Gigamon Systems SFP-504 Compatible 1000Base-ZX SFP Transceiver (SMF, 1550nm, 80km, LC). A Gigamon Systems SFP transceiver that operates at 1550nm over single-mode fiber, with a maximum reach of 80km connected via a LC connector. This Gigamon Systems compatible SFP transceiver has been programmed, uniquely serialized, and data-traffic and application tested to ensure it is 100% compliant and functional. The SFP transceiver will initialize and perform identically to Gigamon Systems' transceiver and is built to meet or exceed Gigamon Systems' 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.