wieNET IP Switch, 4-Port Managed Gigabit Switch, 4 Ports 10/100/1000Base T(X) RJ45, ERPS Ring (recovery time < 20 ms @ 40 switches), STP/RSTP/MST P for network redundancy, Remote Management with Web browser, Telnet con sole, serial console and Windows Utility, Profinet v2 Class B compatible , GSDML device description file for integration in Profinet-Networks, IP 30 housing vertical design, Power supply 9-48 V DC/18-30 V AC