MQ-5 LPG Natural Gas Sensor Module (Combustible Gas Sensor)

The MQ-5 LPG Natural Gas Sensor Module is a semiconductor gas sensor designed to detect LPG, natural gas, methane, and other combustible gases. It provides both analog and digital outputs, making it easy to interface with Arduino, ESP32, STM32, Raspberry Pi, and other embedded platforms. The module features an onboard LM393 comparator with adjustable sensitivity and is widely used in gas leakage detection, industrial safety, and home monitoring systems.

Key Features -

• High sensitivity to LPG, natural gas and methane

• Dual analog and digital outputs

• Adjustable sensitivity via onboard potentiometer

• Onboard LM393 comparator

• Fast response and recovery time

• Low power control circuitry

• Power and status LED indicators

• Easy microcontroller interfacing

• Stable and reliable performance

• Suitable for gas leakage alarm systems

Specifications -

• Product type - Gas Sensor Module

• Sensor type - Semiconductor Gas Sensor

• Target gases - LPG, Natural Gas and Methane

• Operating voltage - 5V DC

• Output type - Analog and Digital

• Comparator IC - LM393

• Sensitivity adjustment - Onboard Potentiometer

• Preheat time - Required for Stable Operation

• Working current - Moderate Due to Internal Heater

• Board type - LPG Natural Gas Sensor Module

Applications -

• LPG leak detection

• Natural gas monitoring

• Methane detection

• Industrial safety systems

• Home gas leakage alarms

• Arduino and IoT projects

• Environmental monitoring

• Embedded electronics