MSA & Safety io™

Expect more
from your gas detectors

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Gas detection plays a fundamental role in helping to keep workers and worksites safe from flammable and toxic gases.

Introducing MSA + Safety io

your comprehensive gas detection solution

Renowned durability

Best-in-class MSA ALTAIR® detectors

Operate in the most extreme environmental conditions.

Are dust- and waterproof.

Carry non-prorated 3- or 4-year warranties.



Lead the market in gas hazard response.

Alert workers to threats twice as fast as the industry average.

Save costly test gas with fast bumps and calibrations.



Maximize gas detector uptime.

Document alarm activity.

Drive worker accountability.

Make informed decisions with real-time data.

Best-in-class MSA detectors, test equipment, and support with insights from web-based Safety io Grid services.

The Complete Portable Gas Detection Offering

Area Monitoring Gas Detector

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  • Four-gas detection with catalytic bead sensors
  • Local or remote monitoring capabilities
  • Rugged, drop-tested design and 60-day battery life

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Multi Gas Detectors

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  • Includes 4XR, 5X or 4XM Multigas Detector
  • Driven by MSA XCell® Sensor technology
  • Perform within the toughest industrial environments

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Calibration Test Stand

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  • Provides simple, automated testing and calibration of ALTAIR gas detectors
  • Use as stand-alone unit or integrated portable detection management system
  • Allows for simultaneous testing of up to 10 instruments

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Web-based Safety io Grid Services

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  • Web-based software as a service (SaaS) supports ALTAIR gas detectors to connect worksites
  • Provides access to data from anywhere, any time, on any device
  • Centralizes reports and data logs for automated compliance
  • Safety io’s Information Security Management System is now ISO/IEC 27001:2013 certified. Learn more here »

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Know the MSA Difference. View the infographic

More gas detection resources

10 Area Monitoring Must-Haves

Uncover the 10 area-monitoring solution must-haves for a successful gas detection program.

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10 Essentials for a Gas Detection Program

Discover the 10 key things to keep in mind when developing a gas detection program.

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3 Elements of a Successful Gas Detection Program

Learn why subject matter expertise, technology that works, and a human-centered approach are key factors.

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Gas Detection Best Practices Checklist

Review the list to see if you have an industry-leading gas detection program.

Read more

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