MQ-02 gas sensor detects smoke and flammable gases – ideal for Arduino and smart safety systems Read more
The MQ-02 Smoke & Gas Sensor is a reliable module designed to detect smoke and a variety of flammable gases such as LPG, butane, propane, methane, and hydrogen. It provides an analog output that changes with the concentration of gas in the air, making it perfect for Arduino, ESP32, Raspberry Pi, and IoT-based safety systems.
This sensor is widely used in gas leakage alarms, smoke detectors, and home automation projects. It features a sensitive coil and operates on low voltage, making it safe for DIY electronics and embedded applications.
Key Features:
Sensor: MQ-02
Detects: Smoke, LPG, propane, methane, hydrogen, and other flammable gases
Operating Voltage: 5V
Output: Analog (AO)
Fast response and high sensitivity
Easy to interface with Arduino, ESP32, Raspberry Pi, etc.
Long life and low cost
Ideal for gas leakage detection, air quality monitoring, smart homes
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** Product images are for illustration only and may differ slightly from the actual item. Some details come from external sources and may vary—please check labels and instructions before use. We always aim to deliver the most accurate and updated products **
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