Feel Free to Ask Any Questions. Cisco WS-C4948-S 48-Port Layer 3 Gigabit Managed Switch w/ Dual AC Power Supply. IT-Base LLC 521 Kearney Ave.We process DOA (Dead On Arrival) equipment immediately for replacements(First 7 Days). The item will be tested to determine its condition. Ick to open supersize image. The item "Cisco WS-C4948-S 48-Port Layer 3 Gigabit Managed Switch with Dual AC Power Supply" is in sale since Tuesday, May 5, 2015. This item is in the category "Computers/Tablets & Networking\Enterprise Networking, Servers\Switches & Hubs\Network Switches". The seller is "it-base" and is located in Cliffside Park, New Jersey. This item can be shipped worldwide.