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.

Advanced and rugged multigas detector for simultaneous measurement of combustible gases, oxygen, carbon monoxide, and hydrogen sulfide — ideal for industrial safety and confined-space applications.

High-performance, rugged single‑gas monitor engineered specifically for hydrogen sulfide (H₂S) detection — ideal for industrial safety and confined‑space operations.