RKI GX-2012 provides comprehensive, pre-entry monitoring that extends beyond standard LEL readings.This powerful, pumped unit provides simultaneous detection of 5 gases LEL, O2, CO, H2S, and Combustibles by Volume), allowing certified professionals to safely switch between pumped sampling and diffusion monitoring. It is the ideal solution for confined space work where high concentrations of flammable gases may require immediate %-by-volume measurement.