MSA ALTAIR 2X Single Gas Detector for CO (25, 100 ppm), Gray Case



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MSA ALTAIR 2X single gas detector for monitoring CO. Includes a 3-year warranty on sensors and instruments.

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The Altair 2X gas detector from MSA is the first one or two gas detector that incorporates industry-leading Xcell Sensor technology to deliver unparalleled
performance while drastically minimizing total cost of ownership, increasing durability and delivering enhanced worker safety, compliance and traceability.

Altair 2X is also the first portable gas detector to introduce revolutionary Xcell pulse technology. based on proven science and advanced patented sensor capabilities, the altair 2Xp detector delivers the world’s first stand-alone bump test. this allows a daily bump test to be performed without the need for calibration accessories or specific calibration gas.

  • Incorporate proven XCell® sensor technology
  • Enhance worker safety, compliance and traceability
  • Minimize cost of ownership
  • Demonstrate rugged durability

Product Options:

  • ALTAIR 2XP Gas Detector with XCell Pulse Technology: H2S
  • ALTAIR 2X Gas Detectors: CO, CO-HC (High Concentration), CO-H2 (Hydrogen Resistant), H2S-LC, SO2, NO2, NH3 and Cl2
  • ALTAIR 2XT Two-Tox Gas Detector: CO/H2S, CO-H2/H2S, CO/H2S-LC, CO/NO2 and SO2/H2S-LC

Low cost of ownership

  • Fastest sensor response times, lowest calibration gas flow rate on the market
  • > 4-year expected sensor life
  • 3-year warranty on instrument & most sensors (2 years on Cl2, NH3)
  • Stand-alone bump tests reduce maintenance, increase productivity (ALTAIR 2XP only)
  • 1 device can monitor 2 gases (ALTAIR 2XT only)

Increased safety awareness & real-time compliance

  • Stand-alone bump test anytime, anywhere without specific calibration gas (ALTAIR 2XP only)
  • Bump pass: green LED flash every 15s, large on-screen checkmark
  • Bump fail or expiration: red LED flash every 15s, no checkmark
  • End-of-sensor-life warning and alarm

Full-time traceability

  • Records 75 alarm events
  • 150+ hours of periodic data (ALTAIR 2X and 2XP)
  • 100+ hours of periodic data (ALTAIR 2XT)
  • Compatible with MSA GALAXY® GX2 Automated Test System and MSA Link Pro software

Rugged durability

  • Tough over-molded rubber armor
  • Survives multiple 25-ft drops onto concrete
  • Agency-certified dust- and water-tight IP67 construction
  • Intrinsically-safe design


  • H2S
  • CO
  • SO2
  • CO-H2
  • CO-HC
  • H2S-LC
  • CO-H2
  • NO2
  • NH3
  • CL2
  • NO2

Alarm Set Points:

  • H2S - Low: 10ppm, High: 15ppm
  • H2S - Low: 5ppm, High: 10ppm
  • CO - Low: 25ppm, High: 100ppm; H2S - Low: 10ppm, High: 15ppm
  • CO - Low: 25ppm, High: 100ppm; H2S - Low: 5ppm, High: 10ppm
  • CO - Low: 25ppm, High: 100ppm; NO2 - Low: 2.5ppm, High: 5ppm
  • SO2 - Low: 2ppm, High: 5ppm; H2S - Low: 10ppm, High: 15ppm
  • CO - Low: 35ppm, High: 100ppm
  • CO - Low: 30ppm, High: 60ppm
  • CO-HC - Low: 25ppm, High: 100ppm
  • H2S-LC - Low: 5ppm, High: 10ppm
  • CO - Low: 25ppm, High: 100ppm
  • CO-H2 - Low: 25ppm, High: 100ppm
  • SO2 - Low: 2ppm, High: 5ppm
  • NO2 - Low: 2.5ppm, High: 5ppm
  • NH3 - Low: 25ppm, High: 50ppm
  • CL2 - Low: 0.5ppm, High: 1ppm
  • CO - Low: 30ppm,High: 60ppm


  • Chemical
  • Construction
  • Fire Service
  • General Industrial
  • Oil & Gas
  • Utilities
  • Water Treatment
  • Confined Space
  • Toxic Detection
More Information
PN 10160784
Manufacturer MSA
Gas Types Carbon Monoxide (CO)
Alarm Type Visual_Vibrating_Audible
Battery Type Lithium-ion Battery
Unit of Measure EA
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