MQ-7 carbon monoxide gas sensor module with blue PCB and metal mesh sensor for Arduino and ESP32

MQ-7 Carbon Monoxide (CO) Gas Sensor Module for Arduino, Raspberry Pi & ESP32

SKU AB051

$6.99 USD Shipping & tax calculated at checkout
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MQ-7 carbon monoxide gas sensor module for CO detection, air monitoring, and safety alarms with Arduino, Raspberry Pi, and ESP32; ideal for robotics, home automation, wearables, and prototyping.

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Overview

Product Overview

MQ-7 carbon monoxide gas sensor module is a CO detection board for building air monitoring, safety alarms, and environmental sensing projects with Arduino, Raspberry Pi, and ESP32. Based on the MQ-7 sensor, it responds to carbon monoxide in the air so you can track changes in CO concentration for workshop, garage, exhaust, or indoor air quality experiments. This gas sensor module is well suited to robotics, home automation, and prototyping applications where CO detection or warning logic is needed, giving makers a practical way to add carbon monoxide sensing to microcontroller and SBC projects.

Questions & answers

Frequently asked questions

Yes, the MQ-7 Carbon Monoxide Gas Sensor Module is compatible with Arduino, Raspberry Pi, and ESP32, allowing seamless integration into various microcontroller and single-board computer projects.
The MQ-7 sensor module is pre-soldered for quick setup with Arduino, Raspberry Pi, or ESP32. Connect it to your board using the appropriate pins to start monitoring carbon monoxide levels in your project environment.
The MQ-7 sensor module typically operates at a standard voltage level suitable for microcontroller interfaces, although exact specifications should be verified based on your project's requirements and manufacturer's datasheet.
Yes, the MQ-7 sensor is ideal for indoor air monitoring, such as workshops, garages, or living spaces, by detecting changes in carbon monoxide levels to ensure safety and improve air quality.
Ensure that the module is correctly connected to your microcontroller and that the device's pins are receiving power. Verify your code and setup, referring to the datasheet for correct configuration. ShillehTek offers support if issues persist.

Have other questions?

Chat with our US-based team — we usually reply fast.

What's included

Features & Specs

Sensor ModelMQ-7 carbon monoxide gas sensor module for detecting CO in air.

Target GasBuilt to respond to changes in carbon monoxide concentration for CO monitoring projects.

Platform SupportCompatible with Arduino, Raspberry Pi, and ESP32 development boards.

Primary UsesSuitable for air monitoring, safety alarm, and environmental sensing applications.

Typical EnvironmentsUseful for workshop, garage, exhaust, and indoor air quality experiments.

Project IntegrationWell suited to robotics, home automation, and microcontroller or SBC prototyping.

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