TRB145 4G Cat-1 Gateway

The TRB145 is a compact and highly energy-efficient industrial IoT gateway designed for demanding applications that require reliable and secure cellular connectivity. Equipped with a robust LTE Cat 1 modem, it ensures uninterrupted communication in mission-critical environments. Its integrated RS485 interface enables seamless integration with a wide range of industrial equipment, such as programmable logic controllers (PLCs), sensors, meters, and other automation systems.

Built to operate in harsh conditions, the TRB145 features a durable aluminium housing, DIN rail mount compatibility, and wide temperature tolerance. Its low power consumption makes it ideal for deployments in remote or off-grid locations, including solar-powered setups. Running Teltonika’s powerful and flexible RutOS, the device supports advanced networking, security, and remote management capabilities, including VPNs, firewalls, and compatibility with Teltonika’s Remote Management System (RMS).

Whether used in industrial automation, smart energy, transportation, or utility monitoring, the TRB145 delivers a compact yet powerful solution for reliable remote device control and data acquisition.

TRB145 4G Cat-1 Gateway

Range features

An overview of what’s in the range

  • 4G/LTE (Cat 1) connectivity – with 3G/2G fallback for reliable remote access

  • Compact design – for easy installation in tight industrial space

  • RS485 interface – for seamless serial communication with industrial equipment

  • Protocol support – for Modbus RTU and DNP3, enabling integration with SCADA and telemetry systems

What’s in this range?

All the variants in the range and a comparison of what they offer

CategorySpecification

Mobile module

4G LTE Cat 1 up to 10 DL/5 UL Mbps; 3G up to 384 DL/384 UL kbps; 2G up to 296 DL/236.8 UL kbps

3GPP Release

Release 12

Status

IMSI, ICCID, operator, operator state, data connection state, network type, bandwidth, connected band, signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, data sent/received, LAC, TAC, cell ID, ARFCN, UARFCN, EARFCN, MCC, and MNC

SMS

SMS status, SMS configuration, EMAIL to SMS, SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreply, SMPP

USSD

Supports sending and reading Unstructured Supplementary Service Data messages

Block/Allow list

Operator block/allow list (by country or separate operators)

Multiple PDN

Possibility to use different PDNs for multiple network access and services

Band management

Band lock, Used band status display

SIM PIN code management

SIM PIN code management enables setting, changing, or disabling the SIM card’s PIN

APN

Auto APN

Bridge

Direct connection (bridge) between mobile ISP and device on LAN

Passthrough

Gateway assigns its mobile WAN IP address to another device on LAN

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