... -rate of 1.25Gbps/1.0625Gbps operation 18 CWDM DFB wavelengths laser and PIN photodetector for 40km or ... ,0°C~+70°C DW-D12C55-80CG CWDM GBIC,1.25G,1550nm,SC,80km,0°C~+70°C DW ... -D12C53-80CG CWDM GBIC,1.25G,1530nm,SC,80km ... ,0°C~+70°C DW-D12C55-40CG CWDM GBIC,1.25G,1550nm,SC,40km,0°C~+70°C DW ... -D12C53-40CG CWDM GBIC,1.25G,1530nm,SC,40km ...