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Gas Monitors & Sensors

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MSA Replacement Altair® 4X/5X Combustible Gas And Methane Sensor

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MSA Replacement Altair® 4X/5X Combustible Gas And Methane Sensor

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Airgas Part #:MSA10106722

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Industrial Scientific Replacement Ventis® MX4 Oxygen Sensor

Industrial Scientific Replacement Ventis® MX4 Oxygen Sensor

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Airgas Part #:I2417134461

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MSA Replacement Altair® 4X/5X Oxygen Sensor

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MSA Replacement Altair® 4X/5X Oxygen Sensor

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Airgas Part #:MSA10106729

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BW Technologies by Honeywell Replacement GasAlert Oxygen Sensor

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BW Technologies by Honeywell Replacement GasAlert Oxygen Sensor

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Airgas Part #:B86SRX2V

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Industrial Scientific Replacement Ventis® MX4 Combustible Gas And Methane Sensor

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Industrial Scientific Replacement Ventis® MX4 Combustible Gas And Methane Sensor

Industrial Scientific Replacement Ventis® MX4 Combustible Gas And Methane Sensor

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Airgas Part #:I2417134495

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Industrial Scientific Replacement MX6 iBrid® Oxygen Sensor

Industrial Scientific Replacement MX6 iBrid® Oxygen Sensor

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Airgas Part #:I2417124975-3

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BW Technologies by Honeywell Replacement GasAlertMax XT | GasAlertMicroClip X3 | GasAlertMicroClip XL Sensor

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BW Technologies by Honeywell Replacement GasAlertMax XT | GasAlertMicroClip X3 | GasAlertMicroClip XL Sensor

BW Technologies by Honeywell Replacement GasAlertMax XT | GasAlertMicroClip X3 | GasAlertMicroClip XL Sensor

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Airgas Part #:B86SRWMP75

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BW Technologies by Honeywell Replacement GasAlert Combustible Gas Sensor

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BW Technologies by Honeywell Replacement GasAlert Combustible Gas Sensor

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Airgas Part #:B86SRWMP75C

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Honeywell Replacement Sensepoint XCD Oxygen Sensor

Honeywell Replacement Sensepoint XCD Oxygen Sensor

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Airgas Part #:HYWSPXCDXSO1SS

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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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MSA Replacement Solaris® Oxygen Sensor

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MSA Replacement Solaris® Oxygen Sensor

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Airgas Part #:MSA10046946

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MSA Replacement Oxygen Sensor

MSA Replacement Oxygen Sensor

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Airgas Part #:MSA466324

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Industrial Scientific Replacement Ventis® Pro5 Oxygen Sensor

Industrial Scientific Replacement Ventis® Pro5 Oxygen Sensor

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Airgas Part #:I2417155304-3

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Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Pentane Sensor

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Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Pentane Sensor

Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Pentane Sensor

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Airgas Part #:I2417124975-K

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Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Methane Sensor

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Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Methane Sensor

Industrial Scientific Replacement MX6 iBrid® Combustible Gas And Methane Sensor

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Airgas Part #:I2417124975-L

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Industrial Scientific Replacement Ventis® Pro5 Combustible Gas And Pentane Sensor

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Industrial Scientific Replacement Ventis® Pro5 Combustible Gas And Pentane Sensor

Industrial Scientific Replacement Ventis® Pro5 Combustible Gas And Pentane Sensor

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Airgas Part #:I2417155304-K

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MSA Replacement Altair® 4/5 Oxygen Sensor

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MSA Replacement Altair® 4/5 Oxygen Sensor

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Airgas Part #:MSA10089163

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BW Technologies by Honeywell Replacement GasAlertQuattro Combustible Gas Sensor

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BW Technologies by Honeywell Replacement GasAlertQuattro Combustible Gas Sensor

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BW Technologies by Honeywell Replacement GasAlertQuattro Combustible Gas Sensor

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Airgas Part #:B86SRW0475C

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BW Technologies by Honeywell Replacement PhD6™ Sensor

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BW Technologies by Honeywell Replacement PhD6™ Sensor

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Airgas Part #:B86545490

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BW Technologies by Honeywell Replacement GasAlert Combustible Gas Sensor

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BW Technologies by Honeywell Replacement GasAlert Combustible Gas Sensor

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Airgas Part #:B86SRW04

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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.