Flexible storage scalability for your turbo nas quick amp simple when expanding data storage capacity deploying multiple servers can lead to complexity in management and also dramatically increase costs the qnap ux 800u rp expansion enclosure is an economical expansion alternative designed with easy setup in mind for expanding the total storage space of your turbo nas the ux 800u rp offers a hassle free storage expansion for business use each ux 800u rp provides additional 8 hard drives