The MQ8 Hydrogen Gas Sensor Module is designed for detecting hydrogen (H₂) concentrations in the air. It utilizes a gas-sensitive semiconductor sensor that provides high sensitivity to hydrogen with a fast response and recovery time. This module is widely used in hydrogen leak detection systems, industrial safety applications, and environmental monitoring.

Key Features:

• High sensitivity to hydrogen (H₂)
• Fast response and recovery time
• Stable and long lifespan
• Easy to interface with microcontrollers and development boards
• Analog output signal for easy integration
• Low power consumption

Technical Specifications:

• Detection Range: 100ppm to 10000ppm H₂
• Sensitivity: ≥ 10mV/ppm (H₂)
• Heating Voltage: 5V ± 0.2V (AC or DC)
• Load Resistance: Adjustable
• Preheat Time: 24 hours
• Response Time: ≤ 10 seconds
• Recovery Time: ≤ 30 seconds
• Operating Temperature Range: -20°C to +50°C
• Operating Humidity: ≤ 95% RH
• Power Consumption: ≤ 900mW
• Dimensions: 32mm x 20mm x 22mm
• Weight: 5g

Applications:

• Gas Leak Detection Systems: Used in homes, offices, and industrial environments to detect hydrogen gas leaks.
• Industrial Safety: Ensures safety in industrial settings by monitoring hydrogen levels.
• Environmental Monitoring: Applied in systems that monitor air quality and hydrogen pollution levels.
• Hydrogen Fuel Cells: Used to detect leaks and monitor hydrogen levels in fuel cell applications.
• Smart Home Devices: Integrated into smart home safety systems for hydrogen gas detection.