Cat3750 24 T Enh. Multilayer Image REMANUFACTURED WS-C3750G-48TSS-RF Cat3750 48 T +4 SFP Std.Multilayer REMANUFACTURED WSC3750G24TSE1U-RF Cat3750 24 +4SFP EnhMultilayer;1RU REMANUFACTURED WSC3750G24TSS1U-RF Cat3750 24 +4SFP StdMultilayer;1RU REMANUFACTURED WS-C3750G-12SSD-RF Cat3750 12 SFP DCpowered Std Multilayer Image REMANUFACTURED WS-C3750E-24TDS-RF 3750E 24 +2 10GE(X2),265W,IPB SW REMANUFACTURED WS-C3750E-24TDE-RF 3750E 24 +2 10GE(X2),265W,IPS SW REMANUFACTURED WS-C3750G-24PSS-RF Cat3750 24 T PoE + 4 SFP Std.Image REMANUFACTURED WS-C3750G-24PSE-RF Cat3750 24 T PoE + 4SFP Enh. Image REMANUFACTURED WS-C3750G-48PSE-RF Cat3750 48 T PoE + 4 SFP Enh.Image REMANUFACTURED WS-C3750G-48PSS-RF Cat3750 48 T PoE +4 SFP Std. Image REMANUFACTURED WS-CFS-S-RF Cat3750 24 100BaseFX+2 SFP StdMultilayerImage REMANUFACTURED CWDM-CHASSIS-2= 2 Slot Chassis for CWDM Mux Plug in Modules CWDM-MUX8A= 8-channels CWDM MUX/DEMUX Module CWDM-MUX-4-SF1= Single Fiber 4-Channel Mux/Demux CWDM-MUX-4-SF2= Single Fiber 4-Channel Mux/Demux CWDM-OADM1-1470= Dual single channel OADM Module ( 1470nm) CWDM-OADM1-1490= Dual single channel OADM Module ( 1490nm) CWDM-OADM1-1510= Dual single channel OADM Module ( 1510nm) CWDM-OADM1-1530= Dual single channel OADM Module ( 1530nm) CWDM-OADM1-1550= Dual single channel OADM Module ( 1550nm) CWDM-OADM1-1570= Dual single channel OADM Module ( 1570nm) CWDM-OADM1-1590= Dual single channel OADM Module ( 1590nm) CWDM-OADM1-1610= Dual single channel OADM Module ( 1610nm) CWDM-OADM4-1= 4-channels CWDM OADM Module ( 1470, 1490, 1510, 1530) CWDM-OADM4-2= 4-channels CWDM OADM Module ( 1550, 1570, 1590, 16100) WDMS= 1300nm/1550nm WDM splitter cable EWDM-MUX8= 8-channels EWDM MUX/DEMUX Module EWDM-OADM4= 4-channels EWDM OADM Module EWDM-OADM2= 2-channels EWDM OADM Module CD-3750-EMI= Enhanced Multilayer Image upgrade for 3750 FE models CD-3750G-48EMI= Enhanced Multilayer Image upgrade for 48-port 3750 GE models R-CD-3750-EMI= Enhanced Multilayer Image upgrade for 3750 FE models