MQ-5 Gas Sensor Module: LPG, Natural Gas, and Hydrogen Detection

The MQ-5 Gas Sensor Module is a highly sensitive and cost-effective solution engineered to detect LPG (Liquefied Petroleum Gas), natural gas, and hydrogen (H₂) levels in the air. This sensor is perfect for gas leakage detection systems in residential and industrial settings. It boasts quick response times and seamless integration with microcontrollers such as Arduino, ESP32, and Raspberry Pi.

🔥 Key Features

• 🔍 Detectable Gases: LPG, natural gas, hydrogen
• ⚡ Operating Voltage: 5V DC
• 📉 Analog & Digital Output: Compatible with MCU and ADC interfaces
• ⚙️ Preheat Time: Approximately 20 seconds
• 🔁 High Sensitivity and Fast Response
• 💡 Adjustable Sensitivity: Onboard potentiometer for easy adjustments
• 🔌 Interface: 4-pin header (VCC, GND, DO, AO)
• 📏 Compact Size: Ideal for integration in small systems

🛠️ Applications

• 🏠 Home Gas Leakage Detection
• 🏭 Industrial Safety Systems
• 🚨 Alarm Systems for Gas Detection
• 📦 DIY IoT and Smart Home Projects
• 🔧 Microcontroller-Based Safety Automation

📦 Package Includes

• 1 × MQ-5 Gas Sensor Module

💡 Notes

• 🌡️ Preheating: Allow 20-30 seconds for sensor preheating during initial power-up.
• ⚠️ Usage: For optimal accuracy, use in well-ventilated environments.

With its combination of affordability and reliability, the MQ-5 is an excellent choice for any embedded system that requires gas detection and environmental monitoring.