Cisco速 ONS-XC-10G-1590 compatible 10GBase-CWDM SFP+ transceiver (SMF, 1590nm, 40km, LC). A 100% Cisco速 compatible SFP+ transceiver that operates at 1590nm over single-mode fiber, with a maximum reach of 40km connected via a LC connector. This Cisco速 SFP+ transceiver is 100% compliant with its designed networking application, and is factory programmed with Cisco速 specific configuration data required for seamless networking integration. This SFP+ transceiver will initialize and perform identically to Cisco's transceiver and is built to meet or exceed Cisco's specifications, and comply with MSA (Multi-Source Agreement) standards. The actual part shipped may have a different part number, but will be functionally identical and 100% compatible. Trade Agreements Act (TAA) versions of this part are available.