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MSA Altair 4XR Multi-Gas Detector

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.

NOTE: THIS PRODUCT CAN BE CONFIGURED - Configuration allows you to tailor the product to meet your specific needs.


  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

Data Sheet
Quick Start Guide

Ordering Information

10178569 ALTAIR 4XR Multigas Detector: LEL, O2, H2S & CO. Glow-in-the-dark case. European charger.
10178570 ALTAIR 4XR Multigas Detector: Methane 0-100% LEL, O2, H2S & CO. Charcoal case. European charger.
10178573 ALTAIR 4XR Multigas Detector: LEL, O2, H2S & CO. Charcoal case. European charger.
10178581 ALTAIR 4XR Multigas Detector: Methane 0-100% LEL, O2, & H2S-LC. Charcoal case. European charger.
10178582 ALTAIR 4XR Multigas Detector: Methane 0-100% LEL, O2, H2S-LC & CO. Charcoal case. No charger.

Spare Parts

10178360 Front Housing with Integrated Dust Filters (charcoal) 4XR
10178361 Front Housing with Integrated Dust Filters (GLOW) 4XR
10069894 Clip, stainless steel (screws not included)
10110062 Service Kit: Sensor Gasket and Screws
10106722 XCell Ex combustible sensor
10106729 XCell O2 sensor
10106725 XCell CO/H2S two-tox sensor
10121211 XCell EX-H sensor (Heavy Hydrocarbons & Solvents)
10121212 XCell EX-M sensor (Mining : Methane)
10121213 XCell H2S-LC/CO (Low Concentrations H2S)
10121214 XCell H2 Resistant CO Sensor
10121215 XCell SO2 / H2S-Low Concentrations (SO2 / H2S-LC)
10121217 XCell CO/NO2 sensor replacement kit
10110061 LCD Frame assembly [frame LCD, zebra strips, screws]
10105650 Housing:Blank Sensor,XCell Sensor
10110183 Adapter:XCell Sensor,Altair5X
10110062 Kit:Snsr Gasket,Screws,Altair4X

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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