Cisco GLC-LH-SMD - 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM SAVE 100% Retail $166.25
Cisco WS-X4448-GB-SFP - Catalyst 4500 48-Port 1000Base-X (SFPs Optional) Base-X GE SAVE 100% Retail $399.00