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.

Real-time

• 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

Rugged

• 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)

Reliable

• 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