24/7 Technical Support
GASTECH GT201 LEL/02 Thermo Scientific Get Quote



These portable gas monitors from GasTech are designed for rugged, all-weather use. Use the GT 201 two-gas monitor or the GT-402 four-gas monitor to protect workers from hazardous gases in confined spaces or other work sites. The internal pump meets federeal regulations for pre-testing confined spaces and other remote areas. The GT 201 monitors oxygen volume and hydrocarbons. The GT 402 monitors oxygen, carbon monoxide, hydrogen sulfide and hydrocarbons.

Key Features

  • \r
  • Built-in datalogging\r
  • Intrinsically safe\r
  • Two and Four-Gas Monitors

Technical Specifications

Measuring Range Hydrocarbons
Measuring Range Oxygen
Accuracy LEL
Accuracy O2
Response Time 90% in 30 seconds
Power 4 Ni-Cd batteries, 10 hours operation
Approvals UL and CSA approved, Class I, Division 1, Groups A, B, C and D


  US Metric
Dimensions 6 x 5" x 10"" 152 x 127 x 254 mm


  US Metric
Weight 5 lbs 2.3 kg