The Hewlett Packard Enterprise 25Gb SFP28 SR 100m transceiver/transmitter module is a high-speed optical networking device designed for fast data transmission. Supports 25Gb data transfer and utilizes the SFP28 form factor, with short-range SR operation up to 100 meters. This is a genuine Hewlett Packard Enterprise spare part, supplied brand new in sealed packaging, suitable for enterprise networking environments such as switches and servers requiring reliable optical connectivity. Identification is via SKU 845398-B21 and MPN 845398-B21, also bearing the EAN code 0190017016559.