Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module Support Rail-Mount Modbus Gateway

Power supply is not included, it is recommended to use a 12V Industrial DIN-Rail Power Supply. Please check the electronic User Manual Carefully before using!
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 ports, uses screw terminals for power input, supports 9~24V wide range power supply.
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