TRB145 - 4G RS485 Gateway - Teltonika

Industrial 4G LTE to RS485 Gateway

The Teltonika TRB145 is a compact industrial gateway designed to remotely connect RS485 equipment via cellular network. It is suitable for Modbus applications, automation, metering, supervision, and remote maintenance.

4G to RS485 Gateway

The TRB145 supports LTE Cat 1 connectivity with a physical SIM slot. It allows existing serial equipment to be connected to an IoT network or a supervision platform without replacing the field equipment.

Serial and I/O Interfaces

The gateway has an RS485 interface, a micro-USB port, and 2 configurable I/Os. It is suitable for PLCs, meters, sensors, inverters, pumping stations, or Modbus RTU equipment.

VPN, Security, and Industrial Protocols

The TRB145 supports RutOS network security and remote management features: firewall, SMS control, FOTA, and remote administration. OpenVPN, IPsec, GRE, PPTP, and L2TP VPN protocols secure exchanges.

Industrial Design

With its 9-30 VDC power supply, operating temperature of -40 °C to +75 °C, and DIN rail, wall, or flat surface mounting options, the TRB145 easily integrates into industrial environments.

Highlights

• LTE Cat 1 to RS485 Gateway
• Suitable for Modbus RTU equipment
• 1 physical SIM slot
• Micro-USB and 2 configurable I/Os
• VPN and remote management
• 9-30 VDC power supply