MQ-2 Smoke & Gas Sensor Module | LPG, Butane, Hydrogen Detector
₵35.00
Build your own Fire & Gas Leak Alarm. The MQ-2 is a dual-purpose safety sensor. It detects Smoke (from fires) and Combustible Gases (like LPG, Propane, and Butane). It is the standard module for building “Smart Kitchen” safety monitors.
- Detects: Smoke, LPG, Propane, Hydrogen, Methane.
- Sensitivity: High (Adjustable).
- Response Time: < 10s.
- Best For: Fire Alarms, Gas Leak Detectors, and Industrial Safety.
3 in stock
The MQ-2 Smoke & Gas Sensor Module is a high-accuracy air quality sensor designed to detect combustible gases like LPG, butane, methane, propane, hydrogen, alcohol, and smoke. Ideal for home safety, industrial monitoring, and IoT environmental sensing, this module helps detect gas leaks and air contamination before they become dangerous.
🔹 Reliable Analog & Digital Output for 试看性视频s ⚡
✔ Gas Detection: LPG, methane, propane, butane, alcohol, hydrogen, smoke.
✔ Dual Output: Analog (precise gas concentration) & Digital (threshold-based alert).
✔ Adjustable Sensitivity: Potentiometer for tuning threshold levels.
✔ Operating Voltage: 5V DC (Compatible with Arduino & Raspberry Pi).
✔ Preheat Time: 20 seconds for accurate readings.
✔ Compact & Durable Design: Long lifespan & reliable performance.
🔹 Applications – Where to Use the MQ-2 Sensor 🛠️
✔ Gas Leak Detection – Detect LPG, butane, and methane leaks in homes & industries.
✔ Air Quality Monitoring – Measure smoke & harmful gas levels in smart buildings.
✔ Smart Home Automation – Integrate with IoT systems for safety alerts.
✔ Fire & Smoke Detection – Enhances early warning systems.
✔ Industrial & Laboratory Safety – Used in factories, kitchens, and chemical plants.
🔹 How to Use & External Resources 📚
The MQ-2 sensor connects easily to Arduino, Raspberry Pi, ESP8266 NodeMCU, and other 试看性视频s. Just power it with 5V, connect the analog or digital output to your system, and start reading gas levels.
📖 Helpful Resources for MQ-2 Smoke & Gas Sensor:
✔ MQ-2 Datasheet & Specifications
✔ How to Interface MQ-2 with Arduino
✔ Raspberry Pi Gas Sensor Guide
✔ YouTube Tutorials – MQ-2 Smoke & Gas Detection Projects
🔹 Best Price & Availability in Ghana 🇬🇭
Looking for an MQ-2 Smoke & Gas Sensor Module in Ghana? Whether for gas leak detection, smoke alarms, or IoT air quality monitoring, this sensor offers high accuracy and easy integration. Order today for fast delivery across Ghana!
1-Channel 5V Relay Module | Low Level Trigger for Arduino
Control high voltage safely. This single-channel relay allows your Arduino to switch high-power devices like light bulbs, water pumps, or fans. It isolates your 试看性视频 from the high voltage using an internal switch.
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Trigger: Low Level (Connect Signal to GND to turn ON).
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Max Load: 250V AC / 10A.
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Indicators: Red Power LED + Green Status LED.
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Best For: Smart Lamps, Fan Control, and Simple Automation.
20×4 LCD Display Module (Blue Backlight) | 2004A Character Screen
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Size: 20 Characters x 4 Lines.
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Display: White Text on Blue Background.
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Controller:
HD44780 (Standard Industry Chip). - Best For: Weather Stations, 3D Printers, and Advanced Menus.
DHT11 Temperature and Humidity Sensor Module | Digital Weather Station
The #1 sensor for weather projects. The DHT11 is the most affordable way to measure ambient temperature and humidity. It provides calibrated digital signal output, making it perfect for automatic fan controllers and weather stations.
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Measures: Temperature (0-50°C) & Humidity (20-90%)
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Interface: Single Wire Digital (Easy Arduino Connection)
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Includes: 3-Pin Breakout Board + Jumper Wires (Check your stock to confirm wires!)
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Ideal For:
Smart homes, greenhouses, and environment monitoring.
Flame Sensor Module (YG1006) | Infrared Fire Detector for Arduino
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Sensor Type: YG1006 NPN Phototransistor (High Speed).
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Detection Range: Up to 1 meter (depending on flame size).
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Spectrum: 760nm - 1100nm (Invisible IR light).
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Best For: Fire Fighting Robots, Smart Kitchen Alarms, and Safety Systems.
HC-SR501 PIR Motion Sensor Module | Infrared Detector for Arduino
Build your own burglar alarm or automatic light. The HC-SR501 detects human and animal movement by sensing body heat. It is the standard motion sensor for Arduino security projects.
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Range: Adjustable (3 to 7 meters)
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Output: 3.3V Logic (High when motion detected)
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Features: Adjustable Time Delay & Sensitivity
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Ideal For: Automated lighting, security systems, and robotics.
High Sensitivity Vibration Sensor Module (SW-1801P) | Shock & Shake Switch
Detect even the slightest tap. Unlike standard vibration sensors that require a hard shake, the SW-1801P High Sensitivity module can detect light knocks, impacts, and vibrations. Perfect for anti-theft alarms and "Smart Wake-Up" devices.
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Sensor Type: SW-1801P (High Sensitivity Spring).
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Output: Digital (High/Low).
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Adjustable: Blue Potentiometer to set sensitivity trigger.
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Best For: Anti-Theft Alarms, Earthquake Detection, and Smart Toys.
SW-420 Vibration Sensor Module | Adjustable Impact & Shake Switch
- Sensor Type: SW-420 (Normally Closed).
- Output: Digital (High/Low).
- Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Anti-Theft Alarms, Smart Cars, and Impact Detection.
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