The MSA Safety ALTAIR 4XR multi detector is IP68-rated and designed to withstand drops of up to 7.5 m, making it the perfect match for every industry worker. It is equipped with MSA’s rapid-response XCell sensors which are 2x faster than the industry average which means the workers are notified of a hazardous environment sooner – ultimately saving lives. The ALTAIR 4XR, which is ATEX Zone 0 approved, surpasses industry standards in additional crucial areas: it features a 24-hour run time as well as MSA exclusive Motion Alert man-down and Instant Alert manual alarms. This is all back by a 4 year full warranty. Cases available in two colors: charcoal gray and glow-in-the-dark.

Rugged:
Survives 25 drops from 4 feet (1.2 meters) (MIL-STD-810G 516.6 Transit Drop 3rd Party Certified)
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:
Sense gas 2 times faster than the industry average with our XCell sensors
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
Motion Alert option tells others that user has become immobile
User-activated Instant Alert notifies others of a potentially dangerous situation

1. Combustible (LEL)
2. Oxygen
3. Toxic: CO / H2S, CO (H2-Resistant) / H2S, CO / H2S-LC, CO / NO2, SO2 / H2S-LC

EN IEC 60079-0:2018 EN 60079-1:2014 EN 60079-11:2012 EN 60079-29-1:2016
Applies to Group II only