Cisco - WS-X6348-RJ45 - WS-X6348-RJ-45 - Switch - 100 Mbps

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CISCO - WS-X4748-RJ45V+E - Catalyst 4500E Series 48-port

Cisco - WS-X4548-GB-RJ45 - Line Card Classic - 48-Port - Plug-In Modul

CISCO - WS-X6748-GE-TX - Cat6500 48-port 10/100/1000 GE Mod: fabric enabled, RJ-

CISCO - WS-X4748-UPOE+E - Catalyst 4500E 48Port UPOE Switch

CISCO - WS-X4148-RJ45V= - Catalyst 4000 Inline Power 10/100, 48-Ports (RJ45)