MQ3 Alcohol - Ethanol Sensor

MQ3 Alcohol - Ethanol  Sensor
MQ3 Alcohol - Ethanol Sensor
$2.85
  • Stock: In Stock
  • Product Code: S030.MQ3.
  • Weight: 1.00

MQ3 Alcohol - Ethanol Sensor

The MQ3 Alcohol-Ethanol Sensor is a high-quality sensor designed to detect alcohol concentration in the air. It is ideal for use in a variety of applications, including breathalyzers, alcohol detection systems, and safety devices.

Key Features

  • High sensitivity to alcohol and small sensitivity to benzine.
  • Fast response and recovery characteristics.
  • Stable and long life.
  • Simple drive circuit.

Technical Specifications

  • Operating Voltage: 5V
  • Detection Range: 10ppm-1000ppm Alcohol
  • Heater resistance: 31Ω±3Ω
  • Heating consumption: <1.5W
  • Preheat time: Over 24 hours

Possible Applications

  • Alcohol Detection Systems: The sensor can be used in devices designed to detect the presence of alcohol in the air, such as breathalyzers.
  • Safety Devices: It can be integrated into safety devices that alert users when alcohol levels exceed a certain limit.
  • Industrial Monitoring: The sensor can be used in industrial settings to monitor alcohol levels in the environment, ensuring worker safety.


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