| Revew | Industrial Cellular Gateway Teltonika TRB142The Teltonika TRB142 is a small, light and energy-efficient cellular IoT gateway with a 4G LTE Cat 1 modem. Its RS232 DB9 port connects industrial equipment with serial communication and lets you manage it remotely over the cellular network. The gateway runs RutOS, based on OpenWrt, and supports industrial protocols such as Modbus, DNP3, DLMS/COSEM, MQTT and OPC UA, as well as many VPN types. The aluminium housing works from -40°C to 75°C, and the device can be managed in the cloud through Teltonika RMS. 
Key features- RS232 for serial equipment - A DB9 port with Modbus RTU, DNP3 and DLMS/COSEM support connects controllers, meters and legacy industrial equipment to the network.
- 4G LTE Cat 1 - Up to 10Mbps download and 5Mbps upload with 3G and 2G fallback, plus SMS and USSD support.
- Compact and efficient - 74.5 x 25 x 64.4 mm, 135 g and under 5W of power at 9-30VDC with reverse polarity protection.
- Inputs and outputs - Two configurable digital inputs/outputs on the power connector for events and device control.
- Security and VPN - Firewall, DDoS and port scan protection, with OpenVPN, IPsec, WireGuard, ZeroTier and more.
- Remote management - Web UI, SSH, SNMP, TR-069, JSON-RPC and the Teltonika RMS platform for managing and updating many devices.
Specifications| Manufacturer | Teltonika | | Model | TRB142 | | Mobile | 4G LTE Cat 1 up to 10Mbps DL / 5Mbps UL, 3G up to 384kbps, 2G | | Bands (Europe and Middle East version) | LTE-FDD B1/B3/B7/B8/B20/B28A, 3G B1/B8, 2G B3/B8 | | Serial | 1 x RS232 (DB9) | | USB | Micro USB (virtual network interface) | | I/O | 2 x configurable digital I/O | | SIM | 1 x Mini SIM (2FF) | | Antennas | 1 x SMA for LTE | | CPU and memory | ARM Cortex-A7 1.2GHz, 128MB RAM, 512MB Flash | | Operating system | RutOS (OpenWrt based) | | Industrial protocols | Modbus TCP/RTU, DNP3, DLMS/COSEM, MQTT, OPC UA | | VPN | OpenVPN, IPsec, WireGuard, GRE, L2TP, PPTP, ZeroTier, DMVPN | | Power input | 9-30VDC, 4-pin connector | | Power consumption | Under 5W | | Housing | Aluminium, IP30 | | Dimensions | 74.5 x 25 x 64.4 mm | | Weight | 135 g | | Operating temperature | -40°C to 75°C | | Mounting | DIN rail, wall or flat surface (separate kit) |
In the box- Teltonika TRB142 gateway
- 9W power supply
- Magnetic mobile SMA antenna with 3 m cable
- Micro-USB cable, 0.8 m
- Hex key
- Quick Start Guide
|
