US Made Supply

✓ Verified

"Product and application as des..."

✓ Verified

"So far - love the product and ..."

✓ Verified

"very high quality. easy to app..."

Roofing & Roofs
Flat or Low Slope
Safety

MSA XCell O2 Sensor Replacement Kit with Alarms (for Altair 4X / 5X) - Image 1
MSA XCell O2 Sensor Replacement Kit with Alarms (for Altair 4X / 5X) - Image 2
MSA XCell O2 Sensor Replacement Kit with Alarms (for Altair 4X / 5X) - Image 1
MSA XCell O2 Sensor Replacement Kit with Alarms (for Altair 4X / 5X) - Image 2

MSA XCell O2 Sensor Replacement Kit with Alarms (for Altair 4X / 5X)

MSA
Gas Detection

( 0 )

$482.00

In stock. Usually ships in 1-2 business days.

Each

Secure Checkout

US Made Products

Flat Rate Shipping

Business Support


Text or call 714-248-6555 with questions or for delivery options.


Ordering for a business?

Volume pricing on 10+ units

Free compliance and restock reminders

Call 714-248-6555 or email support@usmadesupply.com

The MSA Safety XCell O2 Sensor Replacement Kit provides oxygen detection for Altair 4X and 5X multigas detectors. This sensor replacement uses XCell technology for extended operational life and comes with an alarm calibration package to ensure proper detector function. The kit is designed specifically for oxygen monitoring applications in industrial environments where gas detection is critical.

This replacement sensor maintains compatibility with both Altair 4X and 5X series detectors, providing seamless integration without detector modifications. The XCell sensor technology delivers reliable oxygen detection with improved longevity compared to standard sensors. Each kit includes the necessary calibration components to verify proper alarm thresholds and detector response. Manufactured in the USA, this sensor meets MSA's quality standards for industrial gas detection equipment.

The sensor replacement is essential for maintaining gas detector functionality in confined spaces, industrial facilities, and hazardous work environments. Regular sensor replacement ensures accurate oxygen level monitoring and proper safety alarm operation. This kit fits directly into existing Altair detector housings for quick field replacement without special tools.

More from MSA

View all →
MSA Comfo Cap Protective Cap, Black, Staz-On Suspension, Model 82769

MSA Comfo Cap Protective Cap, Black, Staz-On Suspension, Model 82769

$94.00

MSA Skullgard Full Brim Hard Hat Natural Tan with Staz-On Suspension - Standard

MSA Skullgard Full Brim Hard Hat Natural Tan with Staz-On Suspension - Standard

$154.00

MSA Skullgard Protective Cap Natural Tan - w/ Staz-On Suspension, Large

MSA Skullgard Protective Cap Natural Tan - w/ Staz-On Suspension, Large

$148.00

MSA Skullgard Protective Cap Natural Tan with Staz-On Suspension

MSA Skullgard Protective Cap Natural Tan with Staz-On Suspension

$137.00

MSA Skullgard Protective Cap Natural Tan with Swing-Ratchet Suspension, Standard

MSA Skullgard Protective Cap Natural Tan with Swing-Ratchet Suspension, Standard

$164.00

MSA Skullgard Protective Cap White - w/ Staz-On Suspension, Standard

MSA Skullgard Protective Cap White - w/ Staz-On Suspension, Standard

$145.00

MSA V-Gard Helmet Mounted Hearing Protection, High - Model 10190358

MSA V-Gard Helmet Mounted Hearing Protection, High - Model 10190358

$60.00

MSA V-Gard Slotted Full-Brim Hat, Red, w/Fas-Trac III Suspension

MSA V-Gard Slotted Full-Brim Hat, Red, w/Fas-Trac III Suspension

$29.00

Customer Support

Terms of ServicePrivacy PolicyShipping & DeliveryReturns & RefundsFAQs

Copyright © 2026 US Made, LLC. All Rights Reserved.

All content is for informational purposes only and does not constitute professional, legal, or compliance advice. Verify all requirements with the applicable standards and authorities.

Secure Payments

VisaMastercardAmerican ExpressDiscoverApple PayGoogle PayShop PayPayPal