MSA Safety 10218364 ALTAIR 4XR Personal Gas Detector for LEL (Pentane), H2S, Oxygen, COH2 Detection Audible Alarm, Yes

This gas detector is a compact personal monitor designed to alert users to four common workplace hazards and support continuous monitoring in industrial settings. It operates from an internal rechargeable lithium‑polymer battery and presents data on an LCD for straightforward interpretation. The unit combines audible alarm capability with portability to assist workers conducting routine checks and confined‑space entry assessments.

• Detects LEL H2S O2 CO for simultaneous multi‑gas monitoring
• Rechargeable lithium‑polymer battery delivers 24h operational runtime
• Audible alarm provides immediate on‑site audible warning
• Lightweight construction at 0.23 kg improves wearability
• Operates reliably between -40 °C and +60 °C for wide temperature ranges

• Suitable for pre‑entry checks in confined spaces
• Ideal for routine site safety patrols in industrial plants
• Used for personal monitoring during maintenance tasks
• Can be used for on‑the‑go surveillance in process areas

The built‑in rechargeable lithium‑polymer cell sustains continuous operation for up to 24h on a full charge, suitable for single or multiple shift deployment depending on duty cycles.

The LCD presents measured gas readings and status indicators, enabling rapid assessment of gas levels and alarm conditions.

At 0.23 kg and with a compact form factor, it is intended for personal carriage on belts or in pockets without significant encumbrance.

The device is not certificated for hazardous‑area use and is intended for non‑hazardous‑area environments only.

This product is sold with the manufacturer’s original calibration date. We cannot guarantee the calibration will still be valid at the time of purchase.