StarTech.com 4-Port Serial to Ethernet Adapter, IP Serial Device Server For Remote RS232 Devices, Wall/DIN Rail Mount, LAN To DB9 Converter

4-Port serial to Ethernet device server; Ideal for remote RS232 device management over IP network - Supports Telnet/TCP server/TCP Client/UDP - Windows-based software for VCOMs and device management - DC jack/Terminal block power; ESD level 4