★【Industrial Serial Server】RS485 to RJ45 Ethernet Module for bi-directional transparent data transmission between RS485 and Ethernet, with rail-mount flame-retardant case design, supports 9~24V wide range power supply ★【Modbus Gateway Support】Suitable for Modbus gridding upgrade, can be used with 3D configuration software, Support MQTT/JSON to Modbus, more flexible conversion between different protocols ★【Multi Communication Modes Support】Supports TCP server / TCP client / UDP mode / UDP multicast ★【Multi Hosts Roll-polling Support】Different network devices will be identified and responsed respectively, no more crosstalk issue while communicating with multi network devices. User-defined heartbeat/registration packet, easy for cloud communication and device identification, support NTP protocol, getting network time info for serial output or data upload, support multi configuration methods ★【Technical Support】Development Resources and Technical Support are provided, please feel free to contact us if you have any problem when using the RS485 TO ETH (B)