HP® 453154-B21 compatible 1000Base-TX SFP transceiver (Copper, 100m, RJ-45). A 100% HP® compatible SFP transceiver that operates over copper, with a maximum reach of 100m connected via a RJ-45 connector. This HP® SFP transceiver is 100% compliant with its designed networking application, and is factory programmed with HP® specific configuration data required for seamless networking integration. This SFP transceiver will initialize and perform identically to HP's transceiver and is built to meet or exceed HP'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.