RKI Instruments ESR-A1DP-COHS Replacement CO/H2S Combo Sensor for GX-3R & GX-Force Series

The dual Carbon Monoxide (CO)/Hydrogen Sulfide (H2S) sensor for the GX-3R / GX-3R Pro / GX-Force / GasWatch 3 / 04 Series / GX-6100 series.

Measuring Range is: CO 0-2000 ppm, H2S 0-200 ppm

The GX-3R & GX-Force detectors can measure up to 4 gases with just 3 sensors, while the GX-3R Pro & GX-6100 series can measure for up to 5 gases with only four sensors. The sensor has a 3 year warranty.