RKI Instruments is an innovative gas detection company that has partnered with Riken Keiki Co. Ltd., the world leader in gas detection and sensor technologies, to develop a line of products around Riken’s long lasting sensors. read more

RKI is committed to the belief that customers deserve a reliable source for advanced gas detection equipment as well as solutions to specific gas monitoring applications. Not only will their 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. RKI provides Gas Detection for Life.

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RKI Instruments GX-2009 Confined Space Monitor
Simultaneously monitors & displays up to 4 gases; LEL, O2, H2S & CO, with vibration, audible & visual alarms
$470.00
In Stock
RKI Instruments GX-6000 Gas Monitor
Portable multi-gas monitor for up to 6 gases simultaneously, with sensor slots for PID, IR & super toxics
$1,495.00
RKI Instruments GX-2012 Gas Detector
Accepts up to 5 sensors to monitor LEL, O2, CO & H2S with vibration, visual & audible alarms
$845.00
RKI Instruments Beacon 110 Gas Controller
Fixed wall mount controller for single point gas detection with an audible alarm & 3 relay outputs, accepts any 4-20mA transmitter
$895.00
RKI Instruments M2A Gas Transmitter
Fixed mount detector continuously monitors & displays gas concentration as a stand alone monitor or as part of a system
$900.00
RKI Instruments EAGLE 2 Portable Gas Monitor
Detects & displays up to six gases with PID options, datalogging, audible & visual alarms
$1,945.00
RKI Instruments S2 Series Diffusion Sensor / Transmitter
Monitors non-toxic & toxic gases in an explosion proof housing with 4-20mA output for RKI controls or PLC/DCS systems
$510.00
RKI Instruments Beacon 410A Gas Controller
Fixed 4-point wall mount controller with an audible alarm & 4-20mA output for a variety of gases including combustible & toxic
$2,095.00
RKI Instruments EAGLE Portable Gas Monitor
Simultaneously detects up to 6 gases, featuring autocalibration & single gas calibration with audible & visual alarms
$1,780.00
RKI Instruments GX-2009 MSHA Confined Space Monitor
MSHA approved unit that monitors & displays up to 4 gases; CH4, O2, CO and H2S or NO2, with vibration, audible & visual alarms
$620.00
RKI Instruments GX-2009 Confined Space Kit
GX-2009 4 gas (LEL, O2, CO, H2S) confined space monitor, charger & case; optional aspirator, sampling pump & calibration gas
$745.00
In Stock
RKI Instruments 03 Series Single Gas Monitor
Hands free personal gas monitoring for LEL, CO, H2S or O2 with datalogging capability
$280.00
In Stock
RKI Instruments Beacon 200 Gas Controller
Fixed 2 point wall mount controller with an audible alarm & 4-20mA output for a variety of gases including combustible & toxic
$1,695.00
RKI Instruments Beacon 800 Gas Controller
Fixed 8 point wall mount controller with an audible alarm & 4-20mA output for a variety of gases including combustible & toxic
$2,295.00
RKI Instruments GD-70D Intelligent Gas Detector
Monitors combustibles, O2 & a wide range of toxic gases with interchangeable sensors that do not require programming
$1,000.00
RKI Instruments PS 2 Combustible Gas Monitor
Multi-purpose, stand alone unit with MOS (metal oxide semiconductor) to detect LEL or PPM levels of many gases or vapors
$425.00
RKI Instruments SDM-2009 Calibration Station
Stand alone calibration station for GX-2009, includes AC adaptor, flash drive, USB cable, tubing & installation CD
$1,300.00
RKI Instruments Gas Cylinder
Available in 34, 58, 103, 166 liters, steel or aluminum
$55.00
RKI Instruments Portable Replacement Sensors
Replacement sensors for RKI Instruments portable gas detectors
$120.00
In Stock
RKI Instruments 81-1054RK Demand Flow Regulator
For 34 & 58L aluminum gas cylinders & 103L steel gas cylinders
$280.00
RKI Instruments NiMH Battery Set
Set of 2 batteries, includes hardware
$80.00
RKI Instruments EAGLE Series Probe
Probe length up to 7ft with choice of plastic, fiberglass, stainless steel, aluminum or hydrophobic material
$36.00
RKI Instruments Fixed Sensors
Fixed direct connect sensors available as explosion proof or non-explosion proof & with or without a junction box
$140.00
RKI Instruments SDM-2012 Calibration Station
Stand alone calibration station includes AC adaptor, flash drive, USB cable, tubing & installation CD, for GX-2012
$1,300.00
RKI Instruments RP-2009 Pump
Includes internal dust filter, available with up to 20 feet of hose & probe
$360.00
RKI Instruments 47-5084RK-01 Downloading Cable
USB to IrDA adapter for Windows XP, 7 & 8 to connect computers that do not have a built-in IR port
$220.00
RKI Instruments 81-1055RK Demand Flow Regulator
For 17 & 34L steel gas cylinders
$280.00
RKI Instruments SDM-E2 Calibration Station
Charging & calibration station for the EAGLE 2 with the option to include up to 2 demand flow regulators & calibration gas cylinders
$1,800.00
RKI Instruments GX-6000 Benzene Pre-filter Tube
For use with GX-6000 benzene configured gas monitors
$78.00
RKI Instruments 12 VDC Adapter for Charger
Includes vehicle plug, charger base not included
$24.00
RKI Instruments GX-2012 Calibration Kit
Includes GX-2012 gas detector, padded case & battery pack
$1,095.00
RKI Instruments SDM-6000 Calibration Station
Includes particle filter, connection brackets, SD & USB SD card reader, for the GX-6000 gas monitor
$1,995.00
RKI Instruments Hand Aspirated Sampler
Sampler with probe & up to 100ft of hose
$95.00
RKI Instruments SDM-03 Calibration Station
Single point charging & calibration station with the option to include a demand flow regulator & calibration gas cylinder
$1,280.00
RKI Instruments 81-1107RK Calibration Cap
Rubber sample cap for use with GX-2001 & GX-2009 gas detectors
$15.00
RKI Instruments Size C NiMH Battery
4 batteries required to operate the EAGLE 2
$10.00
RKI Instruments Rubber Inlet Nozzle
4 inch long tapered nozzle
$8.00
RKI Instruments GX-6000 Case
Case for GX-6000 with room for hose, probe, charger, AC adapter, manual & option to hold gas cylinders
$80.00
RKI Instruments AC Power Supply Assembly
100VAC to 240VAC input, 24VDC output, mounted in junction box, stainless steel option
$195.00
RKI Instruments GX-2009 Belt Clip
Includes 3 installation screws
$20.00
RKI Instruments EAGLE Series Hose
Available up to 125ft, includes 1641 fittings
$40.00
RKI Instruments 82-0101RK Magnetic Wand
Non-intrusive method to calibrate the M2A using a magnet to actuate magnetic control switches within the transmitter
$15.00
RKI Instruments 49-2058RK-04 AC Adapter
4 port charger for SDM-2009, SDM-2012 & SDM-03 calibration stations
$88.00
RKI Instruments 12VDC Charging Station
Single unit charging station includes vehicle adaptor plug, for GX-2009
$90.00
RKI Instruments PS 2 Replacement Sensor Assembly
LEL or PPM replacement sensor assembly with 30 foot cable for PS 2 combustible gas monitor
$100.00
RKI Instruments BUL-6000 Battery Pack
Li-Ion battery pack for the GX-6000
$250.00
RKI Instruments GX-6000 Calibration Kit
Includes GX-6000 gas monitor, 115VAC charger, Li-Ion battery pack & padded carrying case
$2,025.00
RKI Instruments 52-1016RK Buzzer
Panel mount buzzer, 1.25in diameter
$26.00
RKI Instruments EAGLE 2 Battery Charger
100-240VAC or 12VDC charger for C size NiMH batteries, with the option to factory install NiMH batteries in EAGLE 2
$110.00
RKI Instruments Internal Pump
Includes connector
$195.00
RKI Instruments Replacement Hydrophobic Filter Element
$14.00
RKI Instruments 82-6105RK USB Flash Drive
1GB, for RKI calibration stations
$30.00
RKI Instruments 13-0204RK Spring Bar
Required to install 03 series belt clip
$1.00
RKI Instruments 49-1130RK Alkaline Battery
Size C battery to power the EAGLE 2 portable gas monitor
$2.00
RKI Instruments Filter Element
Particle, polypropylene & polyethylene for the GX-6000 probe
$2.00
RKI Instruments Lithium battery
CR 1220 for main PCB
$4.40
RKI Instruments 47-5073RK USB Cable
6ft long type A to type B cable
$4.50
RKI Instruments GX-6000 Nozzle
Tapered rubber nozzle for GX-6000 inlet
$9.00
RKI Instruments 03 Series Belt Clip
RKI Instruments 13-0204RK spring bar required to install
$18.00
RKI Instruments GX-6000 Belt Clip
Includes installation screws
$28.00
RKI Instruments 13-0116RK Alligator Clip
For GX-2009 confined space monitor
$28.00
RKI Instruments 49-3105RK NiMH Battery Charger
Charges four AA or AAA batteries, includes AC adapter & DC vehicle plug
$36.00
RKI Instruments Rubber Boot
Protective boot for GX-6000 gas monitor
$38.00
RKI Instruments PID & TC Sensors
Electrode stack, replacement lamps & sensors for the EAGLE 2
$44.00
RKI Instruments 20-0115RK Carrying Case
Padded case with room for accessories
$48.00
RKI Instruments Hydrophobic Probe
10in probe for standard or toxic gases, with metal or plastic fittings, available with or without particle filter
$54.00
RKI Instruments GX-2012 Case
Foam case with room for cylinders, accessories & gas cylinder
$75.00
RKI Instruments Alkaline Battery Pack
Pack with gasket, does not include batteries
$100.00
RKI Instruments 12VDC Battery Charger
With vehicle plug, for the EAGLE
$115.00
RKI Instruments Ni-Cad Battery Charger
115VAC Delta V type, with alkaline recognition, for the EAGLE
$115.00
RKI Instruments 220 VAC Charger
$115.00
RKI Instruments BUD-6000 Battery Pack
Alkaline battery pack for the GX-6000
$125.00
RKI Instruments Replacement Pump
Includes cable & connector
$140.00
RKI Instruments Benzene Pre-filter Tube Holder
For use with GX-6000 benzene configured gas monitors
$140.00
RKI Instruments Battery Charger
For GX-6000 Li-Ion battery pack, choice of module alone, 100-240VAC adapter, or 12VDC with vehicle plug
$150.00
RKI Instruments 115VAC Charger & Ni-Cads
Option to add charger and Ni-Cad batteries to the EAGLE at time of order
$155.00
RKI Instruments EAGLE Carrying Case
Padded carrying case with space for accessories
$180.00
RKI Instruments Standby Battery Assembly
24VDC, available with 1.2 or 12amp hours
$250.00
RKI Instruments PID Replacement Lamp
0-6000ppm for GX-6000 or 0-2000 for the EAGLE 2
$250.00
RKI Instruments 82-6002 PC Controller
Includes ethernet networking kit, 11.5in screen 64 bit Windows 7 Professional PC, SDM PC controller software & 6’ ethernet cable
$795.00