Vibration Sensor Module SW-420 – Best for Motion & Shock Detection
Rs. 35.00
Rs. 70.00
PN532 NFC RFID Reader-Writer Module V3 Kit
Rs. 385.00
Rs. 960.00
Finger Detection Heartbeat Sensor Module KY-039
Rs. 31.00
Rs. 70.00
ADXL345 Triple Axis Accelerometer Module - High Resolution Sensor
Rs. 110.00
Rs. 280.00
Magic Light Cup Module with Mercury Tilt Switch
Rs. 35.00
Rs. 90.00
20A Current Sensor Module ACS712 - Hall Effect Sensor
Rs. 94.00
Rs. 240.00
RC522 RFID Reader/Writer Module with RFID Card and Tag
Rs. 96.00
Rs. 240.00
DHT11 Temperature And Humidity Sensor Module with LED
Rs. 66.00
Rs. 170.00
DHT11 Sensor Temperature And Humidity Module with Cable
Rs. 66.00
Rs. 170.00
DHT11 Sensor Digital Humidity and Temperature Module
Rs. 66.00
Rs. 170.00
MAX30102 Pulse Oximeter Heart-Rate Sensor Module I2C Interface
Rs. 118.00
Rs. 300.00
Digital Display Board for Ultrasonic Sensor HC-SR04
Rs. 355.00
Rs. 890.00
GY-271 HMC5883L 3-axis Electronic Compass Module
Rs. 130.00
Rs. 330.00
PIR Motion Sensor Detector Module HC-SR501
Rs. 59.00
Rs. 150.00
LDR Module Photosensitive Light-Dependent Resistive Sensor 4-Pin
Rs. 36.00
Rs. 70.00
Water Flow Sensor YFS401 Flowmeter 0.3-6L/min | Water Flow Transmitter
Rs. 236.00
Rs. 590.00
R307 Optical Fingerprint Sensor | UART Fingerprint Reader
Rs. 895.00
Rs. 2,230.00
P35 Float Switch - Float Sensor Switch for Water Level Controller
Rs. 83.00
Rs. 210.00
Soil Moisture Sensor Relay Control Module 12V – DIY Automation for Gardening
Rs. 140.00
Rs. 330.00
TSOP 1838 IR Receiver Module – Reliable IR Signal Detection
Rs. 31.00
Rs. 80.00
DHT11 Sensor - Digital Temperature And Humidity Sensor
Rs. 58.00
Rs. 150.00
10 AMP Self Mount Current Transformer - Accurate & Compact
Rs. 45.00
Rs. 80.00
Force Sensitive Resistor FSR402 12.7mm
Rs. 212.00
Rs. 530.00
TCRT5000 IR Reflex Tracking Sensor Module
Rs. 35.00
Rs. 90.00
Door Window Magnetic Switch Wired Sensor | MC-38 Home Security Alarm Sensor
Rs. 32.00
Rs. 37.00
HC-SR04 Ultrasonic Sensor - Affordable Range Finder
Rs. 57.00
Rs. 65.00
HX711 Dual-Channel 24 Bit Precision A/D Converter | Load Cell Amplifier
Rs. 40.00
Rs. 60.00
RFID Card 13.56MHz Contactless 5 Pcs
Rs. 37.00
Rs. 49.00
DS18B20 Waterproof Temperature Probe – 1m Original Chip
Rs. 89.00
Rs. 130.00
DS18B20 Water Proof Temperature Sensor Probe - 1 meter
Rs. 53.00
Rs. 59.00
Infrared Obstacle Avoidance IR Sensor Module - Active Low
Rs. 25.00
Rs. 35.00
Sound Sensor Module - LM393 Sound Detection Sensor for Arduino
Rs. 51.00
Rs. 58.00
Broken Light Module Photo Interrupter Sensor
Rs. 36.00
Rs. 54.00
Tilt Sensor Vibration Alarm Switch Module for Arduino
Rs. 42.00
Rs. 50.00
2 Channel Tilt Sensor Module for Accurate Tilt Detection
Rs. 161.00
Rs. 226.00
TCRT5000 IR Sensor Module for Line Tracking Robots
Rs. 47.00
Rs. 53.00
DS18B20 Temperature Sensor Module - Digital Temperature Sensor
Rs. 76.00
Rs. 93.00
Raindrops Detection Sensor Module for Weather Monitoring
Rs. 53.00
Rs. 73.00
3 Pin NTC Thermistor Temperature Sensor Module
Rs. 37.00
Rs. 42.00
4PIN NTC Thermistor Temperature Sensor Module - Ideal Temperature Sensor
Rs. 39.00
Rs. 55.00
Linear Magnetic Hall Sensor with Adjustable Sensitivity
Rs. 40.00
Rs. 45.00
Water Level Sensor for Arduino - Accurate Water Depth Detection
Rs. 20.00
Rs. 27.00
Arduino Sound Sensor Module - Sensitive Microphone Sensor
Rs. 36.00
Rs. 40.00
LDR Module - Digital Light Sensor Module for Arduino
Rs. 28.00
Rs. 32.00
Flame Sensor - Arduino Fire Detector Module
Rs. 33.00
Rs. 47.00
BMP180 Digital Barometric Pressure Sensor Module
Rs. 39.00
Rs. 49.00
RFID Card 125KHz - 5Pcs Pack
Rs. 72.00
Rs. 92.00
13.56MHz RFID Tag Keychain - 2pcs | Radio Frequency Identification RFID Chip
Rs. 40.00
Rs. 50.00
RC522 RFID Module 13.56MHz Card Reader
Rs. 91.00
Rs. 121.00
Vibration Sensor Module SW-420 – Best for Motion & Shock Detection
Rs. 35.00
Rs. 70.00
PN532 NFC RFID Reader-Writer Module V3 Kit
Rs. 385.00
Rs. 960.00
Finger Detection Heartbeat Sensor Module KY-039
Rs. 31.00
Rs. 70.00
ADXL345 Triple Axis Accelerometer Module - High Resolution Sensor
Rs. 110.00
Rs. 280.00
Magic Light Cup Module with Mercury Tilt Switch
Rs. 35.00
Rs. 90.00
20A Current Sensor Module ACS712 - Hall Effect Sensor
Rs. 94.00
Rs. 240.00
RC522 RFID Reader/Writer Module with RFID Card and Tag
Rs. 96.00
Rs. 240.00
DHT11 Temperature And Humidity Sensor Module with LED
Rs. 66.00
Rs. 170.00
DHT11 Sensor Temperature And Humidity Module with Cable
Rs. 66.00
Rs. 170.00
DHT11 Sensor Digital Humidity and Temperature Module
Rs. 66.00
Rs. 170.00
MAX30102 Pulse Oximeter Heart-Rate Sensor Module I2C Interface
Rs. 118.00
Rs. 300.00
Digital Display Board for Ultrasonic Sensor HC-SR04
Rs. 355.00
Rs. 890.00
GY-271 HMC5883L 3-axis Electronic Compass Module
Rs. 130.00
Rs. 330.00
PIR Motion Sensor Detector Module HC-SR501
Rs. 59.00
Rs. 150.00
LDR Module Photosensitive Light-Dependent Resistive Sensor 4-Pin
Rs. 36.00
Rs. 70.00
Water Flow Sensor YFS401 Flowmeter 0.3-6L/min | Water Flow Transmitter
Rs. 236.00
Rs. 590.00
R307 Optical Fingerprint Sensor | UART Fingerprint Reader
Rs. 895.00
Rs. 2,230.00
P35 Float Switch - Float Sensor Switch for Water Level Controller
Rs. 83.00
Rs. 210.00
Soil Moisture Sensor Relay Control Module 12V – DIY Automation for Gardening
Rs. 140.00
Rs. 330.00
TSOP 1838 IR Receiver Module – Reliable IR Signal Detection
Rs. 31.00
Rs. 80.00
DHT11 Sensor - Digital Temperature And Humidity Sensor
Rs. 58.00
Rs. 150.00
10 AMP Self Mount Current Transformer - Accurate & Compact
Rs. 45.00
Rs. 80.00
Force Sensitive Resistor FSR402 12.7mm
Rs. 212.00
Rs. 530.00
TCRT5000 IR Reflex Tracking Sensor Module
Rs. 35.00
Rs. 90.00
Door Window Magnetic Switch Wired Sensor | MC-38 Home Security Alarm Sensor
Rs. 32.00
Rs. 37.00
HC-SR04 Ultrasonic Sensor - Affordable Range Finder
Rs. 57.00
Rs. 65.00
HX711 Dual-Channel 24 Bit Precision A/D Converter | Load Cell Amplifier
Rs. 40.00
Rs. 60.00
RFID Card 13.56MHz Contactless 5 Pcs
Rs. 37.00
Rs. 49.00
DS18B20 Waterproof Temperature Probe – 1m Original Chip
Rs. 89.00
Rs. 130.00
DS18B20 Water Proof Temperature Sensor Probe - 1 meter
Rs. 53.00
Rs. 59.00
Infrared Obstacle Avoidance IR Sensor Module - Active Low
Rs. 25.00
Rs. 35.00
Sound Sensor Module - LM393 Sound Detection Sensor for Arduino
Rs. 51.00
Rs. 58.00
Broken Light Module Photo Interrupter Sensor
Rs. 36.00
Rs. 54.00
Tilt Sensor Vibration Alarm Switch Module for Arduino
Rs. 42.00
Rs. 50.00
2 Channel Tilt Sensor Module for Accurate Tilt Detection
Rs. 161.00
Rs. 226.00
TCRT5000 IR Sensor Module for Line Tracking Robots
Rs. 47.00
Rs. 53.00
DS18B20 Temperature Sensor Module - Digital Temperature Sensor
Rs. 76.00
Rs. 93.00
Raindrops Detection Sensor Module for Weather Monitoring
Rs. 53.00
Rs. 73.00
3 Pin NTC Thermistor Temperature Sensor Module
Rs. 37.00
Rs. 42.00
4PIN NTC Thermistor Temperature Sensor Module - Ideal Temperature Sensor
Rs. 39.00
Rs. 55.00
Linear Magnetic Hall Sensor with Adjustable Sensitivity
Rs. 40.00
Rs. 45.00
Water Level Sensor for Arduino - Accurate Water Depth Detection
Rs. 20.00
Rs. 27.00
Arduino Sound Sensor Module - Sensitive Microphone Sensor
Rs. 36.00
Rs. 40.00
LDR Module - Digital Light Sensor Module for Arduino
Rs. 28.00
Rs. 32.00
Flame Sensor - Arduino Fire Detector Module
Rs. 33.00
Rs. 47.00
BMP180 Digital Barometric Pressure Sensor Module
Rs. 39.00
Rs. 49.00
RFID Card 125KHz - 5Pcs Pack
Rs. 72.00
Rs. 92.00
13.56MHz RFID Tag Keychain - 2pcs | Radio Frequency Identification RFID Chip
Rs. 40.00
Rs. 50.00
RC522 RFID Module 13.56MHz Card Reader
Rs. 91.00
Rs. 121.00
- Home
- Sensors Modules
- MQ-8 Hydrogen Gas Sensor Module - H2 Detection Module
Description
MQ-8 Hydrogen Gas Sensor Module H2 Alarm Detection is an advanced hydrogen sensor designed to effectively monitor hydrogen gas leaks for industrial and home safety. Utilizing tin oxide for its high sensitivity, this hydrogen detection system quickly detects gas concentration changes with low power consumption. Reliable and interference-free operation ensures that this hydrogen leak detector provides accurate results in various environments.
Key Features - MQ-8 Hydrogen Gas Sensor Module H2 Alarm Detection
- High sensitivity to hydrogen gas
- Rapid response time
- Long life and stable output
- Low cost with reliable output
- Interference-free operation with ethanol and CO
- Easy to interface with microcontrollers
- TTL and analog output signals
- Easy to use with simple circuitry
Applications
This versatile hydrogen gas sensor is essential for hydrogen leak detection in industrial settings, enhancing safety measures in hydrogen power plants, and monitoring hydrogen gas in labs. It's a reliable hydrogen gas detector for battery rooms, home safety systems, and automation solutions, ensuring environmental safety and gas leak prevention effectively.
Technical Specifications
| Product Specification | Value |
| Item Type | Gas Sensor |
| Detection Gas | Hydrogen |
| Detection Range | 100 ppm to 1000 ppm (parts per million) |
| Power Supply | 5 V |
| Current Consumption | 150 mA |
| Preheat Time | 20 seconds |
| Ao Output | 0.1-0.3 V (Relative to Pollution) |
| Do Output | TTL digital 0 and 1 (0.1 and 5V) |
How to Use - MQ-8 Hydrogen Gas Sensor Module H2 Alarm Detection
- Connect the sensor to a 5V DC power source.
- Interface the analog output (Ao) and digital output (Do) to a microcontroller or a relay module for monitoring.
- Allow a warm-up time of about 20 seconds to ensure stable readings.
- Place the sensor in the environment where hydrogen detection is required.
- Monitor output for TTL signals (Low indicates higher presence of hydrogen).
- Use the analog output for detailed gas concentration analysis.
Package Includes
1 x MQ-8 Hydrogen Gas Sensor Module H2 Alarm Detection
Additional Resources
Download DatasheetLearn more about hydrogen_sensor
Explore our sensors-modules Collection
Video Tutorials
Specification
| Product Specification | Value |
|---|---|
| Item Type | Gas Sensor |
| Operating Voltage (V) | 5 |
| Current Consumption (mA) | 150 |
| Ao Output | 0.1-0.3 V (Relative to Pollution) |
| Do Output | TTL digital 0 and 1 (0.1 and 5V) |
| Length (mm) | 32 |
| Width (mm) | 20 |
| Height (mm) | 21.5 |
| Weight (g) | 7 |
| Shipping Weight | 10 g |
| Shipping Dimensions | 50x50x40 mm |
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