ZENIX LEF-3

What is ZENIX LEF-3

The ZENIX LEF-3 is a durable, outdoor BLE RSSI locator and gateway designed for harsh environments where you need reliable BLE-based proximity tracking. Built with a rugged IP67 enclosure, GPS, LTE connectivity, and external antennas, it scans nearby BLE beacons/tags and forwards signal strength data (RSSI) to your RTLS infrastructure. With its embedded processor running Sentrax firmware and flexible network interfaces (PoE, Wi-Fi, LTE), the LEF-3 is ideal for outdoor RTLS use cases like yard tracking, people safety, and large outdoor assets.

It supports advanced capabilities such as Proximity BLE Tag Tracking, People Tracking, BLE Tags Healthcheck monitoring

Key Features & Benefits

🅱️

Outdoor RSSI-based BLE Scanning

Uses BLE 5.1 to scan for tag or beacon signals, analyzes received signal strength (RSSI) to infer proximity.

📍

Long-Range Coverage

External antennas provide extended BLE scan range (10–50 m, depending on environment).

🌡️

Compact, Outdoor Mounting

Comes with a wall or pole mount system for flexible outdoor installation.

🎯

Remote Tag Configuration & Updates

Supports remote configuration and firmware updates of connected tags.

How It Works?

The ZENIX LEN-1 is a BLE Indoor Scanner Locator that enables real-time tracking and presence detection across industries, healthcare, and smart buildings, offering reliable performance and easy installation.


Mechanical Diagram

Technical Specifications

Download Datasheet

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
440g
Antenna Type
BLE External Antenna
Cellular External Antenna
Environment
Frequency
2.4GHz
SENSING
Protocol
BLE 5.1
Rx-Sensitivity
-103 dBm
Antenna
External Antenna
Range
Upto 100m 2
Operating Environment
Temperature Range
0°C to 60°C
Operating Humidity
90%
Features
  • Smart BLE filtering
  • GPS Positioning
  • LAN, WIFI & LTE Connectivity
  • Beacon PDU Extraction
  • Remote tag devices configuration & update
Certifications
CE, FCC 2


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

Software Connectivity
Sentrax’s Solix Platform, MQTT 1
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
GPS LED
1 Green LED
Cellular LED
1 RED 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.

Applications & Use Cases

Industry-Specific Use Cases of ZENIX LEF-3 (Outdoor Locator and Gateway)

❤️

Industrial Yards & Outdoor Logistics

Track vehicles, containers, and heavy machinery in outdoor yards with sub-meter accuracy using AoA, enhancing safety and operational efficiency.

🏢

Construction & Mining

Monitor tools, equipment, and personnel across large, rugged sites. The LOF-2’s durability lets it operate in dusty, wet, and exposed environments.

📦

Outdoor Worker Safety

Provide real-time location awareness for field personnel (e.g., maintenance crews, inspectors) and combine it with geofencing or risk-zone alerts.

ZENIX LEF-3

BLE Scanner, POE, WiFi, LTE, GPS/GNSS, DC adapter, Embedded ARM processor, external antennas, LEDs, Reset button, wall mount, IP67 protected Outdoor enclosure

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