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Gas Monitors & Sensors

MSA Replacement Oxygen Sensor

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MSA Replacement Oxygen Sensor

MSA Replacement Oxygen Sensor

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Airgas Part #:MSA466324

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MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide, Hydrogen Sulfide And Sulfur Dioxide Multi Gas Monitor With Color Display

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MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide, Hydrogen Sulfide And Sulfur Dioxide Multi Gas Monitor With Color Display

MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide, Hydrogen Sulfide And Sulfur Dioxide Multi Gas Monitor With Color Display

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Airgas Part #:MSA10116929

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MSA ALTAIR® 2X Portable Ammonia Monitor

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MSA ALTAIR® 2X Portable Ammonia Monitor

MSA ALTAIR® 2X Portable Ammonia Monitor

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Airgas Part #:MSA10154079

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MSA Galaxy GX2 ALTAIR® 5/5X Calibration Station

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MSA Galaxy GX2 ALTAIR® 5/5X Calibration Station

MSA Galaxy GX2 ALTAIR® 5/5X Calibration Station

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Airgas Part #:MSA10128626

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Industrial Scientific Replacement MX6 iBrid® Methane Sensor

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Industrial Scientific Replacement MX6 iBrid® Methane Sensor

Industrial Scientific Replacement MX6 iBrid® Methane Sensor

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Airgas Part #:I2417124975-N

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Industrial Scientific Replacement MX6 iBrid® Hydrogen Sulphide Sensor

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Industrial Scientific Replacement MX6 iBrid® Hydrogen Sulphide Sensor

Industrial Scientific Replacement MX6 iBrid® Hydrogen Sulphide Sensor

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Airgas Part #:I2417124975-2

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Industrial Scientific Tango® TX1 Portable Carbon Monoxide Monitor

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Industrial Scientific Tango® TX1 Portable Carbon Monoxide Monitor

Industrial Scientific Tango® TX1 Portable Carbon Monoxide Monitor

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Airgas Part #:I24TX1-1

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BW Technologies by Honeywell MicroClipXL™ Portable Combustible Gas And Oxygen Gas Monitor

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BW Technologies by Honeywell MicroClipXL™ Portable Combustible Gas And Oxygen Gas Monitor

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BW Technologies by Honeywell MicroClipXL™ Portable Combustible Gas And Oxygen Gas Monitor

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Airgas Part #:B86MCXLXW00YNA

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BW Technologies by Honeywell Honeywell BW™ Solo Chlorine dioxide Detector (wireless)

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BW Technologies by Honeywell Honeywell BW™ Solo Chlorine dioxide Detector (wireless)

BW Technologies by Honeywell Honeywell BW™ Solo Chlorine dioxide Detector (wireless)

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Airgas Part #:B86BWS1-V-Y

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BW Technologies by Honeywell BW™ Ultra Portable Hydrogen Sulfide, Carbon Monoxide, Combustible Gas, Ammonia And Oxygen Gas Monitor

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BW Technologies by Honeywell BW™ Ultra Portable Hydrogen Sulfide, Carbon Monoxide, Combustible Gas, Ammonia And Oxygen Gas Monitor

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BW Technologies by Honeywell BW™ Ultra Portable Hydrogen Sulfide, Carbon Monoxide, Combustible Gas, Ammonia And Oxygen Gas Monitor

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Airgas Part #:B86HUX1W1H1M1A1YN

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BW Technologies by Honeywell BW Clip™ Portable Sulfur Dioxide Gas Monitor

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BW Technologies by Honeywell BW Clip™ Portable Sulfur Dioxide Gas Monitor

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BW Technologies by Honeywell BW Clip™ Portable Sulfur Dioxide Gas Monitor

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Airgas Part #:B86BWC2S

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Honeywell Replacement Midas® Sensor Cartridge Sensor

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Honeywell Replacement Midas® Sensor Cartridge Sensor

Honeywell Replacement Midas® Sensor Cartridge Sensor

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Airgas Part #:HYWMIDAS-L-O2S

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Industrial Scientific Ventis® MX4 Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

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Industrial Scientific Ventis® MX4 Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

Industrial Scientific Ventis® MX4 Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

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Airgas Part #:I24VTS-K1231100101

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MSA ALTAIR® 2XT Portable Carbon Monoxide And Nitrogen Dioxide Monitor

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MSA ALTAIR® 2XT Portable Carbon Monoxide And Nitrogen Dioxide Monitor

MSA ALTAIR® 2XT Portable Carbon Monoxide And Nitrogen Dioxide Monitor

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Airgas Part #:MSA10154073

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BW Technologies by Honeywell BW™ Flex Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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BW Technologies by Honeywell BW™ Flex Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

BW Technologies by Honeywell BW™ Flex Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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Airgas Part #:B86CPDW5X1H1M1Y00

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BW Technologies by Honeywell BW™ Icon Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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BW Technologies by Honeywell BW™ Icon Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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BW Technologies by Honeywell BW™ Icon Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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Airgas Part #:B86ICON-B-H

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Macurco™ Gas Detection OX-6 WHITE Fixed Oxygen Detector

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Macurco™ Gas Detection OX-6 WHITE Fixed Oxygen Detector

Macurco™ Gas Detection OX-6 WHITE Fixed Oxygen Detector

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Airgas Part #:AR0OX-6WHITE

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BW Technologies by Honeywell Honeywell BW™ Solo Sulfur dioxide Detector (wireless)

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BW Technologies by Honeywell Honeywell BW™ Solo Sulfur dioxide Detector (wireless)

BW Technologies by Honeywell Honeywell BW™ Solo Sulfur dioxide Detector (wireless)

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Airgas Part #:B86BWS1-S-Y

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Industrial Scientific Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

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Industrial Scientific Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

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Industrial Scientific Portable Carbon Monoxide, Combustible Gases, Hydrogen Sulfide And Oxygen Multi Gas Monitor

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Airgas Part #:I24VK-K1232111111

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MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide And Hydrogen Sulfide Multi Gas Monitor

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MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide And Hydrogen Sulfide Multi Gas Monitor

MSA ALTAIR® 5X Portable Combustible Gas, Oxygen, Carbon Monoxide And Hydrogen Sulfide Multi Gas Monitor

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Airgas Part #:MSA10116924

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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.