MQ2 GAS SENSOR MODULE (LPG, PROPANE, HYDROGEN)
Rs. 106.20
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MQ2 GAS SENSOR MODULE (LPG, PROPANE, HYDROGEN)
Rs. 106.20
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The MQ2 Gas Sensor detects combustible and flammable gases including LPG, propane, methane, hydrogen, isobutane, alcohol, and smoke. SnO₂ sensing element — conductivity increases with gas concentration. Fast response (<10s). Analog voltage output; digital TTL output (0 or 5V) via onboard comparator. Sensitivity adjustable via potentiometer. Requires 20-second warm-up on power-on.
Specifications:
- Target Gases: LPG, propane, methane, hydrogen, isobutane, alcohol, smoke
- Detection Range: 200–10000ppm
- Supply Voltage: 5V
- Digital Output: 0V or 5V (TTL)
- Response Time: <10s
- Preheat Time: 20s
- Sensitivity: Adjustable via potentiometer
Applications:
- Home and industrial gas leak detection
- LPG / methane alarm systems
- Fire and safety detection
- Arduino/ESP32 gas sensing projects
