Cisco QSFP-40G-ER4 Compatible 40G QSFP+ ER4 1310nm (CWDM4) 40km LC SMF DDM Transceiver Module
Cisco QSFP-40G-ER4 Compatible QSFP 40G ER4 Transceiver Module is compliant to 40GBASE-ER4 of the IEEE P802.3ba standard using duplex LC connectors over SMF.




