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RKI Instruments, Inc is an innovative gas detection company with over 20 years of experience. RKI was established with the belief that belief that customers and distributors deserve a reliable source for advanced gas detection equipment as well as solutions to specific gas monitoring applications.
RKI provides Gas Detection for Life. Not only will RKI equipment protect your life and property from the hazards of gases and vapors, but with proper care, it may also be the last gas detector you will ever need to purchase.
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RKI Instruments 61-0101RK Sensor, LEL, 1/2" NPT, CH4, GTI 61-0101 sub, NC-6242Order #: 61-0101RK Mfg #: 61-0101RK Availability: Ships in 3-4 weeks $290.00Sensor, LEL, 1/2" NPT, CH4, GTI 61-0101 sub, NC-6242 Learn More -
RKI Instruments 65-2331RK S2 Detector/Amp/J-Box,CSA XP,H2S,0-100ppm
Order #: 65-2331RK Mfg #: 65-2331RK Availability: Ships in 3-4 weeks $820.00S2 Detector/Amp/J-Box,CSA XP,H2S,0-100ppm Learn More -
RKI Instruments NCU-6213-CH4 Sensor,LEL sensor/amp unit, 0 - 100 %LEL CH4 (methane)
Order #: NCU-6213-CH4 Mfg #: NCU-6213 Availability: Ships in 3-4 weeks $395.00Sensor,LEL sensor/amp unit, 0 - 100 %LEL CH4 (methane) Learn More -
RKI Instruments NC-6205-05 Sensor,H2 specific,1/2" NPT, silicone resistant,w/guard,
Order #: NC-6205-05 Mfg #: NC-6205-05 Availability: Ships in 3-4 weeks $450.00Sensor,H2 specific,1/2" NPT, silicone resistant,w/guard, Learn More -
RKI Instruments ESU-237IF-H2S Sensor,H2S (hydrogen sulfide), 0 -1.00 PPM,for GD-70D
Order #: ESU-237IF-H2S Mfg #: ESU-237IF-H2S Availability: Ships in 3-4 weeks $495.00Sensor,H2S (hydrogen sulfide), 0 -1.00 PPM,for GD-70D Learn More -
RKI Instruments ESU-23E-HCL-15 Sensor,HCl (hydrogen chloride), 0-15.0 PPM,for GD-70D
Order #: ESU-23E-HCL-15 Mfg #: ESU-23E-HCL-15 Availability: Ships in 3-4 weeks $495.00Sensor,HCl (hydrogen chloride), 0-15.0 PPM,for GD-70D Learn More -
RKI Instruments ESU-23DH-GEH4 Sensor,GeH4, (germane) 0-0.80 PPM,for GD-70D
Order #: ESU-23DH-GEH4 Mfg #: ESU-23DH-GEH4 Availability: Ships in 3-4 weeks $495.00Sensor,GeH4, (germane) 0-0.80 PPM,for GD-70D Learn More -
RKI Instruments ESU-K239C-S-O31 Sensor,O3 (ozone),0-1.00 PPM, for GD-70D
Order #: ESU-K239C-S-O31 Mfg #: ESU-K239C-S-O31 Availability: Ships in 3-4 weeks $495.00Sensor,O3 (ozone),0-1.00 PPM, for GD-70D Learn More -
RKI Instruments ESU-K233-HF-09 Sensor,HF (hydrogen fluoride), 0 -9.00 PPM,for GD-70D
Order #: ESU-K233-HF-09 Mfg #: ESU-K233-HF-09 Availability: Ships in 3-4 weeks $495.00Sensor,HF (hydrogen fluoride), 0 -9.00 PPM,for GD-70D Learn More -
RKI Instruments DEM-3313-3 Sensor,IR,CH4,50mm,0-100%LEL/ 5-100%Vol,EAGLE 2
Order #: DEM-3313-3 Mfg #: DEM-3313-3 Availability: Ships in 3-4 weeks $750.00Sensor,IR,CH4,50mm,0-100%LEL/ 5-100%Vol,EAGLE 2 Learn More -
RKI Instruments ESM-23AH-SIH4 Sensor,Silane,0-15 PPM,for GD-K77D
Order #: ESM-23AH-SIH4 Mfg #: ESM-23AH-SIH4 Availability: Ships in 3-4 weeks $480.00Sensor,Silane,0-15 PPM,for GD-K77D Learn More -
RKI Instruments ESM-01DH-D-SO2 Sensor,SO2,0 - 6.00 ppm,ESM-01 plug-in type,for diffusion
Order #: ESM-01DH-D-SO2 Mfg #: ESM-01DH-D-SO2 Availability: Ships in 3-4 weeks $195.00Sensor,SO2,0 - 6.00 ppm,ESM-01 plug-in type,for diffusion Learn More -
RKI Instruments ES-23AH-PH3 Sensor,Phosphine,0-1 PPM,GD-K8
Order #: ES-23AH-PH3 Mfg #: ES-23AH-PH3 Availability: Ships in 3-4 weeks $465.00Sensor,Phosphine,0-1 PPM,GD-K8 Learn More -
RKI Instruments ES-23AH-NO2 Sensor,NO2,0-15 PPM,GD-K8
Order #: ES-23AH-NO2 Mfg #: ES-23AH-NO2 Availability: Ships in 3-4 weeks $465.00Sensor,NO2,0-15 PPM,GD-K8 Learn More -
RKI Instruments ES-1531-CO Sensor,CO,CT-7 style,4 pins, ES-1531-CO
Order #: ES-1531-CO Mfg #: ES-1531-CO Availability: Ships in 3-4 weeks $195.00Sensor,CO,CT-7 style,4 pins, ES-1531-CO Learn More -
RKI Instruments ES-031M-CO Sensor,high range CO, 0-1000 ppm
Order #: ES-031M-CO Mfg #: ES-031M-CO Availability: Ships in 3-4 weeks $225.00Sensor,high range CO, 0-1000 ppm Learn More -
RKI Instruments ES-K239C-O3 Sensor,Ozone,0-1 PPM,New Style, replaces ES-K239-O3
Order #: ES-K239C-O3 Mfg #: ES-K239C-O3 Availability: Ships in 3-4 weeks $465.00Sensor,Ozone,0-1 PPM,New Style, replaces ES-K239-O3 Learn More -
RKI Instruments GD-70DP-NF3 Smart transmitterw/pyrolyzer, GD-70D,NF3(nitrogen trifluoride
Order #: GD-70DP-NF3 Mfg #: GD-70DP-NF3 Availability: Ships in 3-4 weeks $2,345.00Smart transmitterw/pyrolyzer, GD-70D,NF3(nitrogen trifluoride Learn More -
RKI Instruments SH-8641 Sensor,catalytic/MOS,SH-8641, ppm,Gas Tracer
Order #: SH-8641 Mfg #: SH-8641 Availability: Ships in 3-4 weeks $150.00Sensor,catalytic/MOS,SH-8641, ppm,Gas Tracer Learn More -
RKI Instruments SGU-8581-CH4-2K Sensor,MOS sensor/amp unit, 0 - 2,000 ppm methane (CH4)
Order #: SGU-8581-CH4-2K Mfg #: SGU-8581-CH4-2K Availability: Ships in 3-4 weeks $495.00Sensor,MOS sensor/amp unit, 0 - 2,000 ppm methane (CH4) Learn More -
RKI Instruments OS-B11 Sensor,Oxygen w/cable and pigtail,OS-B11
Order #: OS-B11 Mfg #: OS-B11 Availability: Ships in 3-4 weeks $195.00Sensor,Oxygen w/cable and pigtail,OS-B11 Learn More -
RKI Instruments OS-B01 Sensor,oxygen,for OX-07
Order #: OS-B01 Mfg #: OS-B01 Availability: Ships in 3-4 weeks $195.00Sensor,oxygen,for OX-07 Learn More -
RKI Instruments GD-70D-LEL-CH4 Smart transmitter,GD-70D,CH4 (methane),0-100 %LEL
Order #: GD-70D-LEL-CH4 Mfg #: GD-70D-LEL-CH4 Availability: Ships in 3-4 weeks $1,495.00Smart transmitter,GD-70D,CH4 (methane),0-100 %LEL Learn More -
RKI Instruments GD-A8-H2 Detector Assembly, diff, 0-100%LEL, Hydrogen
Order #: GD-A8-H2 Mfg #: GD-A8-H2 Availability: Ships in 3-4 weeks $603.75Detector Assembly, diff, 0-100%LEL, Hydrogen Learn More -
RKI Instruments 82-5100RK Datalogger,4-chan,4-20 mA in,w/ software & USB cable
Order #: 82-5100RK Mfg #: 82-5100RK Availability: Ships in 3-4 weeks $1,800.00Datalogger,4-chan,4-20 mA in,w/ software & USB cable Learn More
