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Riken Keiki GX-3R

The Riken Keiki GX-3R is the smallest and lightest 4 Gas Confined Space monitor available on the market.

GX-3R monitors oxygen, combustible gases and two toxic gases (carbon monoxide and hydrogen sulphide).The durable, lightweight monitor has a long service life and is conveniently portable, thus ensuring employee safety.

A cradle charger, battery-operated pump unit and calibration station are available accessories.


  • HC/CH4 0-100% LEL, O2 0-40 vol%, CO 0-2000 ppm, H2S 0-200 ppm
  • Large, easy-to-read display
  • Alarm light and vibration
  • 40-hour battery life
  • Fast charge (180 min)
  • Operating temperature range: -40 to +60 degrees
  • Weight: 100 g
  • Size: 58 x 65 x 26 mm
  • IP 66/68
  • Carbon monoxide (CO)
  • Hydrogen sulfide (H2S)
  • Oxygen (O2)
  • Hazardous area (ATEX)

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