The 845398-B21 HPE 25GB SFP28 SR 100M TRANSCEIVER is a high-quality networking component designed for HP enterprise networks. With a 20 pin connector and SFP network port, it offers reliable and fast data transmission. Manufactured by HPE in China, this unit comes with a 1-year manufacturer warranty, ensuring its quality and performance. Perfect for businesses looking to enhance their network infrastructure with a trusted and compatible product, this transceiver is a valuable addition to any enterprise networking setup.