Catalyst 3750V2 24 100BASE-FX ports + 2 SFP Standard Image WS-C3750V2-24PS-E Catalyst 3750V2 24 10/100 PoE + 2 SFP Enhanced Image C WS-C3750V2-24PS-S Catalyst 3750V2 24 10/100 PoE + 2 SFP Standard Image C WS-C3750V2-24TS-E Catalyst 3750V2 24 10/100 + 2 SFP Enhanced Image C WS-C3750V2-24TS-S Catalyst 3750V2 24 10/100 + 2 SFP Standard Image C WS-C3750V2-48PS-E Catalyst 3750V2 48 10/100 PoE + 4 SFP Enhanced Image C WS-C3750V2-48PS-S Catalyst 3750V2 48 10/100 PoE + 4 SFP Standard Image C WS-C3750V2-48TS-E Catalyst 3750V2 48 10/100 + 4 SFP Enhanced Image C WS-C3750V2-48TS-S Catalyst 3750V2 48 10/100 + 4 SFP Standard Image C WS-C3750V224FSS-RF Catalyst 3750V2 24 100BASE-FX +2 SFP StdImage REMANUFACTURED N/A WS-C3750G-12S-S-RF Cat3750 12 SFP Std. Multilayer Image REMANUFACTURED C WS-C3750G-12S-E-RF Cat3750 12 SFP Enh. Multilayer Image REMANUFACTURED C WS-C3750G-24T-S-RF Cat3750 24 T Std. Multilayer Image REMANUFACTURED C WS-C3750G-24T-E-RF Cat3750 24 T Enh. Multilayer Image REMANUFACTURED C WS-C3750G-48TSS-RF Cat3750 48 T +4 SFP Std.Multilayer REMANUFACTURED C WSC3750G24TSE1U-RF Cat3750 24 +4SFP EnhMultilayer;1RU REMANUFACTURED C WSC3750G24TSS1U-RF Cat3750 24 +4SFP StdMultilayer;1RU REMANUFACTURED C WS-C3750G-12SSD-RF Cat3750 12 SFP DCpowered Std Multilayer Image REMANUFACTURED C WS-C3750E-24TDS-RF 3750E 24 +2 10GE(X2),265W,IPB SW REMANUFACTURED C WS-C3750E-24TDE-RF 3750E 24 +2 10GE(X2),265W,IPS SW REMANUFACTURED C WS-C3750G-24PSS-RF Cat3750 24 T PoE + 4 SFP Std.Image REMANUFACTURED C WS-C3750G-24PSE-RF Cat3750 24 T PoE + 4SFP Enh. Image REMANUFACTURED C WS-C3750G-48PSE-RF Cat3750 48 T PoE + 4 SFP Enh.Image REMANUFACTURED C WS-C3750G-48PSS-RF Cat3750 48 T PoE +4 SFP Std. Image REMANUFACTURED C WS-CFS-S-RF Cat3750 24 100BaseFX+2 SFP StdMultilayerImage REMANUFACTURED C CWDM-CHASSIS-2= 2 Slot Chassis for CWDM Mux Plug in Modules B CWDM-MUX8A= 8-channels CWDM MUX/DEMUX Module D CWDM-MUX-4-SF1= Single Fiber 4-Channel Mux/Demux D CWDM-MUX-4-SF2= Single Fiber 4-Channel Mux/Demux D CWDM-OADM1-1470= Dual single channel OADM Module ( 1470nm) D CWDM-OADM1-1490= Dual single channel OADM Module ( 1490nm) D CWDM-OADM1-1510= Dual single channel OADM Module ( 1510nm) D CWDM-OADM1-1530= Dual single channel OADM Module ( 1530nm) D CWDM-OADM1-1550= Dual single channel OADM Module ( 1550nm) D CWDM-OADM1-1570= Dual single channel OADM Module ( 1570nm) D CWDM-OADM1-1590= Dual single channel OADM Module ( 1590nm) D CWDM-OADM1-1610= Dual single channel OADM Module ( 1610nm) D CWDM-OADM4-1= 4-channels CWDM OADM Module ( 1470, 1490, 1510, 1530) D CWDM-OADM4-2= 4-channels CWDM OADM Module ( 1550, 1570, 1590, 16100) D WDMS= 1300nm/1550nm WDM splitter cable D EWDM-MUX8= 8-channels EWDM MUX/DEMUX Module D EWDM-OADM4= 4-channels EWDM OADM Module D EWDM-OADM2= 2-channels EWDM OADM Module D CD-3750-EMI= Enhanced Multilayer Image upgrade for 3750 FE models C CD-3750G-48EMI= Enhanced Multilayer Image upgrade for 48-port 3750 GE models C R-CD-3750-EMI= Enhanced Multilayer Image upgrade for 3750 FE models C