# Door/window sensor UBIQUITI USL-Entry wireless, white, 865.1–869.5 / 915.6–927.6 MHz, CR123A battery, 75.5×22.5×23.5 mm

**URL:** https://aio.lv/en/product--ubiquiti-usl-entry--11676103
**Data updated:** 2026-04-20 15:48 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** UBIQUITI
**Manufacturer code:** USL-Entry
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 60.49 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 49.99 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ubiquiti-usl-entry--11676103

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

The UBIQUITI USL-Entry is a wireless door/window sensor in white designed for remote contact monitoring. It operates at 865.1–869.5 MHz and 915.6–927.6 MHz, uses a CR123A lithium battery with up to 72 months life, and measures 75.5 × 22.5 × 23.5 mm. Suitable for security systems and smart-home setups to detect opening/closing of doors and windows. Includes one unit and holds CE/FCC/IC compliance.

## Long description

The UBIQUITI USL-Entry is a wireless door and window sensor in white designed for remote monitoring of open/closed status. It operates on SuperLink frequencies (865.1–869.5 MHz and 915.6–927.6 MHz), uses a CR123A lithium battery with up to 72 months (6 years) battery life, and has compact dimensions of 75.5 × 22.5 × 23.5 mm. The sensor is intended for integration with security and smart-home systems to detect when doors or windows are opened or closed and is CE/FCC/IC compliant.
Advantages
The sensor provides long battery life (up to 6 years) to reduce maintenance, wireless operation for flexible placement, and compact size that fits most door and window frames. Dual regional frequency support ensures compatibility with networks operating in the 865.1–869.5 MHz and 915.6–927.6 MHz bands. The unit uses a standard CR123A lithium cell for easy replacement.
Suitable for
Monitoring domestic doors and windows
Integration with home security systems
Smart-home automation for entry/exit detection
Key specifications
Operating frequencies: 865.1–869.5 MHz and 915.6–927.6 MHz
Power source: CR123A lithium battery
Battery life: up to 72 months (approx. 6 years)
Color: white
Dimensions: 75.5 × 22.5 × 23.5 mm
Wireless communication: SuperLink protocol (regional bands)
How to use
Mount the sensor and its magnet on the door or window frame so that they align when closed, ensuring gap distance meets the system's installation tolerance. Insert the CR123A battery and follow the host security or smart-home gateway pairing procedure to register the sensor on the network. Once paired, place the sensor in the chosen position and verify open/close events via the connected controller or management interface.
Usage recommendations
Install the sensor on clean, dry surfaces and avoid metal obstructions that can reduce radio range. Test battery level and wireless connectivity after installation and during periodic maintenance. Replace the CR123A battery when the management system reports low battery status to maintain reliable monitoring.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.041 kg |
| Battery technology | Lithium |
| Operating relative humidity (H-H) | 10 - 90 |
| Battery type | CR123A |
| Operating temperature (T-T) | 0 - 40 |
| Number of batteries supported | 1 |
| Height | 75.5 mm |
| LED indicators | Status |
| Width | 22.5 mm |
| Depth | 23.5 mm |
| Connectivity technology | Wireless |
| Product colour | White |
| Operating frequency | 865.1-869.5 / 915.6-927.6 |
| Battery voltage | 3 V |
| Housing material | Polycarbonate (PC) |
| Number of products included | 1 pc(s) |
| Transmission distance | 2000 m |
| Mobile operating systems supported | iOS, Android |
| Suitable for | Door/Window |
| Battery life | 72 month(s) |
| Ambient temperature (max) | 40 °C |
| Ambient temperature (min) | 0 °C |
| Self-adhesive tape | Yes |
| Mobile app support | Yes |
| Compliance certificates | National Defense Authorization Act (NDAA), Industry Canada (IC), Federal Communications Commission (FCC), CE |

## FAQ

### How much does the UBIQUITI USL-Entry wireless door/window sensor cost, and is it available for purchase?

The price is 60.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 116 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 03.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All UBIQUITI products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized UBIQUITI service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11676103/66993187_large.webp