Dell PowerConnect 7048 1U 4 SFP+ 10GbE Uplink Ports 48 Gigabit RJ-45 Ports Network Switch WN92N 0WN92N CN-0WN92N. Dell PowerConnect 7000 Gigabit Ethernet switches are Layer 3 scalable entry-level Top-of-Rack and enterprise switches that give you the power and flexibility you need for today and the future, offering advanced switching capabilities including high-density, 10 Gigabit Ethernet uplinks, high-performance stacking, high redundancy and availability, scalable from the small business to the Datacenter Edge.