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AlphaSense O2-A3 Oxygen Sensor

O2-A3 oxygen sensor
Regular price $39.00 USD Sale price

Compare at $69.00 USD

POs or wholesale quantity discounts click here

The AlphaSense O2-A3 oxygen sensor is a plug-in replacement sensor for hand-held gas detectors that use an O2-A3 sensor. 

Verify the sensor you are replacing has AlphaSense O2-A3 printed on the side before ordering. Due to our low prices we cannot accept returns for the wrong sensor.

Features

  • 0.1 to 20.9% oxygen sensor
  • Does not require calibration
  • Up to 3 year lifespan
  • Small, compact and maintenance free
  • Measurement Range: 0.1-20.9% Oxygen
  • Output @ 20.9% Oxygen: 60-85 uA
  • Output @ 0% O2: < 2.5 uA
  • Response Time: < 15 sec. t90 (s) from 20.9% to 0%
  • Linearity: 0.6% O2 deviation @ 10%
  • Output drift: < 1% change @ 3 months
  • Operating life: > 36 months until 85% original Output of 20.9%

Electrical/Mechanical

  • Dimensions (sensor): 17.4mm x 20.3mm

Warranty

Customer Reviews

Based on 6 reviews
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K
K.S.
worked good
S
S.M.
replaced my bacharach o2
B
B.S.
Great service
G
G.F.
Replacement Oxygen Sensor
G
G.R.
Nice!

"Swift response and shipment. The product is easy to setup and use. It is just what I was looking for."

- Shima Tomohiro

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