• 2 Ethernet Ports (Standard version), 4 Ethernet Ports (Pro version)
  • 1 RS232 & 1 RS485
  • 2 Digital Inputs & 2 Digital Outputs
  • Dual SIMs Backup, Wi-Fi is optional
  • Wide Operating Temperature: -40 to 75
  • Wide Range Power Input: 9 to 48V
  • Hardware RTC & Watchdog
  • Link Failover from LTE / Ethernet / Wi-Fi
  • Wi-Fi AP & Client Mode (Wi-Fi Optional)
  • 6 LED Indicators
  • Timer Reboot / SMS Reboot
  • LTE Connected on Demand
  • Multiple VPNs Supported
  • Local Web & SNMP & CLI Configuration
  • 3rd party Central Management Platform
  • Config: Local Web & SNMP & CLI Configuration
  • High EMC Level


AR-D4 industrial premium cellular VPN router offer single, flexible platform to address a variety of wireless communications needs with over-the-air configuration and system monitoring for optimal connectivity. This router enables wireless data connectivity over public and private LTE cellular networks at 4G speeds.
AR-D4 router has dual SIM backup, 2 or 4 LAN ports, 1 port could be changed to Ethernet WAN connection (for fixed internet failover to cellular). An optional 802.11 b/g/n Wi-Fi interface access point and client operations support connectivity to IP applications in a variety of different connection scenarios. RS232 and RS485 interfaces are provided to support Serial to IP communication. AR-D4 router also supports 2 x digital input and 2 x Digital output for alarm applications.
AR-D4 router supports 9 to 48 VDC wide range power inputs, designed with reverse-voltage protection mechanism for greater reliability. It is an advanced choice for universal wireless M2M applications with reliable features for data transmission.


  • Video Surveillance
  • Retail Markets, including Vending Machines, Kiosk etc
  • Remote Monitoring – SCADA
  • Intelligent Transportation System
  • Industrial Automation
  • Automatic Metering Reading