MSA ALTAIR io™ 4 Portable Gas Detector, Support worker safety and connectivity with the ALTAIR io 4 portable gas detector.

The ALTAIR io™ 4 Portable Gas Detector, developed by MSA Safety, is an advanced, connected safety device designed for continuous multi-gas detection in industrial and field environments. Compact yet powerful, it provides real-time monitoring of key hazardous gases such as O₂, H₂S, CO, and LEL, helping workers stay protected in high-risk areas. With its smart connectivity and rugged design, the io™ 4 sets a new standard for industrial safety monitoring.

Key Features

• Connected Worker Technology: Integrates seamlessly with the MSA Grid cloud platform, allowing real-time visibility of worker safety, location, and gas readings.

• Multi-Gas Detection: Monitors up to four gases simultaneously, including O₂, CO, H₂S, and combustible gases (LEL).

• Rugged and Reliable Design: With IP68 protection, it resists water, dust, and harsh environmental conditions for extended field use.

• Long-Lasting Power and Sensors: Delivers over two months of battery life and features advanced XCell® sensors known for accuracy and longevity.

• Automatic Data Logging and Alerts: Wireless data transfer, instant alarms, and visual/audible notifications ensure immediate awareness of danger.

• Easy Deployment: Pre-configured settings, simple docking, and zero calibration downtime reduce setup time and simplify fleet management.

Applications

The ALTAIR io™ 4 is ideal for:

• Oil & Gas Refineries and Petrochemical Plants

• Mining and Heavy Manufacturing

• Water and Wastewater Treatment Facilities

• Utilities and Power Generation

• Confined Space Entry and Field Maintenance Operations

It provides frontline workers with constant situational awareness—like having a safety supervisor in their pocket.

Partnering with Wuhan Xieyuan

By working with Wuhan Xieyuan, customers gain:

• Authorized product sourcing and fast local delivery.

• Technical consultation and setup support for gas detection systems.

• After-sales calibration and maintenance services ensuring compliance and long-term reliability.

• Integrated safety solutions, combining MSA’s intelligent detection with Wuhan Xieyuan’s industrial expertise.

  
  

MSA ALTAIR io™ 4 Portable Gas Detector Part Numbers

ALTAIR io™ 4 Gas Detection Wearable

10221905

ALTAIR io 4 NA/IEC/ATEX, USA Verizon Coverage, General Combustible 0-100% LEL, O2 Std., CO Std., NA/EU/UK Charger

10221907

ALTAIR io™ 4 NA/IEC/ATEX, USA Verizon Coverage, General Combustible 0-100% LEL, O2 Std., CO H2-Resistant, NA/EU/UK Charger

10221900

ALTAIR io™ 4 Gas Detector NA/IEC/ATEX, LTE-M USA (VZW, AT&T, T-Mobile), General Combustible 0-100% LEL, O2 Std., CO Std., H2S Std., NA/EU/UK Charger

10221903

ALTAIR io™ 4 NA/IEC/ATEX, USA Verizon Coverage, General Combustible 0-100% LEL, O2 Std., CO H2-Resistant, H2S Std., NA/EU/UK Charger

10221917

ALTAIR io 4 NA/IEC/ATEX, USA Verizon Coverage, O2 Std., CO Std., H2S Std., NA/EU/UK Charger

10221918

ALTAIR io 4 NA/IEC/ATEX, USA Verizon Coverage, O2 Std., NA/EU/UK Charger

10221899

ALTAIR io™ 4 NA/IEC/ATEX, Global AT&T Coverage, CO H2-Resistant, NA/EU/UK Charger

10221910

ALTAIR io 4 NA/IEC/ATEX, USA Verizon Coverage, General Combustible 0-100% LEL, NA/EU/UK Charger

10221857

ALTAIR io™ 4 NA/IEC/ATEX, Global AT&T Coverage, General Combustible 0-100% LEL, O2 Std., CO H2-Resistant, H2S Std., NA/EU/UK Charger

10248320

ALTAIR io™ 4   Performance Approved, LTE-M/2G Global (Excluding USA), General Combustible 0-100% LEL, O2 Std., CO Std., H2S Std., NA/EU/UK Charger, Subscription,  Canada

ALTAIR io™ 4 Gas Detection Wearable Outright Purchase

10242927

5-Device Smart Charger, ALTAIR io CHARGE, Purchase

10242913

Cylinder Holder, Global, ALTAIR io DOCK, Purchase

10245598

ALTAIR io™ 4 Gas Detector NA/IEC/ATEX, LTE-M USA (VZW, AT&T, T-Mobile), General Combustible 0-100% LEL, O2 Std., CO Std., H2S Std., NA/EU/UK Charger, Starter Purchase

10248523

ALTAIR io™ 4 Performance Approved, LTE-M/2G Global (Excluding USA), General Combustible 0-100% LEL, O2 Std., CO Std., H2S Std., NA/EU/UK Charger, Subscription, Starter Purchase Canada

10246442

Test Stand, Global, ALTAIR io DOCK, Purchase

Spare parts & accessories

10106722

Sensor Replacement Kit Combustible

10106725

Sensor Replacement Kit CO/H2S

10106729

Sensor Replacement Kit O2

10208156

5-Device Smart Charger, ALTAIR io CHARGE

10220386

Front Housing Package, ALTAIR io 4

10220387

Back Housing Package, ALTAIR io 4

10220388

Calibration Cap Package, ALTAIR io 4

10220389

Clip Package, ALTAIR io 4

10220390

Horn Package, ALTAIR io 4

10220401

ALTAIR io USB + Wall Charger, NA,EU,UK

10220403

Screws (Qty: 10) Package, ALTAIR io 4

10220405

Display Package, ALTAIR io 4

467895

Regulator, Fixed Flow, Model RP, .25 LP

10253408

ALTAIR io™ Cradle Charger, USB Plug, Vehicle and Desktop Use