ASAIR Oxygen Sensor Model AO-03


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SKU: 1151990


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Brand: ASAIR
Category: Gas and Dust Sensor
Tags: oxygen sensor, ASAIR Sensor

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 The data provided in this document are valid at 20° C, 50% RH and 1013 mbar for 3 months after the manufactured date of sensor. Please strictly follow the instructions for operating the oxygen analyzer and replacing the oxygen sensor.


  1. Linear output from 1 to 25% Vol.
  2. No external power supply
  3. Plug-and-play
  4. Quick response
  5. Accurate and reliable

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Package Includes:

1 x ASAIR Oxygen Sensor Model AO-03

SKU: 1151990 Category: Tags: ,


Product Type

Oxygen Sensor

Output Signal

0.1±0.03 mA in Air

Measurement Range

1~25% Vol. O²

Response Time ( μS)

<15 s (T90)

Operating Temperature Range

0 to 50℃

Operating Pressure Range: Atmospheric


Operating Humidity Range

5-99% RH non-condensing

Shipping Weight 0.017 kg
Shipping Dimensions 9 × 6 × 2 cm
3 Months Warranty

This item is covered with a standard supplier warranty of 3 months from the time of delivery against manufacturing defects only. This is a quality product & only manufacturing defects are covered under this warranty. Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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User Manual

Questions and answers of the customers

    Thank you for your support. Could you please sugg... Read more
  1. 0 votes
    Q Thank you for your support. Could you please suggest suitable I2C interface for this sensor. My ...... Read more answer now
    Asked by k.upendar007 on March 20, 2024 5:58 pm

    There is no any separate I2C interface board is... Read more

  2. How this sensor can be connected to either Arduino... Read more
  3. 0 votes
    Q How this sensor can be connected to either Arduino Uno or Raspberry Pi answer now
    Asked by k.upendar007 on March 19, 2024 6:36 pm

    You cannot directly connect this sensor module ... Read more

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Country Of Origin: China

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