New Cisco Chassis WS-C4503-E 1.Cat4500 E-Series 3-Slot Chassis, fan, no ps 2..Original ... Cisco Chassis WS-C4503-E Cisco 4500 seriesDescription : Cat4500 E-Series 3-Slot Chassis, fan, no ps1.Cat4500 E-Series 3-Slot Chassis, ... branch offices. These chassis support all Cisco Catalyst 4500 Series classic and E-Series line cards. Product DetailsDevice TypeSwitchEnclosure TypeRack-mountable - 7UPower Over ...