Legrand 40GBASE-ER4 Module for SMF with OTU-3 data-rate Support – For Optical Network, Data Networking – 1 x LC 40GBase-ER4 Network – Optical Fiber – Single-mode – 40 Gigabit Ethernet – 40GBase-ER4 – 40 CISCO COMP
The Cisco 40GBASE-ER4 QSFP Module supports link lengths up to 40km over G.652 single-mode fiber with duplex LC connectors. The 40GE or OTU3 signal is carried over four wavelengths in the 1310nm range. Multiplexing and demultiplexing of the four wavelengths are managed within the device.

Legrand QSFP-40G-ER4-L