MSA Safety 10218376 ALTAIR 4XR Personal Gas Detector for H2S, CH4, Carbon Monoxide, O2 Detection Audible Alarm, Yes

This gas detector is a portable device designed to monitor oxygen and common toxic and flammable gases in industrial environments. It provides continuous personal monitoring of H2S, CH4, CO and O2 and emits an audible alarm when hazardous concentrations are detected. The unit is battery powered for extended field operation and includes a clear LCD for real-time readings, making it suitable for routine checks and entry to confined spaces.

• Lithium‑ion battery provides 24h continuous operation
• Audible alarm notifies wearer of dangerous gas levels
• Detects H2S CH4 CO O2 for multi‑hazard coverage
• Operates between -40°C and +60°C for extreme conditions
• Lightweight at 0.23 kg improves wearer comfort
• Personal meter design supports individual exposure monitoring

• Suitable for monitoring confined space entry
• Ideal for routine site safety inspections
• Used with maintenance teams in processing plants
• Can be used for personnel protection during shifts
• Suitable for industrial ventilation testing tasks

The device uses a rechargeable lithium‑ion cell rated for 24h of continuous operation under normal conditions.

The LCD provides immediate digital readings of each measured gas so users can quickly assess concentrations on site.

Electrical and sensor components are specified to function from -40°C up to +60°C, enabling use across extreme temperature ranges.

At 0.23 kg the monitor is lightweight, enabling it to be comfortably carried or clipped for personal monitoring throughout a shift.

No Charger included.;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.