🔍 MQ-2 Gas Sensor Module – Smoke, LPG, Methane & Hydrogen Detection by Ekastore
The MQ-2 Gas Sensor Module is a high-sensitivity gas detection module ideal for monitoring smoke, LPG, methane, butane, hydrogen, and other flammable gases in the environment. Widely used in safety systems, fire alarms, and home automation, it offers both analog and digital outputs for easy integration with microcontrollers like Arduino, Raspberry Pi, and ESP32.
✅ Key Features:
Multi-Gas Detection – Detects smoke, LPG, methane, butane, hydrogen, and more
High Sensitivity & Fast Response – Ideal for gas leakage detection systems
Dual Output – Analog output for gas concentration + Digital output with threshold adjustment
Onboard Potentiometer – Set gas detection sensitivity
Easy Microcontroller Interface – Compatible with Arduino, ESP, PIC, and more
Indicator LEDs – Power and signal status indication
⚙️ Specifications:
| Property | Details |
|---|---|
| Operating Voltage | 5V DC |
| Detection Gases | LPG, Methane, Butane, Smoke, Hydrogen |
| Output Type | Analog & Digital |
| Sensor Type | MQ-2 |
| Sensitivity Range | 300 – 10,000 ppm (approx.) |
| PCB Dimensions | ~32mm x 20mm |
| Mounting Holes | Yes – for easy installation |
| Warm-up Time | ~20 seconds |
🛠️ Applications:
Gas leakage detection systems
Fire and smoke alarm circuits
Smart home safety modules
Industrial gas monitors
IoT-based environmental monitoring
📦 Package Includes:
1× MQ-2 Gas Sensor Module – by Ekastore
🧪 Reliable gas detection made easy – a must-have for safety and sensing projects.







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