Quick view RAE Systems RAE Systems QRAE 3 Compare MSRP: $915.40 - $1,363.44 QRAE 3 QRAE 3 wireless portable one-to-four gas personal protection / confined space monitors The QRAE 3 is a durable and versatile diffusion or pumped one-to-four gas monitor for detection of combustibles, oxygen, hydrogensulfide, carbon monoxide,... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List