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MSA Altair Oxygen Detector

Brand: MSA Mfg#: 10092523
Product#: 12110092523
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Designed for superior lifespan—patented sensors operate for over two years—and high performance, the ALTAIR Single-Gas Detector is the smart choice for market-leading, cost-effective gas monitors. Features sensor options for carbon monoxide, hydrogen sulfide, and oxygen coupled with LED/audible/vibrating alarms. Superior dust/water protection, high RFI resistance, and one-button operation provide heightened safety, plus increased durability and ease-of-use


  • Bump check confirmed with checkmark on instrument LCD, displayed for 24 hours
  • Easy bump check and built-in calibration feature
  • Maintenance-free no sensor or battery changes necessary
  • Stainless steel and solid electrolyte construction virtually eliminate sensor leakage
  • Displays sensor life remaining, displays LO or HI when alarm set-point is exceeded
  • Built-in gas delivery adapter for gas response tests (No cal cap to lose)
  • Event recorder stores 25 latest events automatically in instrument memory
  • High-capacity battery
  • No-miss triple alarm system includes bright flashing LEDs, piercing audible alarm, and an internal vibrating alarm
  • Rubberized armor housing and one-button operation for maximum durability and simplicity
  • Factory-calibrated detector with warranted two-year service life (1080 alarm minutes)
  • Rated to IP67 for dust and water ingress
  • Automatically records the last 25 alarm/test events and can communicate data by connecting to MSA link via built-in IR communication port


  • Brand: MSA
  • Product Line: Altair
  • Includes: Battery and Clip
  • Detection Range: 0 - 25% Volume
  • Standards: CSA 1719689, 2538173 Certified, Class 1, Division 1, Groups A, B, C and D
  • Battery Type: Li-Ion
  • Overall Length: 3.4 in
  • Gas Type: O2
  • Housing Material: Rubberized
  • Resolution: 0.1% Vol
  • Display: LCD
  • Overall Height: 1 in
  • Operating Temperature: -20 TO 50 deg C
  • Overall Width: 2 in
  • Enclosure Rating: IP 67
  • Alarm Type: Vibration, Audible, LED
  • Usage: For Chemical, Construction, Electric Utility, Firefighting, Gas Detection, General Industry, Hazardous Materials, Indoor Air Quality, Manufacturing, Nuclear, Oil and Gas, Water/Wastewater