• Continuous LCD shows real-time gas concentrations
  • Compact and lightweight design
  • Simple automatic calibration procedure
  • Compatible with BW MicroDock II automatic station
  • Full function self-test at start up:
    • Sensor, battery status, circuit integrity & alarms
  • Bright wide-angled visual alarm bars
  • Built-in concussion-proof boot
Instrumart is an authorized BW Technologies Distributor Service Center for warranty or non-warranty repairs & calibrations.

What's in the Box

  • Specified sensor
  • Stainless steel alligator clip
  • Concussion-proof housing
  • Calibration/test cap and hose
  • Manual and multi-language manual CD


The BW Technologies GasAlert Extreme single gas detector reliably monitors for any single gas hazard within its wide range of available toxic gas models. Gases that can be monitored include:

  • Ammonia (NH3)
  • Carbon Monoxide (CO)
  • Chlorine (Cl2)
  • Chlorine Dioxide (ClO2)
  • Ethylene Oxide (ETO) (C2H4O)
  • Hydrogen Cyanide (HCN)
  • Hydrogen Sulfide (H2S)
  • Nitrogen Dioxide (NO2)
  • Nitric Oxide (NO)
  • Oxygen (O2)
  • Ozone (O3)
  • Phosphine (PH3)
  • Sulfur Dioxide (SO2)

With easy on/off operation, BW Technologies GasAlert Extreme single gas detector offers extended longevity with a two year field-replaceable battery and sensor. Calibration is a simple automatic procedure and is compatible with BW Technologies' MicroDock II automatic test and calibration system. A wide range of user options, multi-language display and data logging functionality make the GasAlert Extreme an ideal solution for many applications.


Docking Station





Please consider these optional accessories.


This product can be used in the following applications: