Cisco - WS-X4248-RJ21V-RF - Line Card 48-Port 10/100 PoE RJ21 WS-X4248-RJ21V-RF - Cisco - Line Card Classic - Switch - 48 X 10/100 - Plug-In Module - Poe - For Catalyst 4503 4506 4507R 4510R $360.75 $305.72
Cisco - WS-X6148-21AF= - Line Card 48-Port 10/100 PoE 802.3af RJ21 WS-X6148-21AF= - Cisco - Catalyst 6500 PoE 802.3af 10/100 48-Ports (RJ21) line card $330.34 $279.95
Cisco - WS-X4648-RJ45VE++= - Network Switch 48-Port PoE 802.3af Gigabit WS-X4648-RJ45VE++= - Cisco - Catalyst 4500 E-Series 48-Ports Poe 802.3AF 10/100/1000RJ-45 Switch $5,281.51
Cisco - WS-X6148A-GE-45AF - Network Switch 48-Port Gigabit PoE 802.3af WS-X6148A-GE-45AF - Cisco - Catalyst 6500 48-Ports PoE 802.3af 10/100/1000 With Jumbo Frame $195.59 $165.75
Cisco - WS-X6548-GE-45AF= - Network Switch 48-Port Gigabit PoE 802.3af WS-X6548-GE-45AF= - Cisco - Catalys t6500 PoE 802.3af 10/100/1000 48-Ports (RJ45) CEF256 Card $4,832.95 $4,095.72