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The Ubiquiti Entry Sensor is a long-life wireless door and window sensor designed to monitor open/closed status with exceptional reliability. Powered by Ubiquitis proprietary SuperLink technology, it delivers extended range, low power consumption, and seamless integration with UniFi Protect for real-time monitoring and alerts.
With up to 6 years of battery life on a single CR123A lithium battery, the USL-Entry is ideal for security, access control, and environmental monitoring applications. Its compact, low-profile design supports both adhesive and screw mounting, making it suitable for residential, commercial, and enterprise deployments.
Key Features| Model | USL-Entry | |
| Application | Door / Window Open-Close Monitoring | |
| Connectivity | SuperLink (Proprietary) | |
| Operating Frequency | US: 915.6927.6 MHz | EU: 865.1869.5 MHz |
| Maximum Range | Up to 2 km (1.2 miles) | |
| Antenna Gain | 0 dBi | |
| Maximum TX Power | 14 dBm | |
| Sensor Type | Reed Switch | |
| Power Method | CR123A Lithium Battery | |
| Battery Life | Up to 6 years | |
| Max. Power Consumption | 27.7 mW | |
| Dimensions (Device) | 75.5 × 23.5 × 22.5 mm (3 × 0.93 × 0.89") | |
| Dimensions (Magnet) | 39 × 15.1 × 12.9 mm (1.5 × 0.6 × 0.5") | |
| Weight | Device: 41 g (1.4 oz) | Magnet: 22 g (0.8 oz) |
| Mounting | Adhesive or Screw Mount | |
| Operating Temperature | 0 to 40° C (32 to 104° F) | |
| Operating Humidity | 10 to 90% noncondensing | |
| Certifications | FCC, IC, CE | |
| NDAA Compliant | Yes |