ATEX Portable multi-gas detector WatchGas SST4 Micro

The WatchGas SST4 Micro is an ultra-compact, rugged four-gas diffusion detector that delivers reliable, real-time detection of O₂, CO, H₂S, and LEL using low-power catalytic sensors – designed for portability without compromising performance.

Features

• Low-power catalytic LEL sensor offers up to 48 hours runtime, ideal for extended shifts
• Compact dimensions (103.9 × 62.4 × 26.1 mm) and light weight (≈ 184 g), perfect for personal safety wear
• Ultra-bright LCD — the largest in its class—displays four gases clearly in ppm, %vol, mg/m³, and %LEL, even in low light
• Built-in NFC for easy configuration and fleet management via WatchGas App
• Convenient induction charging — no ports to clog or fail
• Super-robust IP65/68 double-shot housing with screen guards for harsh environments
• Loud 95 dB alarm at 30 cm, with TWA/STEL alarms configurable via SST Dock or App
• Certifications: ATEX, IECEx, UKCA, CE; compliance with EMC/RoHS standards

Applications

• Steel mills, HazMat operations, and oil & gas upstream environments
• Confined space entry and rescue operations
• On-site safety in shipping, wastewater, manufacturing, and power generation
• Everyday personal gas protection for O₂ depletion, toxicity, and flammables