HJP Technology Co., Ltd.

China Manufacturer with main products: Gas Sensor, Semiconductor Sensor, Catalytic Sensor, CH4 Sensor, Co Sensor, Alcohol Sensor, Gas Module, LPG Sensor

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MQ-8 Hydrogen sensor

FOB Price: 1.50 - 2.20 USD/Piece
Supply Ability:
Shipping: Within 2 weeks for 10.000pcs
Payment Terms: T/T
In Stock
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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Henan in China
Packaging Details: 1000pcs per carton or as request

Quick Details

  • Model Number: MQ-8
  • Usage: Gas Sensor
  • Theory: Resistance Sensor
  • Output: Analog Sensor


Product Specifications /Features

MQ-8 gas sensor has high sensitity to Hydrogen. It is with low cost and suitable for different application.
Model No.: MQ-8
Sensor Type: Semiconductor
Standard Encapsulation: Bakelite (Black Bakelite)
Detection Gas: Hydrogen
Concentration: 100-1000ppm Hydrogen (H2)
Circuit Loop Voltage Vc: ≤24V DC
Heater Voltage VH: 5.0V±0.2V AC or DC
Load Resistance RL: Adjustable
Character Heater Resistance RH; 31Ω±3Ω(Room Tem. )
Heater consumption PH: ≤900mW
Sensing Resistance Rs: 2KΩ-20KΩ(in 100ppm NH3 )
Sensitivity S: Rs(in air)/Rs(100ppm NH3)≥5
Slope α: ≤0.6(R100ppm/R50ppm NH3)
Condition: Tem. 20℃±2℃; Humidity 65%±5%RH
Standard test circuit: Vc: 5.0V±0.1V;
VH: 5.0V±0.1V
Preheat time: Over 48 hours

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