M-03 Medical Oxygen Sensor

Electrochemical O₂ Measuring Cell for Clinical Ventilation Systems

The M-03 Medical Oxygen Sensor is a precision-engineered electrochemical sensor designed for reliable oxygen concentration measurement in medical ventilators, anesthesia machines, and oxygen monitoring devices. With rapid response time and stable signal performance, the M-03 supports routine one-point calibration and ensures consistent data delivery throughout its operational lifecycle.

Technical Specifications:

• Sensor Type: Electrochemical oxygen sensor
• Calibration: One-point calibration required
• Expected Lifetime: 1,000,000 %O2 hours
• Operating Temperature Range: 0 °C to +50 °C
• Storage Temperature Range: -20 °C to +50 °C
• Operating Humidity Range: 0 to 99 %RH (non-condensing)
• Response Time (T90): <15 seconds
• Measurement Range: 0 to 100 %O2
• Signal Output: 9.0 to 13.0 mV in air
• Connector Type: 3-pin Molex
• Cable: Shielded cable with Molex connector
• Dimensions: 30 mm diameter x 21 mm height
• Weight: 27 g

Device Compatibility:

The M-03 oxygen sensor is compatible with a range of medical devices that accept 3-pin Molex-connected electrochemical sensors and meet the listed performance parameters.

The M-03 Medical Oxygen Sensor supports a wide range of devices including Airshields® (Dräger) 6735142, Alpha Med® R-17, BCI® R-17, BMD® 10006, and Dameca® Alphamed. Compatibility also includes Datex-Engstrom® Erica and Elvira, EnviteC® (Honeywell) OOM202-1, EnviteC® OOM103-1, F. Stephan® Christina 1107600009 Vent., and Fluke® systems VT mobile, VT305, and 4281611.

Additional supported devices include Hamilton® HM-11, Hudson® 5567 and V-11, IMT® Citrex H4/5, 302.161, and 304.555, as well as Invivo® models 9445 sensor, Precess 3160, Millenia 3500, and 3155A. The sensor also integrates with IT-Gambert® M-03, Kontron® ABT5100, Maxtec® Max-13 (CAG13), and MSA® MiniOx I, II, III (406931).

Further compatibility includes Ohmeda® (GE®) Erica and Elvira (oxygen sensor 6051-0000-217), Oxitron® 3310, Philips® Criterion and Esprit, and Puritan Bennett® 7820/7200 Vent, PB850 (4-020933-00). The M-03 sensor also works with SIARE® Morpheo and Perseo, Taema® Eole and Cesar, Teledyne® R-41V, Vascular Technology® 100580, Ventrex® V-11/A, and VTI® models 101372 and 100352.

Key Features:

• Fast T90 response time under 15 seconds
• Wide temperature and humidity operating range
• Extended sensor life expectancy (1,000,000 %O2 hours)
• Stable and precise signal output
• Integrated shielded cable with standard Molex connector
• Measurement capability from 0 to 100 %O2
• Low-maintenance design with simple calibration process

Download the M-03 Complete Specifications Sheet

Download the M-03 Material Safety Data Sheet