CATALYST 4500 48-PORT 1000BASE-X (SFPS OPTIONAL)
CATALYST 4500 E-SERIES SUP 6-E 2X10GE(X2) TWIN GIG
CAT4500 6-PORT 10/100/1000 POE OR SFP (OPTIONAL)
CATALYST 4500E SERIE 48 PORT POE 10/100/1000(RJ45)
CATALYST 4500 ENHANCED 48-PORT 10/100/1000 BASE-T
CAT4500 E-SERIES 6-SLOT CHASSIS FAN NO PS
CATALYST 4500 CHASSIS (7-SLOT) FAN NO P/S RED SUP
CATALYST 4000 FE SWIT.MOD.48-100FX MMF(MTRJ)(SP.)