RTDI-400 ruggedized 4G/LTE router with PSTN and modem emulation

RTDI-400 delivers all required interfaces to remote stations through a highly secured connection over the mobile 4G/LTE network. It provides PSTN and central modem emulation for a smart migration of legacy applications.

RTDI-400 routeur 4G/LTE securisé à émulation du RTC



RTDI-400 is a ruggedized 4G / LTE router designed to fulfill all communication requirements in remote substations in electricity distribution networks. It embeds a FXS and a modem interface to enable migration and compatibility with legacy modem based applications.

The range of product offers several options for Ethernet ports, serial RS232 port, GPS localization, Digital Input and relay output.

RTDI-400 exceeds the current level of cybersecurity to anticipate mission critical requirements. Communications are strongly authenticated and encrypted with stringent certificate control and management. But also RTDI-400 embeds hardware and software coded security to authenticate, encrypt and control software applications when started by the operating system.

RTDI-400 has IP v4 / v6 dual protocol stack with automatic routing, VPN, firewall, PKI features.

RTDI-400 enables nationwide network deployments over the 4G/LTE mobile network

  • Smart Grid
  • Electric substations
  • Public transportation, railway and Smart-City 
  • Oil and gas
  • Water distribution
  • 1 or 2x SIM cards
  • GSM: 850/900/1800/1900 MHz
  • WCDMA: B1/B5/B8
  • LTE FDD: B1/B3/B5/B7/B8/B20
  • 1x GPS input on option
  • 2, 4 or 5x Ethernet ports - 1x WAN port
  • 1x RS232/V24 port
  • 1x digital input
  • 1x relay output
  • IP v4 & IP v6
  • OpenVPN, IPSec, PPPoE, NAT, RIP 1/2, SNTP, DNS, IGMP, DHCP, Firewall
  • PKI, SCEP, Secure-Boot
  • Power input: 12-24 Vdc, 7 W max
  • Dimensions: 110 x 60 x 100 mm
  • DIN rail mounting clip

RTDI-411     4G/LTE router with 2x Ethernet ports, 1x RS232 port, 1xDI, 1xDO

RTDI-412     4G/LTE router with 2x Ethernet ports, 1x RS232 port, 1xDI, 1xDO, FXS and modem interface

RTDI-441     4G/LTE router with 4x Ethernet ports, 1x RS232 port, 1xDI, 1xDO

RTDI-445     4G/LTE router with 4x Ethernet ports, 1x RS232 port, 1xDI, 1xDO, FXS and modem interface

RTDI-451     4G/LTE router with 4x Ethernet ports, 1x RS232 port, 1xDI, 1xDO, extended port isolation

RTDI-451     4G/LTE router with 4x Ethernet ports, 1x RS232 port, 1xDI, 1xDO, FXS and modem interface, extended port isolation