The MQ5 Gas Sensor Module is a high-sensitivity sensor used for detecting liquefied petroleum gas (LPG), natural gas, coal gas, and other combustible gases. It’s ideal for gas leakage detection systems and IoT-based safety projects.
The MQ5 sensor features both analog and digital outputs, allowing easy integration with Arduino, ESP8266, ESP32, and Raspberry Pi. The onboard potentiometer lets you adjust the detection threshold for digital output, making it perfect for use in home gas alarms, industrial safety monitoring, and automatic ventilation systems.
Whether you’re building a gas leakage detection alarm, smart home automation system, or school project, the MQ5 sensor provides a reliable and affordable solution.
⭐ Key Features:
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🧪 Detects LPG, natural gas, coal gas, methane, propane
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⚡ Operating Voltage: 5V DC
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📊 Dual output: Analog and Digital
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🔧 Adjustable sensitivity with potentiometer
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💨 Fast response and recovery time
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🧰 Easy to use with Arduino, Raspberry Pi, ESP boards
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✅ Ideal for gas leakage detection, safety alarms, and smart home systems
⚙️ Technical Specifications:
| Parameter | Specification |
|---|---|
| Sensor Type | MQ-5 Semiconductor Gas Sensor |
| Detectable Gases | LPG, Natural Gas, Coal Gas, Methane, Propane |
| Operating Voltage | 5V DC |
| Output Signal | Analog & Digital |
| Sensitivity Range | 200 – 10000 ppm |
| Preheat Time | ≥ 20 seconds |
| Dimensions | Approx. 32mm x 20mm |
| Compatibility | Arduino, ESP32, ESP8266, Raspberry Pi |
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