Our GBIC is compatible with cisco,.
Here  is list: 
CWDM-GBIC-1470= 1. 25gb / s CWDM GBIC 1470 nm Transceiver 
CWDM-GBIC-1490= 1. 25gb / s CWDM GBIC 1490 nm Transceiver 
CWDM-GBIC-1510= 1. 25gb / s CWDM GBIC 1510 nm Transceiver 
CWDM-GBIC-1530= 1. 25gb / s CWDM GBIC 1530 nm Transceiver 
CWDM-GBIC-1550= 1. 25gb / s CWDM GBIC 1550 nm Transceiver 
CWDM-GBIC-1570= 1. 25gb / s CWDM GBIC 1570 nm Transceiver 
CWDM-GBIC-1590= 1. 25gb / s CWDM GBIC 1590 nm Transceiver 
CWDM-GBIC-1610= 1. 25gb / s CWDM GBIC 1610 nm Transceiver 
WS-G5483= 1000BASE-T GBIC Transceiver 
WS-G5484 = (Finisar) 1000BASE-SX GBIC Transceiver 
WS-G5484= (Agilent) 1000BASE-SX GBIC Transceiver 
WS-G5486= (Agilent) 1000BASE-LX GBIC Transceiver 
WS-G5486= (Finisar) 1000BASE-LX GBIC Transceiver 
WS-G5487= 1000BASE-ZX GBIC Transceiver