The SICOM3000 Series is an industrially hardened, fully managed Ethernet switch, providing two Gigabit SFP ports, two 100M fiber/copper optional ports and six Fast Ethernet copper ports. The SICOM3000 series provides a high level of immunity to electromagnetic interference and heavy electrical burst, surges typical of environments found in electric utility substations, railway trackside or in curb side traffic control cabinets. The operating temperature range from -40°C to 85°C, IP40 metal enclosure, 12V/24V/48V/220V power input types allows the SICOM series to be placed in almost any location. It supports DRP (recovery time<20ms), DT-Ring (recovery time<50ms), RSTP, VLAN, multicast, QoS, SSH, SSL and many other Layer 2 software features to increase network reliability, along with concentrative management based on Kyvision3.0, CLI, WEB interface. It can be deployed in wind power, distribution network automation, transportation, oil & gas and many other industrial applications.