The Teltonika TRB141 is a compact, industrial-grade LTE Cat 1 gateway designed for rugged IoT applications demanding reliable cellular connectivity and diverse input/output options. Featuring a powerful ARM Cortex-A7 1.2 GHz CPU with 128 MB DDR2 RAM and 512 MB SPI flash storage, the TRB141 supports 4G LTE (Cat 1), 3G, and 2G networks, ensuring versatile mobile coverage.

This gateway includes multiple I/Os (digital, relay, analog, and isolated), allowing remote monitoring and control of various devices and sensors. It operates on the highly customizable RutOS, offering robust networking features such as IPv4/IPv6 support, VPN technologies (OpenVPN, IPsec, WireGuard), firewall, NAT, and static routing. Industrial protocols supported include Modbus (TCP), DNP3, OPC UA, DLMS/COSEM, and MQTT, making it ideal for SCADA, energy management, and industrial automation.

Designed for easy installation, the TRB141 includes a Micro-USB configuration interface, a magnetic-mount SMA antenna, a 9 W power supply unit (PSU), a micro-USB cable, an I/O connector, and a quick start guide. It seamlessly integrates with Teltonika’s Remote Management System (RMS) for centralized device management and supports firmware over-the-air (FOTA) updates.

Key Benefits:

• Reliable LTE Cat 1 connectivity with fallback to 3G/2G


• Wide range of industrial I/Os for flexible device interfacing


• Secure, feature-rich RutOS with extensive VPN and protocol support


• Compact rugged form factor built for industrial environments


• Easy remote management via RMS and support for multiple cloud platforms