ZyXEL® SFP-100TX compatible 100Base-TX SFP transceiver (Copper, 100m, RJ-45). An ZyXEL® SFP transceiver that operates over copper, with a maximum reach of 100m connected via a RJ-45 connector. This ZyXEL® compatible SFP transceiver has been programmed, uniquely serialized, and data-traffic and application tested to ensure it is 100% compliant and functional. Our SFP transceiver will initialize and perform identically to ZyXEL's transceiver and is built to meet or exceed ZyXEL'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.