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GasBadge® Pro Single-Gas Monitor

Built to Industrial Scientific’s highest quality and reliability standards, GasBadge Pro provides a lifetime of gas hazard protection. A wide range of sensor types makes it easy to monitor unsafe levels of gases specific to your site.

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Gas Detection You Can Rely On

The GasBadge Pro provides the safety you depend on with the adaptability and efficiency you need to get the job done.


Monitor oxygen or a variety of toxic gases including carbon monoxide, hydrogen sulfide, nitrogen dioxide, sulfur dioxide, chlorine, chlorine dioxide, and more.


Simplify maintenance and reporting using the compatible DSX™ Docking Station.

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Have confidence you are using a high-quality monitor with the Guaranteed for Life™ warranty

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Make GasBadge Pro Maintenance Easy.

Simplify gas detector maintenance by pairing your GasBadge Pro monitors and DSXi Docking Station with iNet® Exchange—a subscription service that eliminates maintenance by reviewing the performance of a monitor’s sensors, circuit board, microprocessors, and pump every time you dock it. When a monitor needs repairs, we'll simply replace it—no questions asked. 


Supporting Documents


Sensors Available by Monitor

Release Notes

GasBadge Pro Release Note Summary

Declaration of Conformity

GasBadge Pro Declaration of Conformity

Spec Sheet

GasBadge Pro Spec Sheet

Product Manual

GasBadge Pro Product Manual

GasBadge Pro Technical Specifications

Sensors and Measuring Ranges

Sensors and Measuring Ranges

Carbon monoxide (CO): 0-1,500 ppm in 1 ppm increments

Carbon monoxide (CO/H2 low): 0-1,500 ppm in 1 ppm increments

Hydrogen sulfide (H2S): 0-500 ppm in 0.1 ppm increments

Oxygen (O2): 0-30% by vol in 0.1% increments

Nitrogen dioxide (NO2): 0-150 ppm in 0.1 ppm increments

Sulfur dioxide (SO2): 0-150 ppm in 0.1 ppm increments

Ammonia (NH3): 0-500 ppm in 1 ppm increments

Chlorine (Cl2): 0-100 ppm in 0.1 ppm increments

Chlorine dioxide (ClO2): 0-1 ppm in 0.01 ppm increments

Phosphine (PH3): 0-10 ppm in 0.01 ppm increments

Hydrogen cyanide (HCN): 0-30 ppm in 0.1 ppm increments

Hydrogen (H2): 0-2,000 ppm in 1 ppm increments

Temperature Range

Temperature Range

-40 C to 60 C (-40 F to 140 F) typical

Humidity Range

Humidity Range

0-99% RH (non-condensing) typical

Battery Run Time

Battery Run Time

User replaceable 3V, CR2 lithium battery, 2,600-hour run time, typical