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Gas Monitors & Sensors

BW Technologies by Honeywell Replacement GasAlert Chlorine Dioxide Sensor

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BW Technologies by Honeywell Replacement GasAlert Chlorine Dioxide Sensor

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BW Technologies by Honeywell Replacement GasAlert Chlorine Dioxide Sensor

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Airgas Part #:B86SRV04

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Industrial Scientific Replacement SafeCore® Pentane Sensor

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Industrial Scientific Replacement SafeCore® Pentane Sensor

Industrial Scientific Replacement SafeCore® Pentane Sensor

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Airgas Part #:I2417156650-K

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Industrial Scientific Ventis® Pro5 Portable Carbon Monoxide, Hydrogen Sulfide, LEL Pentane, LEL C5H12, Pentane, Sulfur Dioxide And Oxygen Multi Gas Monitor

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Industrial Scientific Ventis® Pro5 Portable Carbon Monoxide, Hydrogen Sulfide, LEL Pentane, LEL C5H12, Pentane, Sulfur Dioxide And Oxygen Multi Gas Monitor

Industrial Scientific Ventis® Pro5 Portable Carbon Monoxide, Hydrogen Sulfide, LEL Pentane, LEL C5H12, Pentane, Sulfur Dioxide And Oxygen Multi Gas Monitor

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Airgas Part #:I24VP5-KJ532111101

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BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

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BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

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Airgas Part #:B86MCXLX0H0YNA

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MSA Replacement Ultima® X Series Sensor

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MSA Replacement Ultima® X Series Sensor

MSA Replacement Ultima® X Series Sensor

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Airgas Part #:MSAAULTXSENS3100

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

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

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

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Airgas Part #:B86HUX1W1H1M1B1YN

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Macurco™ Gas Detection TX-6-HS Fixed Hydrogen Sulfide Detector

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Macurco™ Gas Detection TX-6-HS Fixed Hydrogen Sulfide Detector

Macurco™ Gas Detection TX-6-HS Fixed Hydrogen Sulfide Detector

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Airgas Part #:AR0TX-6-HS

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Macurco™ Gas Detection TX-6-ND Fixed Nitrogen Dioxide Detector

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Macurco™ Gas Detection TX-6-ND Fixed Nitrogen Dioxide Detector

Macurco™ Gas Detection TX-6-ND Fixed Nitrogen Dioxide Detector

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Airgas Part #:AR0TX-6-ND

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Industrial Scientific GasBadge® Pro Portable Hydrogen Sulfide Monitor

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Industrial Scientific GasBadge® Pro Portable Hydrogen Sulfide Monitor

Industrial Scientific GasBadge® Pro Portable Hydrogen Sulfide Monitor

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Airgas Part #:I2418100060-2

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Industrial Scientific Ventis® MX4 Portable LEL And Oxygen Multi Gas Monitor

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Industrial Scientific Ventis® MX4 Portable LEL And Oxygen Multi Gas Monitor

Industrial Scientific Ventis® MX4 Portable LEL And Oxygen Multi Gas Monitor

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Airgas Part #:I24VTS-K0031000101

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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-L1232101101

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BW Technologies by Honeywell GasAlertMicroClip X3 Portable Oxygen, Combustible Gas And Carbon Monoxide Detector

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BW Technologies by Honeywell GasAlertMicroClip X3 Portable Oxygen, Combustible Gas And Carbon Monoxide Detector

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BW Technologies by Honeywell GasAlertMicroClip X3 Portable Oxygen, Combustible Gas And Carbon Monoxide Detector

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Airgas Part #:B86MCX3XW0MYNA

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BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

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BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

BW Technologies by Honeywell MicroClipXL™ Oxygen and Hydrogen Sulfide Gas Monitor

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Airgas Part #:B86MCXLX0H0BNA

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BW Technologies by Honeywell BW Clip™ Real Time Portable Carbon Monoxide Gas Monitor

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BW Technologies by Honeywell BW Clip™ Real Time Portable Carbon Monoxide Gas Monitor

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BW Technologies by Honeywell BW Clip™ Real Time Portable Carbon Monoxide Gas Monitor

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Airgas Part #:B86BWC3RM

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BW Technologies by Honeywell GasAlertMicro 5 Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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BW Technologies by Honeywell GasAlertMicro 5 Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

BW Technologies by Honeywell GasAlertMicro 5 Portable Combustible Gas, Oxygen, Hydrogen Sulfide And Carbon Monoxide Detector

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Airgas Part #:B86M5XW0YRDDYN0

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Macurco™ Gas Detection TX-6-AM Fixed Ammonia Detector

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Macurco™ Gas Detection TX-6-AM Fixed Ammonia Detector

Macurco™ Gas Detection TX-6-AM Fixed Ammonia Detector

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Airgas Part #:AR0TX-6-AM

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Macurco™ Gas Detection TX-12-AM Fixed Ammonia Detector

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Macurco™ Gas Detection TX-12-AM Fixed Ammonia Detector

Macurco™ Gas Detection TX-12-AM Fixed Ammonia Detector

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Airgas Part #:AR0TX-12-AM

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

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

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

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Airgas Part #:B86HUX1W1M100A1BN

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BW Technologies by Honeywell MicroClipXL™ Oxygen, Hydrogen Sulfide, And Carbon Monoxide Gas Monitor

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BW Technologies by Honeywell MicroClipXL™ Oxygen, Hydrogen Sulfide, And Carbon Monoxide Gas Monitor

BW Technologies by Honeywell MicroClipXL™ Oxygen, Hydrogen Sulfide, And Carbon Monoxide Gas Monitor

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Airgas Part #:B86MCXLX0HMYNA

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MSA ALTAIR® 4XR Portable Combustible Gas And Oxygen Multi Gas Monitor

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MSA ALTAIR® 4XR Portable Combustible Gas And Oxygen Multi Gas Monitor

MSA ALTAIR® 4XR Portable Combustible Gas And Oxygen Multi Gas Monitor

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Airgas Part #:MSA10178559

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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.