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Gas Monitors & Sensors

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MSA Ultima® X Natural Gas And Hydrogen Sensor

MSA Ultima® X Natural Gas And Hydrogen Sensor

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Airgas Part #:MSA10060178

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RAE® Systems MeshGuard QRAE 3 Combustible Gas Sensor

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RAE® Systems MeshGuard QRAE 3 Combustible Gas Sensor

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Airgas Part #:R42014-0212-000

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BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Ozone Sensor

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BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Ozone Sensor

BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Ozone Sensor

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Airgas Part #:B86SRG04

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RKI Instruments, Inc. GX-3R Pro Portable Oxygen, Carbon Monoxide, Combustible Gas And Hydrogen Sulfide Multi Gas Detector

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RKI Instruments, Inc. GX-3R Pro Portable Oxygen, Carbon Monoxide, Combustible Gas And Hydrogen Sulfide Multi Gas Detector

RKI Instruments, Inc. GX-3R Pro Portable Oxygen, Carbon Monoxide, Combustible Gas And Hydrogen Sulfide Multi Gas Detector

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Airgas Part #:R5172-PAX-C

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RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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Airgas Part #:R5172-FA-A-A10-51

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RAE® Systems QRAE 3 Hydrogen Sulfide Sensor

RAE® Systems QRAE 3 Hydrogen Sulfide Sensor

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Airgas Part #:R42032-0202-003

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MSA S4000TH H2S Hydrogen Sulfide Sensor

MSA S4000TH H2S Hydrogen Sulfide Sensor

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Airgas Part #:MSA504451

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BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Sulfur Dioxide Sensor

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BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Sulfur Dioxide Sensor

BW Technologies by Honeywell BW™ Solo GasAlert Extreme GasAlertMicro5 Series Sulfur Dioxide Sensor

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Airgas Part #:B86PSRS04

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RAE® Systems ToxiRAE Pro PID Volatile Organic Compounds Sensor

RAE® Systems ToxiRAE Pro PID Volatile Organic Compounds Sensor

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Airgas Part #:R42C03-0912-001

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Honeywell Midas® Sensor Cartridge Nitric Oxide Sensor

Honeywell Midas® Sensor Cartridge Nitric Oxide Sensor

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Airgas Part #:HYWMIDAS-E-NOX

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RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

RKI Instruments, Inc. GX-FORCE Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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Airgas Part #:R5172-FA-A-A10-50

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RAE® Systems ToxiRAE® Pro Portable Hydrogen Cyanide Detector

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RAE® Systems ToxiRAE® Pro Portable Hydrogen Cyanide Detector

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Airgas Part #:R42G02-B710-100

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RKI Instruments, Inc. 04 SERIES Portable Carbon Monoxide Monitor

RKI Instruments, Inc. 04 SERIES Portable Carbon Monoxide Monitor

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Airgas Part #:R5173-0065

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RAE® Systems MultiRAE+ QRAE+ QRAE Oxygen Sensor

RAE® Systems MultiRAE+ QRAE+ QRAE Oxygen Sensor

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Airgas Part #:R42008-1161-000

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Industrial Scientific Ventis® Pro5 Combustible Gas And Methane Sensor

Industrial Scientific Ventis® Pro5 Combustible Gas And Methane Sensor

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Airgas Part #:I2417155304-L

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RKI Instruments, Inc. GX-3R Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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RKI Instruments, Inc. GX-3R Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

RKI Instruments, Inc. GX-3R Portable Combustible Gas, Carbon Monoxide, Hydrogen Sulfide, And Oxygen Monitor

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Airgas Part #:R5172-RA-C-50

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Honeywell XNX Transmitter Carbon Monoxide Sensor

Honeywell XNX Transmitter Carbon Monoxide Sensor

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Airgas Part #:HYWXNXXSC1SS

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Industrial Scientific MX6 iBrid® Tubes

Industrial Scientific MX6 iBrid® Tubes

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Airgas Part #:I2417158960

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Honeywell Sensepoint XCD Carbon Monoxide Sensor

Honeywell Sensepoint XCD Carbon Monoxide Sensor

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Airgas Part #:HYWSPXCDXSCXSS

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BW Technologies by Honeywell Honeywell BW™ Solo Portable Hydrogen Sulfide Detector

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BW Technologies by Honeywell Honeywell BW™ Solo Portable Hydrogen Sulfide Detector

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BW Technologies by Honeywell Honeywell BW™ Solo Portable Hydrogen Sulfide Detector

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Airgas Part #:B86BWS1-HL-Y

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Identify Toxic Gas Leaks Fast

Easy-to-use single and multiple gas monitors and sensors at Airgas can keep you, the plant, and people who live nearby from becoming a victim of dangerous leaks and exposures. These invaluable life-saving devices come in a variety of convenient portable and clip-on formats from MSA, BW, Industrial Scientific, Honeywell, and other manufacturers. Not only can they help keep workers safe, but they can also keep the site in compliance.


Airgas is a leading single-source supplier for all things gases, welding equipment, and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.