Altair Series gas detectors from MSA incorporate the industry-leading Xcell Sensor technology which delivers faster response time, better stability and a longer service life. These detectors are capable of detecting the presence of combustible gases, oxygen, carbon monoxide, hydrogen sulfide, sulfur dioxide, ammonia, chlorine and VOCs. They are integrated with an overmolded, IP65-certified polycarbonate housing that can withstand a 10-ft drop and a field-proven pump providing a consistent gas flow. Choose from a broad range of these gas detectors avaialble in 0.1 ppm, 1 ppm and 5 ppm resolution options on Raptor Supplies.