ALTAIR® 4XR Multigas Detector w/ XCell Sensors

The ALTAIR® 4XR Multigas Detector is a rugged, reliable, and high-performance portable gas monitor built for industrial professionals who demand speed, durability, and accuracy. Equipped with advanced XCell sensors, the ALTAIR® 4XR detects gas hazards up to twice as fast as the industry average while reducing calibration time and gas consumption. Engineered to withstand extreme temperatures ranging from -40°F to 140°F and survive repeated drops—including 25 drops from 4 feet and incidental 25-foot drops onto concrete—this unit delivers unmatched durability in the harshest environments. Features like MotionAlert and user-activated InstantAlert provide real-time notifications to protect workers during emergency situations. The detector also streamlines compliance with intuitive bump test LEDs, on-screen checkmarks, and compatibility with the MSA GALAXY® GX2 Automated Test System for timed bump and calibration. The ALTAIR® 4XR is ideal for a wide range of industrial applications, including confined spaces, welding operations, emergency response, firefighting, plant turnarounds, and maintenance projects. Backed by a four-year instrument and sensor warranty, this multigas monitor ensures long-term reliability and performance for teams working in hazardous environments. With its portable design, rapid response, and integrated safety features, the ALTAIR® 4XR keeps workers protected, operations compliant, and productivity uninterrupted across all critical industrial worksites. Show Less