RKI Instruments INC

RKI Instruments is a gas detection company located in Union City, California. Since their start in 1994, RKI has been dedicated to creating the most reliable gas detection equipment and innovative solutions for gas monitoring applications. Their combination of quality products and knowledgeable support people provide you with the confidence to face almost any gas monitoring application with equipment you can trust. Their GX-3R Confined Space Personal Gas Detector is the world’s smallest 4 gas monitor and simultaneously monitors and displays LEL combustibles, O2, CO, and H2S. The GX-3R and GX-3R Pro are available at Ohio Power Tool, along with a variety of gas detection equipment to keep you and your property safe from hazardous gasses and vapors.

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  1. RKI Instruments Calibration Station for the GX-3R & GX-3R Pro 81-SDM3R102
    RKI Instruments Calibration Station for the GX-3R & GX-3R Pro 81-SDM3R102
    $1,409.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-SDM3R102
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  2. RKI Instruments Single Stand Alone Calibration Station For GX-2012 Gas Detector 81-SDM2012-02
    RKI Instruments Single Stand Alone Calibration Station For GX-2012 Gas Detector 81-SDM2012-02
    $1,409.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-SDM2012-02
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  3. RKI Instruments Calibration Kit for GX-3R & GX-3R Pro 81-GX3RHSCO-LV
    RKI Instruments Calibration Kit for GX-3R & GX-3R Pro 81-GX3RHSCO-LV
    $315.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-GX3RHSCO-LV
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  4. RKI Instruments Calibration Kit for GX-2003 & GX-2012 81-GX03HSCO-DLV
    RKI Instruments Calibration Kit for GX-2003 & GX-2012 81-GX03HSCO-DLV
    $453.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-GX03HSCO-DLV
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  5. RKI Instruments Calibration Kit For GX-6000 34AL cyl CH4/O2/H2S/CO 81-6AXX-DLV
    RKI Instruments Calibration Kit For GX-6000 34AL cyl CH4/O2/H2S/CO 81-6AXX-DLV
    $453.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-6AXX-DLV
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  6. RKI Instruments Calibration Kit For GX-6000 34AL cyl 100ppm of Isobutylene/H2S/CO/CH4/O2 81-6ABX-DLV
    RKI Instruments Calibration Kit For GX-6000 34AL cyl 100ppm of Isobutylene/H2S/CO/CH4/O2 81-6ABX-DLV
    $520.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-6ABX-DLV
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  7. RKI Instruments RP-3R Pro Pump w/ 10' Hose; 10 Probe & Tapered Red Nozzle For GX-3R Pro 81-1200
    RKI Instruments RP-3R Pro Pump w/ 10' Hose; 10 Probe & Tapered Red Nozzle For GX-3R Pro 81-1200
    $373.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-1200
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  8. RKI Instruments RP-3R Pump w/ 10' hose; 10 Probe & Tapered Red Nozzle For GX-3R 81-1198
    RKI Instruments RP-3R Pump w/ 10' hose; 10 Probe & Tapered Red Nozzle For GX-3R 81-1198
    $373.99
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-1198
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
  9. RKI Instruments 34AL 4 Gas Mixture Calibration Aluminum Cylinder 81-0154RK-04
    RKI Instruments 34AL 4 Gas Mixture Calibration Aluminum Cylinder 81-0154RK-04
    $129.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-0154RK-04
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  10. RKI Instruments  34 Liter Aluminum Cylinder 81-0143RK-04
    RKI Instruments 34 Liter Aluminum Cylinder 81-0143RK-04
    $195.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-81-0143RK-04
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  11. RKI Instruments GX-3R Confined Space 4 Gas Personal Gas Detector Kit 72-RA-C-56
    RKI Instruments GX-3R Confined Space 4 Gas Personal Gas Detector Kit 72-RA-C-56
    $938.99
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-RA-C-56
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
  12. RKI Instruments GX-3R Confined Space 4 Gas Personal Gas Detector 72-RA-C
    RKI Instruments GX-3R Confined Space 4 Gas Personal Gas Detector 72-RA-C
    $529.99
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-RA-C
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
  13. RKI Instruments GX-3R Pro Confined Space 5 Gas Personal Gas Detector W/ Bluetooth Wireless Communication Kit 72-PAX-C-56
    RKI Instruments GX-3R Pro Confined Space 5 Gas Personal Gas Detector W/ Bluetooth Wireless Communication Kit 72-PAX-C-56
    $1,229.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-PAX-C-56
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  14. RKI Instruments GX-3R Pro Confined Space 5 Gas Personal Gas Detector W/ Bluetooth Wireless Communication 72-PAX-C
    RKI Instruments GX-3R Pro Confined Space 5 Gas Personal Gas Detector W/ Bluetooth Wireless Communication 72-PAX-C
    $818.99
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-PAX-C
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
  15. RKI Instruments GX-6000 for LEL / O2 / H2S / CO w/ Li-Ion battery pack & 115 VAC charger 72-6AXX-C
    RKI Instruments GX-6000 for LEL / O2 / H2S / CO w/ Li-Ion battery pack & 115 VAC charger 72-6AXX-C
    $1,739.99
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-6AXX-C
    In-Stock Now! At least one of this item is in-stock currently. In-stock items typically ship within 1 business day, expedited orders before 1pm typically same day. Please do not hesitate to call our sales team with questions or stock status.
  16. RKI Instruments GX-6000 for LEL / O2 / H2S / CO / VOC's (0 - 6;000 ppm PID) w/ Li-Ion battery pack & 115 VAC charger 72-6ABX-C
    RKI Instruments GX-6000 for LEL / O2 / H2S / CO / VOC's (0 - 6;000 ppm PID) w/ Li-Ion battery pack & 115 VAC charger 72-6ABX-C
    $2,939.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-6ABX-C
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  17. RKI Instruments GX-2012 4 Sensor Multi-Gas Confined Space Gas Detector w/ Li-Ion Battery Pack Kit 72-0290-22-C-51
    RKI Instruments GX-2012 4 Sensor Multi-Gas Confined Space Gas Detector w/ Li-Ion Battery Pack Kit 72-0290-22-C-51
    $1,549.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-0290-22-C-51
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
  18. RKI Instruments GX-2012 4 Sensor Multi-Gas Confined Space Gas Detector w/ Alkaline Battery Pack 72-0290-22-B
    RKI Instruments GX-2012 4 Sensor Multi-Gas Confined Space Gas Detector w/ Alkaline Battery Pack 72-0290-22-B
    $1,119.99
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
    SKU: RKI-72-0290-22-B
    Direct Ship* Item will ship direct from manufacturer if meets minimal requirements or from Ohio Power Tool, whichever is faster typically these orders will take 2-5+ days to ship if available from manufacturer. We do work to update customers if long delays are expected. Please do not hesitate to call our sales team with questions or stock status.
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