Combustible Gas Detector Intrinsically Safe (CGD900) MSHA Approved
$299.95 $259.00

The CGD900 Intrinsically Safe MSHA Approved Combustible Gas Detector uses proven heated-sensor technology to detect the presence of most combustible gases, including methane, propane, butane, acetylene, alcohol and gasoline vapors (see longer list at bottom). In addition, the unique front panel readout indicates the relative size of a gas leak from 1 to 9, making it easier to pinpoint the source of the leak.

  • MSHA Approved
  • Intrinsically Safe (in Methane-Air only)
  • Numeric LED of sensitivity
  • Heated Sensor Technology
  • Ultra sensitive to Methane Gas
  • Long life replaceable sensor
  • Unique digital leak size alarm
  • Automatic calibration
  • Audio mute mode
  • 3 adjustable sensitivity sensitivity levels


  • Sensitivity: Less than 5ppm (methane)
  • Sensor Life: 300+ hours
  • Response Time: instantaneous
  • Warm-up Time: less than 10 seconds
  • Display: 7 segment bright LED (visible in sunlight)
  • Power Source: 4 AA Alkaline Batteries (included)
  • Battery Life: 20 hours continuous use
  • Probe Length: 17 in. (432mm)
  • Weight: 1.5 lbs.

Supplied with:

  • Padded hard case
  • Leak test vial
  • 4 AA alkaline batteries
  • 2 year limited manufacturers warranty (1 year on sensor)

Partial list of detectable gases and vapors:

Ammonia, Ethylene, Acetone, Propane, Acetylene, Hydrogen, Alcohols, Toluene, Methane, Gasoline, Butane, Benzene, Hydrogen Sulfide, Xylene, Iso-butane, NOL, Ethane, Methyl ether

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