---
title: "Teltonika TRB246"
description: "Keeps remote equipment connected through a steady 4G LTE link, with dual SIM for automatic failover and backup WAN. It suits utility, industrial and M2M jobs that need serial, Ethernet and I/O connections in one compact unit."
url: "https://dev.www.lightningip.com.au/hardware/teltonika-trb246"
canonical: "https://dev.www.lightningip.com.au/hardware/teltonika-trb246"
updated: "2026-10-24"
---

# Teltonika TRB246

Industrial IoT gateway for remote sites

Keeps remote equipment connected through a steady 4G LTE link, with dual SIM for automatic failover and backup WAN. It suits utility, industrial and M2M jobs that need serial, Ethernet and I/O connections in one compact unit.

- **Brand:** Teltonika
- **Category:** Mobile broadband
- **Price:** $457
- **Stock status:** In stock
- **Order:** [Contact sales](https://dev.www.lightningip.com.au/contact)

## Features

- Dual SIM with auto-failover
- RS232, RS485 and Ethernet
- Supports DNP3, DLMS, Modbus
- Compact aluminium housing

## Specifications

| Specification | Value |
| --- | --- |
| Mobile network | 4G/LTE (Cat 4), 3G, 2G |
| SIM | 2 x mini SIM (2FF) |
| Ethernet | 1 x RJ45, 10/100 Mbps |
| Serial ports | RS232 and RS485 |
| I/O | 3 configurable digital I/O, 1 analog input |
| Power input | 9–30 V DC |
| Power connector | 16-pin terminal block |
| Antenna connectors | 1 x LTE SMA, 1 x GNSS SMA |
| Dimensions | 83 x 25 x 74.2 mm |
| Operating temperature | -40 °C to 75 °C |
| Warranty | 24 months |