Free UK Delivery on Orders Over £150

MSA Altair (4 Gas) Gas Detector

  • The ALTAIR 4X Multigas Detector surpasses industry standards in several crucial areas. Its four-year sensor life is 60% longer than the industry average, while its 24-hour run time exceeds the industry average by 71%.

    This versatile portable detector is a perfect match for industries ranging from fire fighting to welding, and its digital sensor output makes it less likely to suffer from RF interference. The unit features exclusive MotionAlert™, which lets others know if the user has become immobile, and InstantAlert™, a manual alarm.

    Features & Benefits

    • Dependable multigas detector tests for LEL, oxygen, carbon monoxide and hydrogen sulfide
    • Economical construction saves users more than 50% on calibration gas, replacement sensors and maintenance
    • Four-year sensor life means detector lasts 60% longer than the industry average
    • Unit uses 50% less calibration gas per minute than the average detectors within the industry
    • Two-tox CO/H2S sensor removes practically all cross-channel interference
    • Large buttons and high-contrast screen make operation easy in low-light conditions
    • Ribbed rubber housing provides secure grip and high durability
    • Unit features 95+ db alarm and ultra-bright LEDs
    • Exclusive end-of-sensor warning cautions user when unit's sensor needs to be changed
    • MotionAlert option tells others that user has become immobile
    • InstantAlert provides manual alarm to alert others of a dangerous situation

    Box Contents

    Kit includes:

    • MSA Altair (4 Gas) Gas Detector
    • Charger
    • Shoe
    • Instruction manual


    This gas detector is also available to hire.

    Please visit our Gas Detector Hire page or call us on 0800 633 5131.

    View Gas Detector Hire »

    Calibration & Repair

    This items requires on-going maintenance to ensure its optimum performance.

    It comes with a calibration certificate as standard but, after this, please feel free to contact our service team for calibration and repair services.

    Please visit our Calibration & Repair page or call us on 0800 633 5131.

    View Calibrations & Repair »

  • Downloads

    Altair - 4X Multi-Gas Detector

    Altair - Family Brochure

    Altair - Quick Start Guide