MSA ALTAIR 4XR Multigas Detector
by MSA Safety
Rugged 4-gas personal monitor detecting LEL, O2, CO, and H2S with XCell rapid-response sensors, IP68 rating, and 4-year warranty.
Media

Overview
The MSA ALTAIR 4XR is a rugged multi-gas detector simultaneously monitoring LEL (combustibles), O2, CO, and H2S with rapid-response XCell sensors. It operates from -40F to +140F, survives drops from 25 feet onto concrete, and carries IP68 waterproof rating (2m for 60 minutes). Essential for HVAC technicians entering confined spaces, mechanical rooms, and boiler plants where combustible gas accumulation or oxygen depletion may occur. Backed by MSA's 4-year factory warranty.
FSH Score Breakdown
Customer Reviews
Key Features
| Feature | Value |
|---|---|
| Multi-Gas Detection | ✅ |
| Internal Data Logging | ✅ |
| Wireless Connectivity | ✅ |
| Pump-Assisted Sampling | ❌ |
All Features
| Feature | Value |
|---|---|
| Rechargeable Battery | ✅ |
| Backlit Display | ✅ |
| Auto Shutoff | ❌ |
| USB Data Export | ✅ |
| Mobile App Integration | ✅ |
| Explosion Proof Rating | ✅ |
| Cloud Data Upload | ✅ |
| Calibration Reminder | ✅ |
Pricing
- Model
- Custom
- Starting at
- Contact for pricing
Need a website for your HVAC business?
Full Stack HVAC builds professional contractor websites that generate leads. Purpose-built for HVAC companies.
Build Your Website →Similar Personal Gas Detectors Tools
Compare all →Other tools in the same category. Compare to find the best fit.