Catalyst 3750X 48 Port PoE IP Services REMANUFACTURED SFP-10G-LR= 10GBASE-LR SFP Module SFP-10G-LRM= 10GBASE-LRM SFP Module SFP-H10GB-CU1M= 10GBASE-CU SFP+ Cable 1 Meter SFP-H10GB-CU3M= 10GBASE-CU SFP+ Cable 3 Meter SFP-H10GB-CU3M 10GBASE-CU SFP+ Cable 3 Meter SFP-10G-ER= 10GBASE-ER SFP Module SFP-H10GB-CU1M 10GBASE-CU SFP+ Cable 1 Meter GLC-GE-100FX= 100BASE-FX SFP for GE SFP port on . GLC-T= 1000BASE-T SFP GLC-BX-D= 1000BASE-BX SFP, 1490NM GLC-BX-U= 1000BASE-BX SFP, 1310NM CWDM-SFP-1470= CWDM 1470 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1490= CWDM 1490 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1510= CWDM 1510 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1530= CWDM 1530 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1550= CWDM 1550 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1570= CWDM 1570 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1590= CWDM 1590 NM SFP Gigabit Ethernet and 1G/2G FC CWDM-SFP-1610= CWDM 1610 NM SFP Gigabit Ethernet and 1G/2G FC DWDM-SFP-3033= DWDM SFP 1530.33 nm SFP (100 GHz ITU grid) DWDM-SFP-3425= DWDM SFP 1534.25 nm SFP (100 GHz ITU grid) DWDM-SFP-3582= DWDM SFP 1535.82 nm SFP (100 GHz ITU grid) DWDM-SFP-3661= DWDM SFP 1536.61 nm SFP (100 GHz ITU grid) DWDM-SFP-3819= DWDM SFP 1538.19 nm SFP (100 GHz ITU grid) DWDM-SFP-4214= DWDM SFP 1542.14 nm SFP (100 GHz ITU grid) DWDM-SFP-4612= DWDM SFP 1546.12 nm SFP (100 GHz ITU grid) DWDM-SFP-5012= DWDM SFP 1550.12 nm SFP (100 GHz ITU grid) DWDM-SFP-5413= DWDM SFP 1554.13 nm SFP (100 GHz ITU grid) DWDM-SFP-5817= DWDM SFP 1558.17 nm SFP (100 GHz ITU grid) DWDM-SFP-6061= DWDM SFP 1560.61 nm SFP (100 GHz ITU grid) DWDM-SFP-6141= DWDM SFP 1561.42 nm SFP (100 GHz ITU grid)