Description
The MSA ALTAIR® 4XR Multigas Detector offers reliable, real-time detection of LEL, O₂, CO, and H₂S gases in a compact, rugged design. Equipped with MSA XCell® sensors for fast response times (T90 ≤15 seconds), it is built for tough environments with drop-testing up to 25 feet and an IP68 rating for water and dust resistance. The device features Bluetooth® connectivity for remote alerts and MotionAlert™ & InstantAlert™ for added safety. Ideal for professionals in construction, oil & gas, utilities, and emergency response
Specifications
Brand
MSA
Model Number
10178557
Product Type
Multigas Detector
Detectable Gases
LEL, O₂, CO, H₂S
Sensor Type
MSA XCell® sensors (electrochemical for toxic gases and oxygen; catalytic for combustible gases)
Color
Charcoal Grey
Battery Type
Rechargeable Li-Polymer
Battery Life
Up to 20 hours (Bluetooth off)
Charging Time
≤4 hours
Display
High-contrast LCD with backlight
Audible Alarm
95 dB @ 30 cm
Visual Alarm
4 bright LEDs
Vibrating Alarm
Integrated vibration alert
Bluetooth®
Yes (on models manufactured before July 2022)
Ingress Protection
IP68 (submersible up to 2 meters for 45 minutes)
Drop Resistance
Survives multiple 25-ft drops onto concrete
Dimensions
112 x 76 x 33 mm (4.4" x 3.0" x 1.3")
Weight
224 g (7.9 oz.)
Operating Temperature
-40 to +60 °C (extended); -10 to 40 °C (normal)
Humidity Range
15%–90% RH (non-condensing)
Certifications and Standards
ATEX, IECEx, CSA, UL, MSHA, EN 60079-29-1, EN 45544, ANSI/ISA-92.0.01, CSA 22.2
Country of Origin
United States
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