The POLI multi-gas detector series (MP400) from mPower Electronics offers advanced 4- and 5-gas monitoring with O2, LEL, CO, H2S, VOC, and CO2 options across diffusion, pumped, and wireless models.
Sensit GOLD G2 is an advanced multi-gas leak detector rated for confined space and inert-gas environments, configurable across PPM, LEL, and percent-volume ranges.