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MSA Altair 4 Gas Detector

MSA Altair 4 Gas Detector
MSA Altair 4 Gas Detector
MSA Altair 4 Gas Detector

The MSA Altair 4 Gas Detector is a four gas unit and is designed with a durable rubberised housing making it very easy to use. It comes complete with Motion Alert which is a unique innovative feature by MSA within the world of portable gas detection. The detector’s alarm is triggered if the user remains motionless, alerting those nearby. There is also a manual override if you want to attract the attention of anyone nearby.


  • 4 Gas - FLAM / O2 / H2S / CO
  • Audible alarm of 95 dB at 30 cm / Strong vibrating alarm
  • Easy to read display / 37 x 37 mm
  • Datalogging: Last 50 hours
  • Ingress Protection: IP67 - dustproof and watertight for 30min (1m Depth)
  • Robust, easy to grip casing
  • Large buttons for easy operation
  • Drop Test: 3m / easy to read display
  • Size: 112 x 76 x 35 mm
  • Weight: 210g
  • Charging Time:<4 hrs
  • Operating Time: 16 hours / charging (4 hours or less)
  • Operating Temperature:-20 deg. C to +50 deg. C
  • ATEX II 2G EEx iad IIC T4
  • Altair 4X version has bump test indicator


  • Oil and Gas
  • Chemicals
  • Steel and Iron
  • Utilities
  • Fire Service
  • Waste Water
  • Civil Engineering
  • Contractors
  • Various Industrial Applications