Working pull from server.The Supermicro SATA743 Rev 3.00 8-Port SATA Server Backplane is a high-quality HDD backplane designed for the SC743 chassis. Made by the reputable brand Supermicro in Taiwan, this unit offers 8 SATA ports for connecting multiple hard drives to a server. With a unit quantity of 1, this backplane is a reliable and essential component for enterprise networking and server setups, providing efficient data storage and retrieval for businesses and organizations.