UniFi Protect Environmental Sensor – Leak, Temperature, Humidity & Light (Ubiquiti USL-Environmental) is a compact, multi-sensor device designed to monitor critical environmental conditions within the UniFi Protect ecosystem. It provides real-time awareness of water leaks, temperature changes, humidity levels, and ambient light, helping prevent damage and maintain optimal conditions in sensitive spaces.

The USL-Environmental integrates seamlessly with UniFi Protect, enabling instant alerts and historical tracking when thresholds are exceeded. It is ideal for server rooms, plant rooms, offices, storage areas, retail spaces, and residential environments where early detection of leaks or environmental changes is essential.

With a wireless, battery-powered design, the sensor can be placed flexibly without cabling. Centralised management through UniFi Protect makes it easy to configure alerts, review trends, and combine environmental data with camera footage for improved situational awareness.

Technical Specifications

Overview

Detection & Monitoring

Connectivity & Power

Installation & Environment