RKI Instruments ES-1827I Replacement H2S Hydrogen Sulfide Sensor 0-100 ppm for GX-2009/GX-2012/GX-6000/GasWatch 2/Gas Tracer MFG# RKI-ES-1827I $150.00 $142.50 Add To Cart
RKI Instruments ES-1821 Replacement CO Carbon Monoxide Sensor 0-500 ppm for GX-2009/GX-2012/GX-6000/GasWatch 2/Gas Tracer MFG# RKI-ES-1821 $150.00 $142.50 Add To Cart
RKI Instruments NC-6264A Replacement Methane (CH4) 0-100% LEL for GX-2009/GX-2012/GX-6000/GP-03/Gas Tracer MFG# RKI-NC-6264A $150.00 $130.00 Add To Cart
RKI Instruments ESR-A1DP-COHS Replacement CO/H2S Combo Sensor for GX-3R & GX3R Pro Series MFG# RKI-ESR-A1DP-COHS $255.00 $242.25 Add To Cart
RKI Instruments ESR-X13P-OXY Replacement O2 Sensor for GX-3R & GX3R Pro MFG# RKI-ESR-X13P-OXY $160.00 $152.00 Add To Cart
RKI Instruments NCR-6309 Replacement LEL Sensor for GX-3R & GX3R Pro MFG# RKI-NCR-6309 $160.00 $152.00 Add To Cart
RKI Instruments OS-BM2 Replacement O2 Oxygen Gas Sensor for GX-2009, GX-2012, GasWatch 3 Monitor, 0-25% Range MFG# RKI-OS-BM2 $158.75 $127.00 Add To Cart
RKI Instruments OS-BM1D Replacement O2 Oxygen Gas Sensor for OX-600 Monitor, 0-25% Range MFG# RKI-OS-BM1D $175.00 $157.00 Add To Cart