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AO-03 Oxygen Sensor
Location: HOME > Gas Sensors > Oxygen Sensor
Technical Parameters
Output Signal
0.1±0.03 mA in Air
Measurement Range 1~25% Vol. O²
Response Time <15 s (T90
Operating Temperature Range  0 to 50℃
Operating Pressure Range
Atmospheric ±20%  
Operating Humidity Range 
5-99% RH non-condensing 
Product manual download
  • Product Details
  • Graphic Details

1.Product Summary

The AO-03 oxygen sensor is an electrochemical sensor for oxygen concentration detection. It adopts a molded body design, and has the advantages of fast response and reliability. The AO-03 oxygen sensor is compact, easy to carry and install, and it is more cost-effective than similar sensors.

2.Application Range

AO-03 oxygen sensor is widely used in the fields of mining, steel manufacturing, petrochemical and air monitoring. For example, it can be integrated into oxygen alarms in mines, air quality detectors and commercial
air purification equipment.

3.Product Characteristics

• Linear output from 1 to 25% Vol.

• No external power supply

• Plug-and-play

• Quick response

• Accurate and reliable

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Contact: Mr. Nicolas Lee


Mobile/WhatsApp:+86 181-2270-2030