Teltonika TRB142 LTE RS232 Industrial Router – Compact Gateway for Serial-to-4G Applications Teltonika TRB142 is a compact and durable industrial router equipped with an RS232 serial interface and LTE Cat 4 connectivity. Designed for use in automation, control systems, and remote telemetry, it allows seamless and secure communication with serial-based devices over mobile networks. Its small form factor, wide voltage range, and industrial-grade casing make it ideal for mission-critical applications in energy, manufacturing, transport, and utilities. The TRB142 is highly trusted among professionals looking for reliable networking accessories in Nairobi that deliver secure serial-to-4G bridging. Technical Specifications: Network Support: LTE Cat 4 (with 3G/2G fallback) Serial Port: RS232 (DB9) SIM Slot: 1x Micro SIM Antenna: External LTE antenna (SMA connector) Power Supply: 9–30V DC Security: Firewall, OpenVPN, IPsec, PPTP, L2TP, GRE Management: Teltonika RMS (Remote Management System) Operating Temp: -40°C to 75°C Enclosure: Industrial-grade aluminum housing Mounting: DIN rail and wall-mount options Top Features: Serial to LTE Connectivity – Connects legacy RS232 devices to 4G networks Compact and Reliable – Ideal for tight enclosures and harsh environments Secure Communication – Advanced VPN and firewall support Remote Monitoring – Easily managed through Teltonika RMS Long-Term Performance – Built for 24/7 industrial operations Common Applications: SCADA systems and telemetry Remote equipment control Energy and water utility monitoring Serial PLC communication Industrial automation systems Buy Teltonika TRB142 Industrial Router in Kenya – Best Industrial Modem for RS232 and LTE Networking The Teltonika TRB142 provides secure and stable LTE connectivity for RS232-enabled devices. As one of the best industrial modem options in the market, it’s a leading choice for professional networking accessories in Nairobi where serial integration meets modern mobile networks.





