128GFC QSFP28 ER4 Lite 30km/40km
128GFC QSFP28 ER4 Lite optical transceiver module is designed for Storage Area Network (SAN), and supports 128GFC, 100GBASE-ER4 Lite, InfiniBand 4x FDR/EDR and OTN OTU4 links reach up to 30km without FEC or 40km with FEC over SMF.