MSA 10178568 ALTAIR 4XR (LEL, O2) North American Charger

MSA 10178568 ALTAIR 4XR (LEL, O2) North American Charger

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MSA 10178568 ALTAIR 4XR (LEL, O2) North American Charger

Outfitted with rapid-response MSA XCell® sensors, the ALTAIR 4XR Gas Detector is the toughest 4-gas monitor on the market and is backed by a 4-year warranty. The ALTAIR 4XR can also 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.


  • Sense gas 2 times faster than the industry average with our XCell sensors.
  • Quickly update MSA ALTAIR 4XR settings via the ALTAIR Connect app (available on the Google Play Store).
  • Send event notifications via text message with the ALTAIR Connect app.


  • Survives 25 drops from 4 feet (1.2 meters) (MIL-STD-810G drop protection).
  • Can survive an incidental 25-foot (7.5-m) drop onto concrete.
  • Dust- and waterproof IP68 rating (2 meters for at least 1 hour).
  • Operating temperature range: -40°F to +140°F (-40°C to +60°C).


  • 4-year instrument & sensor warranty.
  • Confirm compliance quickly with the Bump LED & on-screen checkmark.
  • 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.
  • MotionAlert option tells others that user has become immobile.
  • User-activated InstantAlert notifies others of a potentially dangerous situation.

Markets: Fire Service, Contractor, Industrial, Mining, Oil & Gas, Utilities, Toxic Atmosphere IDLH, Toxic Atmosphere non-IDLH.
Applications: Confined Space, Combustible Detection, Oxygen Detection, Toxic Detection.



  • 170303_CER_70110604.


  • 170303_CER_70110604.


  • Directive 2014/34/EU (ATEX): II 1G Ex ia da IIC T4 Ga, -40°C to +60°C, IP68.
  • CE 0080.
  • Directive 2014/30/EU (EMC): EN50270 Type 2, EN61000-6-3
  • 161223_CER_Sira 16ATEX2291 Iss1.
  • 161223_CER_Sira 16ATEX2292 Iss1.
  • 10000073173_00 Altair 4XR 2017-01-13.


  • 1161223_CER_IECEx SIR 16.0096 Iss 1.
  • Ex ia da IIC T4 Ga, -40°C to +60°C, IP68.