Cisco 40GBase-LR4 QSFP Module for SMF with OTU-3 Data-Rate Support - For Data Networking, Optical Network - 1 x 40GBase-LR4 - G.652 µm Optical Fiber - 5 GB/s 40 Gigabit Ethernet40 Gbit/s QSFP-40G-LR4

The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 Gigabit Ethernet connectivity options for data center, high-performance computing networks, enterprise core and distribution layers, and service provider applications.