The INTCERA 40G QSFP + LR4 optical module (GQS-SPO400-IR4C) e tšehetsa sebaka sa phetisetso ho fihlela ho 10km ho sebelisa CWDM wavelengths (1271nm, 1291nm, 1311nm, 1331nm).E etselitsoe lihokelo tsa 40G Ethernet 40GBASE-LR4 holim'a li-fiber tsa duplex single mode.