Manufacturer: Allen-Bradley / Rockwell AutomationAllen Bradley 1783-BMS06SGL Stratix 5700 Managed EtherNet Switch, 4 x Fast Ethernet 10/100 Mbps Copper Ports RJ45 and 2 x SFP 1000Mbps Fiber Slots, Lite Software, Din Rail Mounting, IP30, 2 x Power Source Connectors, 24/48V DC Power (12-60V DC Range)