RKI Instruments  |  SKU: RKI01-72-PAX-C

RKI GX-3R Pro 5 Gas Confined Space Monitor with Wireless Communication

Ships in 5 - 7 days

Price $931.00
Shipping calculated at checkout.

RKI 3R-PRO 5 Gas Monitor with Wireless Communication and Man down Alarm is the smallest and lightest 5 Gas Personal monitor. Weighing only 4.58 ounces, it fits in the palm of your hand. In addition to the four confined space gases (CO, H2S, LEL, O2) the GX-3R Pro has a 5th channel for toxic and infrared sensors. The GX-3R Pro comes equipped with Bluetooth wireless communication. This 5 gas monitor utilizes Bluetooth communication to display direct gas readings from the instrument to a phone app, which is available free on either iOS or Android phones.

This version includes rechargeable Li-ion battery pack and 120V wall charger. The alkaline battery version is available.

Applications: Personal monitoring, Confined spaces, Refineries/petrochemical, Utilities, Oil and Gas, Water/wastewater, Fire services, Construction

Key Features:

  • Smallest & lightest 5 gas monitor (2.9" W x 2.6" H x 1.06" D , 4.58 ounces)
  • Simultaneous detection of 5 gases (LEL, O2, H2S, CO, and other optional sensors)
    • Confined Space Gases: LEL, O2, H2S, CO
    • Toxic/IR Gases: HCN, NO2, SO2, CO2, NH3
    • H2 Compensated CO sensor available
  • Simple 2-button operation
  • Bluetooth communication with iOS & Android App
  • Non-Compliance Indicator
  • 3 user adjustable alarm levels
  • Panic Alarm (Tap instrument twice)
  • Man Down Alarm
  • Impact resistant body
  • Large full dot, auto-backlit display with auto-rotation
  • Stealth mode for law enforcement
  • Field replaceable sensors & filters
  • Water and dust resistant design, IP66/68
  • ATEX/CSA Approval
  • 3 Year Warranty

Remember to regularly perform bump tests. RKI recommends calibrating every 90 days.

Brochure:

Brochure

Specification Sheet:

Specification Sheet

Optional Accessory: 4-Gas Mix 34 Liter Calibration Gas, Downloading cable, USB / IrDA adapter, 0.25 Regulator

Part Numbers:
72-PAX-C GX-3R Pro, 4 gas, LEL/O2/ combo H2S & CO with Li-Ion battery & 100-240 VAC charger (no 5th sensor)
72-PAA-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/ppm CO2 with 100-240 VAC charger
72-PAB-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/% CO2 with 100-240 VAC charger
72-PAC-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/SO2 100 ppm with 100-240 VAC charger
72-PAD-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/NO2 20.0 ppm with 100-240 VAC charger
72-PAE-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/HCN 30.0 ppm with 100-240 VAC charger
72-PAE-G GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/NH3 400 ppm with 100-240 VAC charger
DISCONTINUED72-PAF-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/PH3 20.0 ppm with 100-240 VAC charger

Please Contact Customer Service, 1-800-829-9580, for various toxic, infrared sensors options, and calibration kits.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Meta Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

The image features an RKI Instruments GX-3R Pro 5 Gas Confined Space Monitor alongside a smartphone showcasing its app interface. The monitor displays levels of CH4, O2, CO, and H2S, while the phone wirelessly mirrors this data, making both devices crucial for detecting gas concentrations in confined spaces.
RKI Instruments

RKI GX-3R Pro 5 Gas Confined Space Monitor with Wireless Communication

From $931.00

RKI 3R-PRO 5 Gas Monitor with Wireless Communication and Man down Alarm is the smallest and lightest 5 Gas Personal monitor. Weighing only 4.58 ounces, it fits in the palm of your hand. In addition to the four confined space gases (CO, H2S, LEL, O2) the GX-3R Pro has a 5th channel for toxic and infrared sensors. The GX-3R Pro comes equipped with Bluetooth wireless communication. This 5 gas monitor utilizes Bluetooth communication to display direct gas readings from the instrument to a phone app, which is available free on either iOS or Android phones.

This version includes rechargeable Li-ion battery pack and 120V wall charger. The alkaline battery version is available.

Applications: Personal monitoring, Confined spaces, Refineries/petrochemical, Utilities, Oil and Gas, Water/wastewater, Fire services, Construction

Key Features:

Remember to regularly perform bump tests. RKI recommends calibrating every 90 days.

Brochure:

Brochure

Specification Sheet:

Specification Sheet

Optional Accessory: 4-Gas Mix 34 Liter Calibration Gas, Downloading cable, USB / IrDA adapter, 0.25 Regulator

Part Numbers:
72-PAX-C GX-3R Pro, 4 gas, LEL/O2/ combo H2S & CO with Li-Ion battery & 100-240 VAC charger (no 5th sensor)
72-PAA-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/ppm CO2 with 100-240 VAC charger
72-PAB-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/% CO2 with 100-240 VAC charger
72-PAC-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/SO2 100 ppm with 100-240 VAC charger
72-PAD-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/NO2 20.0 ppm with 100-240 VAC charger
72-PAE-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/HCN 30.0 ppm with 100-240 VAC charger
72-PAE-G GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/NH3 400 ppm with 100-240 VAC charger
DISCONTINUED72-PAF-C GX-3R Pro, 5 gas, LEL/O2/combo H2S & CO/PH3 20.0 ppm with 100-240 VAC charger

Please Contact Customer Service, 1-800-829-9580, for various toxic, infrared sensors options, and calibration kits.

5th Sensor

  • None
  • Ammonia (NH3)
  • Hydrogen Cyanide (HCN)
  • Nitrogen Dioxide (NO2)
  • Sulfer Dioxide (SO2)
  • ppm Carbon Dioxide (ppm CO2)
  • % Carbon Dioxide (% CO2)
  • Phosphine (PH3)
View product