Waveshare 4 CH RS485 to RJ45 Ethernet Converter Module, Industrial Rail Mount Serial Server, Modbus/MQTT/JSON Support,300 115200 BPS Baudrate,10 / 100M Auto Negotiation Connector

This is a multi-functional device data acquisitor / IoT gateway with 4-ch RS485 and an Ethernet port (PoE version optional), small in size, easy to install, and cost-effective. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring, meeting various application scenarios. 4-ch RS485 can work independently without affecting each other at the same time, enabling more effective data transmission. Combines multiple functions in one, including serial server, Modbus gateway, MQTT gateway, and RS485 to JSON, etc.Adopts screw terminal for stable power input Wall-mount and rail-mount case design, easy to install, for quick deployment and expansion