Portable Gas Detection

View our wide range of portable gas detection products and accessories, including the Altair range of portable gas detectors, calibration gasses and test stands.

  • The Altair and Altair Pro single gas detection range
  • The Altair 2X single and Two-Gas detectors

  • The Altair 4X multigas detector
  • The Altair 5X Wireless multigas detector

MSA GALAXY GX2 Test System

  • Easy setup, simple use with touch free testing
  • Color touch screen enhances user experience at the test stand
  • Test up to 10 gas detectors simultaneously in the time most
    competitive systems take to test one device
  • 19 languages are available
  • Exceeds 50% reduction in cost of ownership, including calibration gas expenses when combined with high performance MSA XCell Sensors


The ALTAIR Pump Probe joins a family of products with a pedigree of durability and functionality. With a large, glove-friendly button for single handed use, the ALTAIR Pump Probe is designed for easy use in any work environment. Users who occasionally need to use diffusion instruments for pumped applications, the ALTAIR Pump Probe is the ideal solution with sampling options using a sample wand or sampling line of up to 30.

  • Up to 30 m sample draw
  • Tough over-molded rubber armor
  • Survives multiple 3 m drops onto concrete
  • Dust and water-tight IP 65 construction
  • Rechargeable battery
  • 30+ hour run time
  • Compatible with all ALTAIR family chargers, desktop/vehicle chargers
  • Visual filter inspection
  • Quick change components
  • Intrinsically-safe design
  • 3-year warranty

Calibration Testing Gas

we offer a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified to be prepared gravimetrically, using NIST traceable weights. The lot number and nominal value of the gas constituents in volume, percent by mass, PPM, or volume is specified on the cylinder.