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Gas Detector Sensors · MSA · sensors and calibration gas

MSA XCell Sensors and Calibration Gas

Every MSA sensors and calibration gas listing we stock, with its price and add to cart: 43 listings, 44 part numbers; the MSA XCell replacement sensor kits (with the ALTAIR detectors each fits), the MSA calibration gas cylinders by mix and size, and the Gas Miser and fixed-flow regulators, as MSA lists them. Figures below are as published by the manufacturer. Ships in 1–2 business days; most orders arrive in 3–7 business days.

Calibration gas and regulators (18)

Part numberItemFits / as printedPrice
10034391MSA 10034391 Demand Flow Regulator, Gas MiserCalibration Regulator, Gas Miser Demand, Model RP$964.86
10041225MSA 10041225 Calibration Accessoryfits ALTAIR$184.30
10045035MSA 10045035 Calibration Accessory, 1.45% CH4, 15.0% O2, 60 ppm CO, 20 ppm H2S—$707.09
10048280MSA 10048280 Calibration Gas CylinderCalibration Cylinder, Gas, 34 L, (CH4)-1.45%, (O2)-15%, (CO)-60 PPM, ($460.65
10075804MSA 10075804 Calibration Accessory—$484.50
10098855MSA 10098855 Calibration Gas Cylinderfits ALTAIR$574.75
10150606MSA 10150606 Calibration Gas CylinderCalibration Cylinder, Gas, 116 L, (CH4)-1.45%, (O2)-15%, (CO)-60 PPM, $1152.35
10150622MSA 10150622 Calibration Gas CylinderCalibration Cylinder, Gas, 116 L, (CH4)-1.45%, (O2)-15%, (CO)-60 PPM, $1152.35
10153800MSA 10153800 Calibration Gas Cylinder, 60 ppm CO, 20 ppm H2S, 34 LCalibration Cylinder Altair 2X Gas, 34 L, (CO)-60 PPM , (H2S)-20 PPM$438.90
10153803MSA 10153803 Calibration Gas Cylinder, 60 ppm CO, 10 ppm NO2, 34 LCalibration Cylinder, Altair 2X Gas, 34 L, (CO)-60 PPM, (NO2)-10 PPM$495.90
10242914MSA 10242914 Calibration Accessoryfits ALTAIR$2021.36
449482MSA 449482 Calibration Hose—$35.62
467895MSA 467895 Fixed Flow Regulator, 0.25 LPMRegulator, Fixed Flow, Model RP, .25 LP$405.12
710288MSA 710288 Demand Flow Regulatorfits ALTAIR$1040.67
710289MSA 710289 Demand Flow Regulator, Gas MiserCalibration Regulator, Gas Miser Demand, BD-20, w/ CGA 590$824.60
711078MSA 711078 Calibration Gas Cylinder, 25 ppm NH3, 34 LCalibration Cylinder, Gas, 34 L, (NH3)-25 PPM$704.90
711082MSA 711082 Calibration Gas Cylinder—$704.90
803498MSA 803498 Calibration Gas Cylinder—$478.95

Replacement sensors (26)

Part numberItemFits / as printedPrice
10001-1MSA 10001-1 Replacement Gas Sensor—$1783.66
10046946MSA 10046946 Oxygen Sensor for Gas Detectors—$473.10
10080224MSA 10080224 Replacement Nitrogen Dioxide Sensor, for ALTAIRfits ALTAIR$959.50
10105650MSA 10105650 Replacement Gas Sensor—$32.77
10106375MSA 10106375 Replacement Hydrogen Cyanide Sensor, for ALTAIR 5Xfits ALTAIR 5X$756.20
10106722MSA XCell Replacement Sensor Kits, LEL and CO/H2S, 2 Part NumbersSensor Replacement Kit Combustible$511.56
10106725MSA XCell Replacement Sensor Kits, LEL and CO/H2S, 2 Part NumbersSensor Replacement Kit CO/H2S$572.49
10106726MSA 10106726 XCell Replacement NH3 Sensor, for ALTAIR 5X, 0-100 ppmXcell Sensor Replacement Kit NH3$1091.55
10106727MSA 10106727 XCell Replacement SO2 Sensor, for ALTAIR 4XR, ALTAIR 5X, 0-20 ppmXcell Sensor Replacement Kit SO2$1135.25
10106728MSA 10106728 XCell Replacement Cl2 Sensor, for ALTAIR 5X, 0-10 ppmXcell Sensor Replacement Kit CL2$930.05
10106729MSA 10106729 XCell Oxygen Sensor for Gas DetectorsSensor Replacement Kit O2$433.83
10110062MSA 10110062 Replacement Gas Sensor—$53.44
10114750MSA 10114750 Replacement Gas Sensor, for ALTAIR 5Xfits ALTAIR 5X$863.55
10116638MSA 10116638 Replacement Phosphine Sensor, for ALTAIR 5Xfits ALTAIR 5X$1187.50
10121211MSA 10121211 XCell Replacement LEL (Ex-H) Sensorfits ALTAIR 4XR, ALTAIR 5X (not available for CSA-approved instruments)$529.15
10121212MSA 10121212 XCell Replacement LEL (Ex-M) Sensor, for ALTAIR 4XR, ALTAIR 5Xfits ALTAIR 4XR, ALTAIR 5X$487.35
10121213MSA 10121213 XCell Replacement CO/H2S-LC Two-Tox Sensorfits ALTAIR 4XR, ALTAIR 5X$517.75
10121215MSA 10121215 XCell Replacement SO2/H2S-LC Two-Tox Sensorfits ALTAIR 4XR, ALTAIR 5X$654.55
10121216MSA 10121216 XCell Replacement CO-HC Sensor, for ALTAIR 5X, 0-10,000 ppm COfits ALTAIR 5X$744.80
10121217MSA 10121217 XCell Replacement CO/NO2 Two-Tox Sensor, for ALTAIR 4XR, ALTAIR 5XXcell Sensor Replacement Kit CO/NO2$710.60
10121227MSA 10121227 XCell Replacement H2S-Pulse Sensor, for ALTAIR 2XP, 0-200 ppmfits ALTAIR 2XP$517.75
10152603MSA 10152603 XCell Replacement CO/H2S Two-Tox Sensor, for ALTAIR 2X / 2XTfits ALTAIR 2X / 2XT$517.75
10152604MSA 10152604 XCell Replacement CO-H2/H2S Two-Tox Sensor, for ALTAIR 2X / 2XTfits ALTAIR 2X / 2XT$654.55
10152606MSA 10152606 XCell Replacement CO/NO2 Two-Tox Sensor, for ALTAIR 2X / 2XTfits ALTAIR 2X / 2XT$688.75
1400152-1MSA 1400152-1 Replacement Gas Sensor—$53.36
50445-1MSA 50445-1 Replacement Gas Sensor—$1840.32

Source: Part numbers and descriptions as the manufacturer prints them; prices from the store.

sensors and calibration gas documents

Source: MSA product pages, fetched Nov 10 2026.

Guides: confined space gas testing order · bump test vs calibration.

MSA XCell Sensors and Calibration Gas questions

Which sensors and calibration gas listings do you stock? 10034391, 10041225, 10045035, 10048280, 10075804, 10098855, 10150606, 10150622, 10153800, 10153803, 10242914, 449482, 467895, 710288, 710289, 711078, 711082, 803498, 10001-1, 10046946, 10080224, 10105650, 10106375, 1010672, 10106726 and 18 more.

Where do the figures on this page come from? From the MSA product pages and documents fetched Nov 10 2026 and the MSA bulletins and 2026-2027 catalog; each product page cites its source under every table.

How do I pick the right part number? Open the product page: it lists the gases, kit contents, fits and alarm set points as the manufacturer prints them, with the related part numbers in the same family.

Do you ship nationwide? Yes. Ships in 1–2 business days; most orders arrive in 3–7 business days.

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