Altair 4XR Multi Gas Detector

Equipped with fast-responding MSA XCell® sensors, the ALTAIR 4XR Gas Detector is the most durable 4-gas monitor on the market and is backed by a 4-year warranty.

1. As of July 2022, Bluetooth functionality is no longer available for ALTAIR® 4XR, 5X, 5X IR and 5X PID Multi-Gas Detectors
2. Withstands 25 drops from 4 feet (1.2 meters) (MIL-STD-810G 516.6 Transit Drop 3rd Party Certified)
3. Can withstand accidental drops from 25 feet (7.5 m) to concrete
4. Operating temperature range: -40°F to +140°F (-40°C to +60°C)
5. Detect gas 2x faster than the industry average with our XCell sensors
6. 4-year instrument and sensor warranty
7. Quickly confirm compliance with the Bump LED and on-screen checkmark
8. Hit and calibrate with 1/2 the test gas and 1/2 the industry average
9. Hit and calibrate at a “Time of Day” specified by your MSA GALAXY® GX2 Auto Test System
10. MotionAlert option notifies others that the user has become inactive
11. InstantAlert, activated by the user, notifies others of a potentially dangerous situation