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Industrial Oxygen Analyzers
The Maxtec line-up of industrial oxygen analyzers offer the convenience and portability you desire. Best of all, our analyzers feature simple calibration, low maintenance and are built to survive the abuse they will take in the industrial environment.
Handi+ Industrial
OM-25A
OM-25AE
OM-25ME
OM-25MEL
Handi N2
MaxN2+ Nitrogen
OM-25RME
OM-25RMEi
TireCheck Adapter
Handi+ Industrial
Part Number: R218P15
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24 month warranty
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The Handi+ is everything it's always been and more! Maxtec has improved the Handi O2 analyzer to better meet your needs for oxygen analysis. The simple to use, one-touch calibration button, new overmold and calibration reminder combined with the traditional 2 year warranty, auto-off and size make it the best of its class. This product is great for spot-checking O2 percentage in various industrial applications.
- New and improved one-touch calibration button
- Overmold for extra protection
- Small, convenient and portable
- Auto-off
Available Accessories
Blue indicates accessory comes standard with purchase.
15mm Tee Adapter
[ RP16P02 ]
Barbed Adapter w/tubing
[ R207P17 ]
Flow Diverter
[ R110P10 ]
Lanyard
[ R213P92 ]
Handi+ Rubber Cover
[ R218P09 ]
OM-25A
Part Number: R213P15
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24 month warranty
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A gold standard in our O2 analyzer line up, this model has the sensor inside the analyzer. When attached to the tubing, checking oxygen concentrators for O2 percentage accuracy is done quickly and with ease.
- 24 month warranty on both the analyzer and the sensor
- Internal MAX-250 Long Life Sensor
- Large display for easy reading
- Long life battery (3,000 hrs on 2 AA batteries)
Available Accessories
Blue indicates accessory comes standard with purchase.
15mm Tee Adapter
[ RP16P02 ]
Flow Diverter
[ R110P10 ]
Carrying Case
[ R213P02 ]
OM-25A Sensor
[ R125P01-002 ]
Dovetail Assembly
[ R212P95-005 ]
Wall Mount
[ R205P86 ]
Pole Mount
[ R206P75 ]
Pole Mount 1"
[ R206P01 ]
Rail Mount
[ R100P10 ]![]()
Accessory Hook for Pole Mount & Rail Mount
[ R200P03 ]
Perfusion Adapter
[ R103P90 ]
Oscillator Bracket
[R102P10]
OM-25AE
Part Number: R213P10
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24 month warranty
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The OM-25AE is best used anywhere an inline analyzer is needed, when alarms are not deemed important. It is especially useful in conjunction with older ventilators or oscillators.
- 24 month warranty on both the analyzer and the sensor
- External MAX-250E Long Life Sensor
- Large display for easy reading
- Long battery life (3,000 hrs on 2 AA batteries)
Available Accessories
Blue indicates accessory comes standard with purchase.
15mm Tee Adapter
[ RP16P02 ]
Flow Diverter
[ R110P10 ]
Carrying Case
[ R213P02 ]
Wall Mount
[ R205P86 ]
Dovetail Assembly
[ R212P95-005 ]
Pole Mount
[ R206P75 ]
Pole Mount 1"
[ R206P01 ]
Rail Mount
[ R100P10 ]![]()
Accessory Hook for Pole Mount & Rail Mount
[ R200P03 ]
OM-25AE Replacement Sensor
[ R125P03-002 ]
Max-250esf Fast Response Sensor
[ R115P85 ]
Perfusion Adapter
[ R103P90 ]
Oscillator Bracket
[R102P10]
OM-25ME
Part Number: R213P05
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24 month warranty
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The OM-25ME is for use anywhere high/low limit alarms are deemed important. It is great for use in-line with older ventilators, or delivering O2 in conjunction with a blender or heart lung machine.
- Easily mounts to a ventilator, I.V. pole, or on the wall
- External MAX-250E Long Life Sensor
- Large display for easy reading
- Long battery life (3,000 hrs on 2 AA batteries)
- 18% to 99% alarm limits
Available Accessories
Blue indicates accessory comes standard with purchase.
15mm Tee Adapter
[ RP16P02 ]
Flow Diverter
[ R110P10 ]
Carrying Case
[ R213P02 ]
Wall Mount
[ R205P86 ]
Dovetail Assembly
[ R212P95-005 ]
Pole Mount
[ R206P75 ]
Pole Mount 1"
[ R206P01 ]
Rail Mount
[ R100P10 ]![]()
Accessory Hook for Pole Mount & Rail Mount
[ R200P03 ]
OM-25ME Replacement Sensor
[ R125P03-002 ]
Max-250esf Fast Response Sensor
[ R115P85 ]
Perfusion Adapter
[ R103P90 ]
Oscillator Bracket
[R102P10]
OM-25MEL
Part Number: R213P65
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24 month warranty
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The OM-25MEL is for use anywhere high/low limit alarms are deemed important. It is great for use in-line with older vents or delivering O2 in the NICU to an incubator or hood or also in conjunction with a blender or heart lung machine.
- Easily mounts to a ventilator, I.V. pole, or on the wall
- External MAX-250E Long Life Sensor
- Large display for easy reading
- Long battery life (3,000 hrs on 2 AA batteries)
- 15% to 99% alarm limits
Available Accessories
Blue indicates accessory comes standard with purchase.
15mm Tee Adapter
[ RP16P02 ]
Flow Diverter
[ R110P10 ]
Carrying Case
[ R213P02 ]
Wall Mount
[ R205P86 ]
Dovetail Assembly
[ R212P95-005 ]
Pole Mount
[ R206P75 ]
Pole Mount 1"
[ R206P01 ]
Rail Mount
[ R100P10 ]
Accessory Hook
[ R200P03 ]
Max-250E Sensor
[ R125P03-002 ]
Max-250esf Fast Response Sensor
[ R115P85 ]
Perfusion Adapter
[ R103P90 ]
Oscillator Bracket
[R102P10]
Handi N2
Part Number: R218P05
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24 month warranty
The N2 Handi was designed to be maintenance free and disposable at the end of the sensor life. This analyzer is great for spot-checking N2 percentage in industrial and automotive applications.
- Durable N2 analyzer
- One button calibration
- 24 month warranty
- Auto-off with Low Battery Indicator
- Excellent for checking nitrogen purity in tires
Available Accessories
Blue indicates accessory comes standard with purchase.
Barbed Adapter w/tubing
[ R207P17 ]
TireCheck Adapter
[ R218P18 ]
Max N2+ Nitrogen Analyzer
Part Number: See below
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24 month warranty
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The Max N2+ Nitrogen Analyzer was designed with you in mind. This analyzer is the most affordable analyzer of its class. Its uncompromised reliability and splash resistant design makes it an excellent solution for nitrogen analysis in any application. This analyzer is also available with an external sensor for wall-mount applications as well as with a fast-response Max-250ESFi sensor (see part numbers below).
- Durable N2 analyzer
- One-button calibration
- 5,000+ hours operation on 2 AA batteries
- Easy one touch calibration
- Patented ergonomic design fits comfortably in your hand
- Excellent for checking nitrogen purity in tires
Part Numbers
- N2+A Nitrogen (Internal Sensor)
- R217P67
- N2+AE Nitrogen Nitrogen (External Sensor)
- R217P66
- N2+A Fast Response
- R217P65
Available Accessories
Blue indicates accessory comes standard with purchase.

15mm Tee Adapter
[ RP16P02 ]
Flow Diverter
[ R110P10 ]
Barbed Adapter w/tubing
[ R207P17 ]
Replacement MaxO2+ Sensor
[ R125P02-011 ]
Lanyard
[ RP76P06 ]
Tight Fit Case
[ R217P32 ]
Belt Clip Assembly
[ R217P22]
Dovetail Assembly
[ R217P23 ]
Pole Mount
[ R206P75 ]
Pole Mount 1"
[ R206P01 ]
Rail Mount
[ R100P10 ]
Wall Mount
[ R205P86 ]
Accessory Hook for Pole Mount & Rail Mount
[ R200P03 ]
FlowCheck
[ R217P18 ]
TireCheck Adapter
[ R218P18 ]
OM-25RME
Part Number: R213P13-001
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24 month warranty
The OM-25RME was designed to give users the ability to monitor and record output measurements of gas under analysis in industrial applications.
- Alarm (0-99%)
- External sensor included
- Recording output capabilities
(Approved for Industrial applications only)
Available Accessories
Blue indicates accessory comes standard with purchase.

Barbed Adapter w/tubing
[ R207P17 ]
OM-25RMEi
Part Number: R213P13-002
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24 month warranty
The OM-25RMEi was designed to give users the ability to monitor and record output measurements of gas under analysis in industrial applications.
- Oxygen monitoring system
- Terminal Interface Enclosure provides Alarm Relay outputs
- RS-232 digital output and 0-1V analog output
(Approved for Industrial applications only)
Available Accessories
Blue indicates accessory comes standard with purchase.

Barbed Adapter w/tubing
[ R207P17 ]
TireCheck
Part Number: R218P18
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The new TireCheck tire adapter works in conjunction with the Maxtec Handi N2 and Max N2+ nitrogen analyzers, providing users with the ability to check nitrogen purity directly from the tire inflation valve.
- Simple to use
- Connects directly to threaded sensor housing on analyzer
- Allows user to check nitrogen purity directly from the tire inflation valve
- Works with the Handi and N2+ nitrogen analyzers











