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MSA ALTAIR 4XR Multigas Detector With 4-Gas Cylinder, Regulator & ALTAIR Pump Probe

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ALTAIR 4XR Multigas Detector (Model #10178357) with a 4-Gas Cylinder, Regulator, ALTAIR Pump Probe, and sensors for LEL, O2, H2S, & CO.

In the Box

  • (1) Charger
  • (1) Regulator
  • (1) 4-Gas Cylinder
  • (1) ALTAIR Pump Probe
  • (4) Sensors (LEL, O2, H2S & CO)
  • (1) ALTAIR 4XR Multigas Detector

MSA Safety's ALTAIR 4XR Multigas Detectors can support up to 4 gas sensors at one time, these portable gas monitors are ideal when performing hazard assessments or when assessing potential exposure to combustible or toxic gases and vapors as well as low levels of oxygen.

The ALTAIR 4XR can provide real-time incident awareness to team members, supervisors, safety managers, and others when paired with the MSA ALTAIR Connect app via a Bluetooth® wireless connection. The 4XR is one of the toughest multi-gas monitors on the market, they're drop tested from 25 ft. onto concrete and come outfitted with rapid-response MSA X-Cell® sensors, offering guaranteed performance that's backed by MSA's 4-year warranty.


  • 4-year instrument & sensor warranty
  • Can survive incidental 25-foot (7.5m) drop onto concrete
  • Dust and waterproof IP68 rating (2 meters for at least 1 hour)
  • MotionAlert™ option tells others if the user has become immobile
  • Send event notifications via text message with the ALTAIR Connect app
  • Sense gas 2 times faster than the industry average with X-Cell® sensors
  • Confirm compliance quickly with the Bump LED & on-screen checkmark
  • User-activated InstantAlert notifies others of a potentially dangerous situation
  • Bump and calibrate with 1/2 the test gas and in 1/2 the time vs. industry average
  • Bump and calibrate at a specified & Time of Day with your MSA GALAXY GX2 Automated Test System
  • Quickly update MSA ALTAIR 4XR settings via the ALTAIR Connect app (available on the Google Play Store)

The ALTAIR 4XR can be equipped to detect:

  • Oxygen-deficient or oxygen-rich atmospheres
  • Oxygen for monitoring inertization applications
  • Combustible gases and certain combustible vapors
  • Specific toxic gases for which a sensor is installed
  • The device is suitable and certified for the measurement of the oxygen concentration in gas mixtures for inertization according to EN 50104 but without alarm function

NOTE: While the device can detect up to 30% oxygen in ambient air, it is approved for use only up to 21% oxygen. The ATEX directive is only valid until 25% Vol O2. It is imperative that this operating manual be read and observed when using the device. In particular, the safety instructions, as well as the information for the use and operation of the device, must be carefully read and observed. Furthermore, the national regulations applicable in the user's country must be taken into account for a safe use.

  • Live gas readings
  • Drop tested form 25 ft.
  • Waterproof to 6-ft (2m)
  • Non-compliance warnings
  • Fast, efficient maintenance
  • InstantAlert™ distress calls
  • Real Time, Rugged, & Reliable
  • MotionAlert™ man-down alarms
  • 4-year instrument & sensor warranty
  • Gas cylinder, pump probe, regulator, & sensors included


Country Of Origin:
United States
Product Type:
Gas Detectors
dsg-msa-10178557-spec-sheet|pdf|Specification Sheet
msa-instruction-manual-altair-4xr|pdf|Instruction Manual PDF

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