---
title: Datasheet
description: "![ZENIX LEF-3](https://sentrax.com/wp-content/themes/woodmart/images/lazy.svg) ### Description **ZENIX** is a family of advanced locator and gateway systems built on innovative IoT hardware and software, delivering reliable positioning and communication for **Smart Buildings, Healthcare, and Industrial** environments. The [**ZENIX LEF-3**](https://sentrax.com/product/zenix-lef-3/) is an outdoor BLE…"
url: "https://sentrax.com/docs/datasheet-zenix-lef-3/"
updated: "2026-05-15"
category: "Hardware / Scanners/Locators / ZENIX LEF-3"
---

# Datasheet

![ZENIX LEF-3](https://sentrax.com/wp-content/themes/woodmart/images/lazy.svg)

### Description

**ZENIX** is a family of advanced locator and gateway systems built on innovative IoT hardware and software, delivering reliable positioning and communication for **Smart Buildings, Healthcare, and Industrial** environments.

The [**ZENIX LEF-3**](https://sentrax.com/product/zenix-lef-3/) is an outdoor BLE Locator & Gateway that scans Sentrax beacons and tags to collect data. Equipped with **PoE**, **Wi-Fi**, **LTE**, and **GPS**, it provides real-time positioning using an **external antenna** for extended outdoor range.

Powered by an embedded processor with Sentrax’s advanced BLE scanning firmware, the LEF-3 features a simple wall/pole mounting design for easy deployment.

### Features

Outdoor BLE Scanner Locator with POE, Wi-Fi interface, LTE connectivity and GPS positioning

| Enclosure |  |
| --- | --- |
| Material | ABS |
| Type | BLE 5.1 Scanner |
| Accessories | Wall/Pole Mount |
| Color | Off-White |
| Dimensions | 175mm x 130mm x 45mm |
| Protection Class | IP67 |
| Weight | 266g |
| Antenna Type | External antenna |

| Environment |  |
| --- | --- |
| Frequency | 2.4GHz |
| **SENSING** |  |
| Protocol | BLE 5.1 |
| Rx-Sensitivity | -103 dBm |
| Antenna | External Antenna |
| Range | 10-50m** |

| Operating Environment |  |
| --- | --- |
| Temperature Range | 0°C to 60°C |
| Operating Humidity | 90% |

| Features |
| --- |
| - BLE filtering (Sentrax’s Proprietary Algorithm) - GPS Positioning - Enable LAN, WIFI & LTE Connectivity - Beacon PDU Extraction - Remote tag devices configuration & update |

| Certifications |
| --- |
| CE, FC *** |

| Software Connectivity |
| --- |
| Sentrax’s Solix Platform, MQTT* |

| Hardware Connectivity |  |
| --- | --- |
| Supply Rating | 18 Watts (12 V) |
| Communication | RJ45 – Ethernet (POE) WIFI – 2.4GHz b/g/n LTE Connectivity |
| Power Options | RJ45 – POE 802.3af DC Adapter – 12 V/1.5A |

| Sensors and Interfaces |  |
| --- | --- |
| Button | 1 User Button |
| Power LED | 1 Red LED |
| Status LED | 1 Green LED |
| Sim Slot | LTE Connectivity |

| Accessories |
| --- |
| - DC 12V/1.5A Adapter - POE Communication Cable - Two External Antennas - Mounting Screws |

### Configuration Portal

The ZENIX Configuration Portal is embedded web page for configuration and device settings management. With the help of this portal customers can check the status of the device, change its parameters, backup and restore it’s configuration/settings and upgrade firmware.

         ![](https://sentrax.com/wp-content/themes/woodmart/images/lazy.svg)

* Can be configured to send data on local/clients MQTT broker
** Signal propagation depends heavily on environment conditions
*** Pending

               [Download Datasheet](/docs/datasheets/Zenix%20LEF-3%20Device%20Specification.pdf)