Home > Products > Transceivers > CLR-HGS-ER40                 CLR-HGS-ER40       100GBase-ER4 QSFP28 Optical Transceiver Module   Singlemode, LC, 40Km                       Ordering Information                   CLR-HGS-ER40 100GBase-ER4 QSFP28 Optical Transceiver Module, 40km