MSA Compliant 10GBase-LR XENPAK Transceiver (SMF, 1310nm, 10km, SC, DOM). A 100% MSA Compliant XENPAK transceiver that operates at 1310nm over single-mode fiber, with a maximum reach of 10km connected via a SC connector. This MSA Compliant XENPAK transceiver is 100% compliant with its designed networking application. This XENPAK transceiver is built 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.