What makes the ALTAIR 4XR Gas Detector stand out?

It boasts rapid-response MSA XCell sensors, enabling it to sense gas twice as fast as the industry average.

How durable is the ALTAIR 4XR Gas Detector?

It's built tough, surviving 25 drops from 4 feet (1.2 meters) and even an incidental 25-foot (7.5-m) drop onto concrete.

What are the options for sensor configurations?

Users can choose from a variety of sensor options including combustible, oxygen, and toxic gases like CO, H2S, SO2, and NO2.

How does the ALTAIR 4XR Gas Detector ensure reliability during use?

It offers features like MotionAlert, InstantAlert, and the ability to bump and calibrate quickly with reduced test gas and time, enhancing safety and efficiency on the job.

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10178557 ALTAIR 4XR Multigas Detector - (O2, H2S, CO), Color: Charcoal, Portable Gas Monitor, Durable, Handheld, UL/CSA Approval, Includes Instrument Only

10178557 ALTAIR 4XR Multigas Detector - (O2, H2S, CO), Color: Charcoal, Portable Gas Monitor, Durable, Handheld, UL/CSA Approval, Includes Instrument Only

Product ID: 153007555

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Details

Brand
MSA
Style
O2 H2S CO
Power Source
Battery
Color
BLACK
Product Dimensions
1.37"D x 3"W x
Item Weight
0.51 Pounds

📊500+ alarm events & 50+ hours data logging

🔋24-hour rechargeable Li-polymer battery

🛡️MIL-STD-810G drop protection

Description

🛠️ Stay ahead of danger with the ALTAIR 4XR — your rugged, reliable gas guardian.

SMART SAFETY ALERTS - Integrated MotionAlert, InstantAlert, and sensor-life warnings keep you instantly informed and compliant.
ALL DAY POWER RELIABILITY - Rechargeable battery delivers a full 24-hour runtime to keep you protected on every shift.
SEAMLESS DATA TRACEABILITY - Stores 500+ alarms and 50+ hours of data with bump and calibration records for full audit readiness.
RUGGED ARMOR FOR TOUGH JOBS - Survives multiple 25-ft drops and is IP68 dust & waterproof rated—built for the harshest environments.
UNMATCHED MULTIGAS PRECISION - Detects O2, H2S, CO & LEL with zero cross-interference for ultimate safety.

The MSA ALTAIR 4XR is a UL/CSA-approved handheld multigas detector engineered for professional safety. It accurately monitors Oxygen, Hydrogen Sulfide, Carbon Monoxide, and Lower Explosive Limit gases with no cross-channel interference. Designed for extreme durability, it withstands 25-ft drops and is IP68 rated for dust and water resistance. Featuring a 24-hour rechargeable battery, advanced alert systems, and comprehensive data logging, it ensures continuous protection and compliance in demanding industrial environments.

Specifications

Brand	MSA
Style	O2, H2S, CO
Power Source	Battery Powered
Color	BLACK
Product Dimensions	1.37"D x 3"W x 4.4"H
Item Weight	0.51 Pounds
Alarm	Audible, Visual
Operating Humidity	95 percent
Upper Temperature Rating	50 Degrees Celsius
Sensor Type	Catalytic, Electrochemical
Number of Items	1
Manufacturer	MSA
Part Number	10178557
Item Weight	8.1 ounces
Item model number	10178557
Is Discontinued By Manufacturer	No
Item Package Quantity	1
Batteries Included?	No
Batteries Required?	No
Warranty Description	This product is covered by a 4 year warranty. For more information, visit the MSA website.

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