Product category
O2 Sensors for Scuba Diving
Applied Sensing Technologies (AST) offers a wide range of O2 Sensors for Scuba Diving. Because diving environments are demanding, these sensors deliver fast response, stable output, and dependable performance. In scuba diving, oxygen sensors play a critical role in maintaining proper PO₂ levels. Therefore, accuracy and reliability are essential for diver safety.
Applied Sensing Technologies (AST) offers a wide range of O2 Sensors for Scuba Diving. Because diving environments are demanding, these sensors deliver fast response, stable output, and dependable performance.
Reliable Performance for Life-Support Applications
In scuba diving, oxygen sensors play a critical role in maintaining proper PO₂ levels. Therefore, accuracy and reliability are essential for diver safety.
Accordingly, AST O2 Sensors for Scuba Diving provide precise and consistent measurements. In addition, stable electrochemical technology ensures reliable PO₂ monitoring in both rebreathers and analyzers. As a result, divers can maintain safe breathing gas mixtures throughout their dives.
Direct Replacement Compatibility
To simplify maintenance, AST designs sensors as direct replacements for many common systems. Consequently, users can install them easily without modifying existing equipment.
For example, compatible models include:
Teledyne Analytical Instruments – R-22D, R-22S, R-17D, R33S, R33S1, R33D, R33D1
Analox – 9100-9212-5A/5AD, 9100-9212-94, 9100-0220-9B, 9121-0
Nuvair – UBS O₂ Stick, Model 9510, Model 9507
Vandagraph – R-17VAN, VN202
Analytical Industries Inc. – PSR-11-39-MD, PSR-11-39JD, AII-11-60, AII-11-75D, AII-11-75-PO2-D
Furthermore, AST supports many additional models, offering greater flexibility across platforms.
Proven O2 Sensor Technology
At the core of each sensor is an electrochemical micro fuel cell designed specifically for oxygen detection. Moreover, AST designs and manufactures these sensors in the USA. Therefore, users benefit from consistent quality and reliable performance.
In summary, AST scuba diving O₂ sensors combine accuracy, reliability, and compatibility. As a result, they support safe and confident oxygen monitoring in critical diving applications.
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O2 Sensors for Scuba Diving
AST-17E Scuba Diving Oxygen Sensor Replaces NUVAIR 9506 and Teledyne R-17S1 O2 Sensor
View productAST-17E scuba diving oxygen sensor, replaces NUVAIR 9506 and Teledyne Class R17S1, used in Nuvair Pro O2 (external Sensor, high output). AST-17E scuba diving oxygen sensor also replaces and Teledyne…
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O2 Sensors for Scuba Diving
AST-17D Scuba Diving O2 Sensor – Replaces Teledyne Class R-17D
View productModel AST-17D scuba diving O2 sensor replaces Teledyne ClassnR-17D and R-17S, AII Model PSR-11-39-JD, Vandagraph R-17VAN and Nuvair 9507 O2 sensors. The AST-17D scuba diving O2 sensor is a galvanic…
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O2 Sensors for Scuba Diving
AST-22D diving oxygen sensor – Replaces Teledyne R-22D, R-22S, PSR-11-917-MD
View productAST-22D diving oxygen sensor replaces Teledyne Class R-22D and R-22S diving oxygen sensors. AST-22D also replaces AII Model PSR-11-39-MD, PSR-11-39-rEvo, City Technology CT-1 and CT-12 diving oxygen sensors. This sensor…
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O2 Sensors for Scuba Diving
AST-14D Oxygen Sensor for Scuba Diving
View productAST-14D Oxygen Sensor for scuba diving, is a replacement to AP Diving Model APD14 O2 sensor. It fits in Inspiration, Evolution, XCCR and Flex rebreathers. It also replaces PSR-11-39-SMB O2…
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O2 Sensors for Scuba Diving
AST-14D1 Oxygen sensor for SF2 and Titan rebreathers – Replacement to PSR-11-39-XD O2 sensor
View productAST-14D1 Oxygen Sensor for SF2 ECCR and Titan Rebreathers. Its a replacement to SF2 Cell, AII-11-39-XD, NRC International D-11K O2 sensors. Electrical connection-female COAX SMB connector. AST utilizes proprietary electrolyte…
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O2 Sensors for Scuba Diving
AST-14D2 Diving Oxygen Sensor for JJ-CCR Rebreather
View productAST-14D2 diving oxygen sensor FOR JJ-CCR Rebreather. It also replaces JJ-CCR oxygen sensor and PSR-11-39-JJ O2 sensor. Sensor has the female SMB connector on cable. 40 months life in air….
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O2 Sensors for Scuba Diving
AST-60D % Oxygen Sensor – Replaces AII-11-60 Oxygen Sensor
View productAST-60D oxygen sensor replaces AII model AII-60D oxygen sensor. AST-60D is a galvanic type micro fuel cell specific to oxygen, is a drop-in replacement to AII-11-60-IND, AII-11-60-HC and AII-11-60-D oxygen…
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O2 Sensors for Scuba Diving
AST-75D Oxygen Sensor – Replaces AII-11-75D Sensor
View productAST-75D oxygen sensor, a galvanic type micro fuel cell specific to oxygen, replaces AII Model AII-11-75D oxygen sensor used in AII 4001 Trimix analyzer. AST-75D oxygen sensor offers 60 months…
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% O2 Sensors - Automotive Exhaust Measurement, O2 Sensors for Scuba Diving
AST-75D-PO2+ Replaces 1-16-1013-00-2 Neutronics/Bacharach O2 Sensor
View productAST-75D-PO2+ Replaces 1-16-1013-002 Neutronics/Bacharach percent oxygen sensor, also referred to as Refrigerant Identifier YF Air Sensor. AST-75D-PO2+ is used in refrigerant recovery units by Robinair, CPS Part Number RIXOS. AST-75D-PO2+…
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O2 Sensors for Scuba Diving
AST-75D-PO2 Oxygen Sensor – Replaces AII-11-75-PO2-D Oxygen Sensor
View productAST-75D-PO2 Oxygen Sensor replaces AII Model AII-11-75-PO2 and AII-11-75-PO2-D sensors used in Palm O2 analyzer. AST-75D-PO2 oxygen sensor is mounted internal to the analyzer. For external sensor, use AST-75D-PO2R. The…
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O2 Sensors for Scuba Diving
AST-40D %O2 sensor Replaces Analox 9100-9220-9B for O2EII and O2EII Pro Analyzers
View productAST-40D % O2 sensor Replacement to Analox 9100-9220-9B O2 sensor for O2EII and O2EII Pro analyzers. AST-40D % O2 sensor is the perfect choice offered as a drop-in replacement by…
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O2 Sensors for Scuba Diving
AST-45D %O2 Sensor Replaces Analox 9100-9212-5A/5AD O2 Sensor
View productAST-45D %O2 sensor replaces Analox Model 9100-9212-5A/5AD, AII Model PSR-11-37-D3 and IT Gambert D-08. This sensor fits in Analox Mini O2 and Analox Mini O2-II analyzers. AST-45D %O2 sensor can…










