MQ-7 Carbon Monoxide Sensor Module

Easy-to-Use CO Sensor for Arduino and DIY Projects

Looking for a simple way to monitor carbon monoxide levels at home, in your workshop, or as part of your next electronics project? The MQ-7 Carbon Monoxide Sensor is a reliable and affordable solution designed for everyday consumers and makers. This module is perfect for integrating into Arduino or Raspberry Pi setups and helps you create custom carbon monoxide detectors for increased safety.

Features and Benefits of the MQ-7 Carbon Monoxide Sensor

• Detects carbon monoxide (CO) gas concentrations from 1 to 100 ppm
• Compatible with popular platforms like Arduino and other microcontrollers
• Ideal for DIY safety projects, home automation, and air quality monitoring
• Simple analog voltage output makes integration easy
• Affordable and accessible for beginners and experienced makers alike

Technical Specifications

• Detection Concentration Range: 1–100 ppm CO
• Heater Voltage: 5V ±0.2V
• Heater Resistance: 31 Ω ±3 Ω at room temperature
• Heater Power Consumption: ≤350 mW
• Analog Output Voltage: 0.1–0.3V in clean air, up to 4V at maximum CO concentration
• Product Code: VUPN604

Why Choose This Carbon Monoxide Sensor Module?

With the MQ-7 CO sensor module, you can quickly build a carbon monoxide detector or add a layer of safety to any project. Its wide detection range and straightforward analog output make it a great fit for home automation, school science experiments, or personal safety monitoring. Whether you’re new to electronics or a seasoned DIY enthusiast, this sensor is designed for hassle-free operation and peace of mind.