Edge-Core ECS4100-52P Ethernet Switch - 48 Ports - Manageable - Gigabit Ethernet - 10/100/1000Base-T, 100/1000Base-X - 4 Layer Supported - Modular - 4 SFP Slots - 480 W Power Consumption - Twisted Pair, Optical Fiber - PoE Ports - 1U High - Rack-mountable: