Pro O2 Alarm Oxygen Analyzer


Price on request

SKU: 9611 Categories: ,

Easy to operate, extremely accurate and stable, the Nuvair Pro O2 Alarm is preferred by commercial, military, technical, and advanced recreational divers using Nitrox.

The alarms featured in this model include two audible alarms for High and Low oxygen percentages, and an analog output for shutting down your compressor automatically with optional relay. Our water and impact resistant case is designed for everyday use in the marine environment. To change the battery or sensor, simply unscrew 4 screws and you have easy access to these user changeable components. The Nuvair Pro O2 Alarm analyzer can be placed in line with your compressor during gas production, or used as a standalone unit testing an individual scuba tank or storage cylinders of Nitrox. We offer a wide range of accessories for adapting to compressors and diver BC (buoyancy compensator) power inflators.All Nuvair Pro O2 Alarm units are built and tested in-house, and are ready to use upon receipt. The Nuvair Pro O2 Alarm is designed for inline measurement of oxygen in a mixed gas. Compatible with Nitrox, Heliox and Trimix. (BC flow adapter sold separately.)

Replacement Sensor

Oxygen Sensor Replacement 9507M


  • Maximum Gas Flow Rate: .5-2 liter/min. (~ 1 bar)
  • Display Accuracy: +/- 1%
  • Sensor Type: Electrochemical
  • Expected Cell Life (Room Air & Temp): 24 months
  • Range: 0-100% Oxygen
  • Response Time: less than 12 seconds
  • Operating Temperature: 41° to 86°F (5° to 30°C)
    Will work outside this range with decreased accuracy
  • Storage Temperature: -4° to 122°F (-20° to 50°C)
  • Operating Humidity: 0-100% RH, Non-Condensing
  • Power: 9 Volt battery or 110/230V Li-Ion Option
  • Dimensions (HxWxD): 5 1/2 x 4 x 2in (14 x 10.1 x 5 cm) – Panel Mount
  • Weight: 11 ounces (312 grams) – Panel Mount