40G QSFP+ PSM4 2km/10km
40G QSFP+ PSM4 optical transceiver modules include 40GE QSFP+ PSM4 2km, 40GE QSFP+ PSM4 10km and 40GE/OTU3 QSFP+ PSM4 10km. They are designed for 10G/40G Ethernet, OTN OTU1e/OTU2/OTU2e/OTU3, InfiniBand SDR/DDR/QDR, 2G/4G/8G Fibre Channel and SONET OC-192 / SDH STM-64 links reach up to 2km/10km over SMF.