Support NXS Single Gas Detectors

Nextteq® IR Link Support

Product Overview

NXS series single gas disposable detectors protect workers from oxygen deficiency and toxic gases. They operate continuously without sensor or battery replacement. NXS portable detectors measure gas continuously, display the concentration and raise an alarm when a risk occurs. Simply activate and you are ready to go for two years!


Choose single-gas detection for: 

  • Ammonia (NH₃)
  • Carbon Monoxide (CO)
  • Hydrogen (Hâ‚‚)
  • Hydrogen Sulfide (Hâ‚‚S)
  • Nitrogen Dioxide (NOâ‚‚)
  • Oxygen (Oâ‚‚)
  • Sulfur Dioxide (SOâ‚‚)


Support Documents

Portable NXS Series
Single Gas Detector

Portable NXS Series
Single Gas Detector

Firmware Downloads

Firmware for NXS CO:

Firmware for NXS H2S:

Firmware for NXS O2:



Video Training

Additional Support

For more information, contact Nextteq Customer Service Team at 813-249-5888 or toll free at 877-312-2333.

For technical questions, ask to speak to Dr. Duffy, VP of Technical Development / Industrial Hygiene Manager.

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