Oxygen Analyzers , Oxygen Sensors, Helium Analyzers,... | Analytical Industries | Maxtec | Scuba Center has been selling quality scuba diving and snorkeling equipment since 1973. You will find a wide selection of scuba and snorkeling equipment at both our Minneapolis and Eagan, Minnesota locations.


Scuba Center is a SAM ( formerly CCR ) registered supplier for the United States Government.  Our customers include: U.S. Coast Guard, U.S. Navy, U.S. Federal Government Agencies, Law Enforcement Agencies, Search and Rescue (SAR) Teams, Fire Departments, State and Local Government agencies, Commercial Diving Companies, School Districts, Television and Movie production companies, and many others.
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Gas Analyzers and Sensors
Analytical Industries
Since Analytical Industries supplied their first diving oxygen sensors to the U.S. Navy in 1998, they have developed and extended their range. Today, they are proud to be the preferred supplier of O2 sensors to some of the most reputable rebreather manufacturers throughout the world. Analytical Industries are known worldwide for the quality and performance of their galvanic oxygen sensors for trace (parts per million) and percentage measurements. Their advanced sensor technology provides excellent performance, accuracy and stability as well as fast recovery from exposure to air. Users of Aii galvanic oxygen sensors benefit from an extended sensor life, resulting in minimal maintenance.

Analytical Industries Palm O2 D Oxygen Analyzer 

Analytical Industries Palm O2 D Oxygen Analyzer


Palm size portable nitrox analyzer measures O2 concentrations from 0.05% to 100%. Features an advanced galvanic oxygen sensor, a 32 month operating life with no maintenance required, 13,000 hours of battery use, and a wide variety of optional accessories that make it an ideal cost effective choice for checking O2 levels of compressed air scuba tanks and Nitrox mixes.

  • Easy user interface... one touch controls
  • Simple to use... accurate reliable results
  • One touch calibration... 100% O2 or air
  • Long battery life... 13,000 hrs of use
  • Advanced sensor technology
  • State of the art electronics
  • Standard Dome Adapter Included
  • Warranty: 12 months analyzer; 12 months sensor

Analytical Industries Palm O2 D Oxygen Analyzer

Price: $270.00   add Analytical Industries Palm O2 D Oxygen Analyzer to cart

Analytical Industries 4001 Trimix Analyzer 

Analytical Industries 4001 Trimix Analyzer


The most advanced and easy to use trimix analyzer on the market. This unique device is a must have part of any pre-dive checklist... Proprietary software, environmental sensor and a large backlit LCD enable users to obtain the most accurate calibration possible with a single touch, eliminating errors related to charts and knobs. Additional information including MOD at PP02 of 1.4 ATA is well laid out and informative.

  • The Oxygen value is compensated for temperature, barometric pressure and relative humidity.
  • The Helium value is compensated for differences in the thermal conductivity of Oxygen and Nitrogen enabling the analyzer to precisely measure any combination of Helium, Oxygen and Nitrogen.
  • Imperial or Metric units at a touch
  • Rechargeable battery powers the AII 4001 for 16 hours of continuous use.
  • 9V DC power adapter 110/220 VAC is included, charges battery in 2 hours. Adapter can safely remain connected for bench top operation

Special order. Please allow additional lead time.

Case Included

Price: $925.00   add Analytical Industries Trumix 4001 Trimix Analyzer to cart


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While these are excellent reference materials, in no way should this information be considered a replacement for proper training for the specific type of diving in which you plan to participate.