Cisco WS-X6148-RJ21V - Cisco 7600 Ethernet Module / Catalyst 6500 48-Port 10/100 Inline Power Module RJ-21 Retail $199.00
Cisco WS-X6148-RJ45V - Cisco 7600 Ethernet Module / Catalyst 6500 48-port 10/100 Inline Power Retail $149.00
Cisco WS-X6748-GE-TX - Cisco 7600 Ethernet Module / Catalyst 6500 48-port 10/100/1000 GE Mod: fabric enabled, RJ-45 Retail $159.00