Handheld O2 Monitors - AII-3000-MD

For Oxygen Measurement in Welding and Scuba Diving

Key features

  • 0 to 100% O2 measurement range
  • Audible and Visual HI-LO Alarm Feature (LO 15%-99%, HI 16-100%)
  • Menu driven electronics
  • Auto Diagnostics
  • Long sensor life up to 60 months (AII-3000) (in air at 25°C and 1 atmosphere)
  • Battery life up to 1,200 hours of continuous use
  • Fast response time of T90 in <10 seconds
  • Large backlit LCD for easy viewing

  • Accessories available to purchase below


The AII-3000 is a handheld oxygen analyzer that provides a very easy way to verify oxygen levels. For use in personnel safety, area monitoring, checking breathing air tanks, checking tanks intended for scuba diving, confirming O2 levels prior to welding.


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