The MQ-8 Hydrogen Gas Sensor Module is a reliable gas detection sensor designed specifically for hydrogen (H₂) monitoring. It offers fast response, stable performance, and high sensitivity to hydrogen gas while providing low sensitivity to alcohol and LPG. The module includes an onboard LM393 comparator with an adjustable sensitivity potentiometer and both analog and digital outputs for easy interfacing with microcontrollers.

Suitable for DIY electronics, industrial monitoring, laboratory safety, fuel cell systems, and hydrogen leakage alarms, the MQ-8 is an excellent choice for accurate hydrogen gas detection.

Features

• High sensitivity to Hydrogen (H₂) gas
• Analog and digital output
• Adjustable detection threshold
• Fast response and recovery time
• Onboard LM393 comparator
• Power and output status LEDs
• Easy interface with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and other microcontrollers
• Stable and reliable performance
• Compact design for easy installation

Specifications

Detected Gas

• Hydrogen (H₂)

Applications

• Hydrogen Leak Detection
• Fuel Cell Systems
• Industrial Safety Monitoring
• Laboratory Equipment
• Hydrogen Storage Monitoring
• Smart Safety Systems
• Arduino Projects
• ESP32 & ESP8266 Projects
• Raspberry Pi Projects
• IoT Monitoring Systems
• Educational Electronics Projects

Package Includes

• 1 × MQ-8 Hydrogen Gas Sensor Module