This industrial-grade IoT Gateway supports DC 9–36V dual power inputs and features 1 RS485 port with an optional RS232, along with 1 WAN + 1 LAN RJ45 port with router functionality. It can connect up to 100 Modbus slave devices and handle 1000 data points, converting Modbus RTU / Modbus TCP to MQTT over 4G or Ethernet networks. The gateway supports transparent data transfer, TLS/SSL encryption, and is fully compatible with major cloud platforms including AWS, Huawei, AliCloud, KPIIOT, and more. It also enables PLC protocol to MQTT conversion, making it ideal for industrial automation, SCADA-to-cloud integration, and remote monitoring applications.