MSAMSA Replacement Sensors

MSA Gas Detector Sensor: ALTAIR 4XR/ALTAIR 5X, MSA, Carbon Monoxide/Hydrogen Sulfide

The MSA ALTAIR 5X replacement sensor (MPN 10106725) detects Carbon Monoxide (0 to 1,999 ppm) and Hydrogen Sulfide, with a 15-second response time. This sensor is designed for the ALTAIR 5X series gas detector.

SKU 3G-OTH-554422

Brand

MSA

Item

Gas Detector Sensor: ALTAIR 4XR/ALTAIR 5X, MSA, Carbon Monoxide/Hydrogen Sulfide

Technical Specifications

MSA

Manufacturer Part Number

10106725

Type

MSA, Carbon Monoxide/Hydrogen Sulfide, Sensor, 15 sec 

Part Type

Sensor 

Gas Detected

Hydrogen Sulfide 

Series [NEW]

ALTAIR 5X 

Measurement Range

Carbon Monoxide (0 to 1,999 ppm) 

Compatible Detector Model/Series

ALTAIR 5X 

View Full Spec Sheet

Technical Documents

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MSA Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the MSA 10106725 sensor used for?

The MSA 10106725 replacement sensor detects Carbon Monoxide (0 to 1,999 ppm) and Hydrogen Sulfide in the ALTAIR 5X gas detector. It is used for personal safety monitoring in industrial environments such as refineries, chemical plants, and confined spaces where toxic gas exposure is a risk.

What are the specifications of the MSA 10106725 sensor?

The MSA 10106725 sensor is a Carbon Monoxide/Hydrogen Sulfide replacement sensor with a 15-second response time. It measures CO from 0 to 1,999 ppm and detects H2S. It is compatible with the ALTAIR 5X series gas detector and is manufactured by MSA.

Where to buy the MSA 10106725 sensor worldwide?

3G Electric supplies the MSA 10106725 sensor worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this genuine MSA replacement sensor for the ALTAIR 5X.

How to install the MSA 10106725 sensor in an ALTAIR 5X?

To install the MSA 10106725 sensor, power off the ALTAIR 5X detector, remove the old sensor by unscrewing the retaining ring, and gently pull it out. Insert the new sensor, ensuring proper alignment, then secure the retaining ring. Perform a fresh-air calibration before use per MSA guidelines.

Used in

Common applications for MSA

Chemical processing plants — MSA Advantage 3100 series with OV/P100 cartridges for organic vapor and particulate protection

HVAC maintenance — MSA infrared refrigerant leak detector (H3015-8001) for detecting R-401A leaks in commercial systems

Firefighting departments — MSA fire helmets with carved eagle front holders (MPN 10065952) for department identification

Refrigeration service — MSA heated diode leak detector (H0019-8038) for R-12 refrigerant leak detection in older systems

Industrial safety compliance — MSA gas mask canisters (NIOSH P100) for use in confined space entry with organic vapors

MSA Products

3G Electric supplies MSA msa replacement sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all MSA products →Contact our engineers →