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The DR1900 is ideal for field use because it is the most compact and lightweight portable spectrophotometer. It features an enclosed rugged exterior and the largest number of preprogrammed methods in any portable instrument.

Fitted with advanced rapid-response MSA XCell® sensors, the ALTAIR 4XR Gas Detector is the toughest 4-gas confined space monitor available. The ALTAIR 4XR can also provide real-time incident notifications to team members, supervisors, safety managers, and others when paired with the MSA ALTAIR Connect app via a Bluetooth® wireless connection.

• Measurement Type: SAE/Metric
• Blade Length: 10m/33ft
• Blade Width: 27mm
• Accuracy: EC Class II

The GX-3R is the world's smallest 4 gas monitor weighing only 3.52 ounces and can comfortably be clipped within a worker’s breathing zone (2.2” W x 2.55” H x 1.02” D). It simultaneously monitors and displays LEL combustibles, O2, CO (Hydrogen compensated CO also available), and H2S.