied Petroleum Gas), propane, and butane. It is widely used in gas leakage detection systems for homes, industries, and embedded electronics projects. The module provides both analog and digital outputs, making it easy to interface with microcontrollers like Arduino, Raspberry Pi, ESP8266, and ESP32.

Key Features

• Detects LPG, propane, and butane gases

• High sensitivity with fast response time

• Analog output (AO) for gas concentration measurement

• Digital output (DO) with adjustable threshold (via onboard potentiometer)

• Built-in signal conditioning circuitry

• Long life and stable performance

• Easy to use plug-and-play module

Technical Specifications

• Operating Voltage: 5V DC

• Current Consumption: ~150 mA

• Gas Detection Range: 200 – 10,000 ppm (LPG)

• Preheat Time: ~20 seconds (recommended for stable readings)

• Output Type: Analog & Digital

• Sensitivity Adjustment: Onboard potentiometer

• Operating Temperature: -10°C to +50°C

Applications

• LPG gas leakage detection systems

• Home and kitchen gas safety alarms

• Industrial gas monitoring

• Gas detector DIY projects

• Fire and safety systems

• IoT-based gas monitoring solutions

Advantages

• Low cost and widely available sensor

• Simple interfacing with popular development boards

• Adjustable sensitivity for customized applications

• Reliable detection for combustible gases

Package Includes

• 1 × MQ-6 Gas Sensor Module