The Scalance XM408-8C by Siemens is an industrial ethernet switch that has a 3 layer. This unit offers maximum flexibility for most of automated network. It comprises of an 8x 10/100/1000 Mbit/s RJ45 Ports and 8x 100/1000 Mbit/s SFP together with comboports. It comes with a modular structure that has adjustable and flexible port extenders. For quick diagnosis, it can be used as well in smart phones and tablet via a WLAN and NFC. Plus, the expansion can be used without needing any tools for expanding.