# Ubiquiti Recessed Entry Sensor

*Ubiquiti / USL-Entry-R, USL-Entry-R-US*

> The Recessed Entry Sensor is made for recessed installation. It reports open or closed over SuperLink, and its battery lasts up to three years. It suits Home Assistant users, with native support through the maker's hub.

- Canonical page: https://smarthomecanon.com/devices/unifi-recessed-entry-sensor
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Ubiquiti](https://smarthomecanon.com/brands/ubiquiti) |
| Category | Contact sensor |
| Model numbers | USL-Entry-R, USL-Entry-R-US |
| Status | Current[^1] |
| Type | Sensor[^2] |
| Connection | SuperLink[^2] |
| Power | CR2 battery, up to 3 years[^2] |
| Range | 2 km[^2] |
| What it does | Door open/closed, recessed installation[^2] |
| US availability | Sold out[^1] |

## Integration paths

**How the Ubiquiti Recessed Entry Sensor connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | A SuperLink Gateway, A UniFi console running UniFi Protect[^3][^2] | unknown | unknown |

**Platform support for the Ubiquiti Recessed Entry Sensor**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | unifiprotect |
| Proprietary + hub | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.ubnt.unifiprotect |

## Related pages

- [UniFi Protect sensors, alarms and chimes](https://smarthomecanon.com/lines/unifi-protect-sensors-and-alarms) (line)
- [Ubiquiti](https://smarthomecanon.com/brands/ubiquiti) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: UniFi US store: Recessed Entry Sensor. https://store.ui.com/us/en/products/usl-entry-r (manufacturer, checked 2026-10-10)
[^2]: UniFi Tech Specs: Recessed Entry Sensor (USL-Entry-R). https://techspecs.ui.com/unifi/physical-security/usl-entry-r (manufacturer, checked 2026-10-10)
[^3]: UniFi SuperLink Gateway Setup and FAQs (help.ui.com). https://help.ui.com/hc/en-us/articles/29711478053911-UniFi-SuperLink-Gateway-Setup-and-FAQs (manufacturer, checked 2026-10-10)