Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Rail-Mount Support with PoE Ethernet Port + Electrical Isolation

This is the hardware upgrade version, support PoE Ethernet port power supply, with power and signal isolation protection, which is safer for industrial applications.
This is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc.
The module features RS485 and Ethernet port(POE function is optional), uses screw terminals for power input. Rail-mount flame-retardant case design, small in size, easy to install.
It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring...
Bi-Directional Transparent Data Transmission Between RS485 And Ethernet