Modbus TCP router

The Teltonika RUT901 is a compact industrial 4G LTE Cat 4 dual SIM router built for IoT and M2M deployments, combining 150 Mbps downlink, automatic WAN failover, and the full RutOS software stack in a DIN-rail-ready aluminium enclosure. It carries forward the proven feature set of the RUT950 and RUT951 series, adding support for MQTT, Modbus TCP, DNP3, and Teltonika RMS remote management.

Key Features:
• 4G LTE Cat 4 – 150 Mbps down / 50 Mbps up; 3G and 2G fallback
• UK/EU LTE bands including B20 (800 MHz) and B28 (700 MHz) for rural coverage
• Dual Mini SIM (2FF) with automatic failover – weak signal, data limit, roaming, and more
• Optional eSIM support (order-code dependent)
• 2.4 GHz Wi-Fi 4 (802.11b/g/n) with hotspot and captive portal
• 4x Fast Ethernet RJ45 ports (1x configurable WAN, 3x LAN)
• 1x Digital Input, 1x Digital Output on the power connector
• DIN rail, wall, and flat surface mounting (kit required)
• RutOS with VPN (OpenVPN, IPsec, WireGuard), MQTT, Modbus TCP, DNP3
• Teltonika RMS compatible – 2-year manufacturer warranty