TL-R400S Rackmount JBOD storage enclosure means that you can back up & expand your QNAP NAS, Windows & Ubuntu computers & servers. The TL-R400S features four 3.5-inch SATA 6 Gb/s drive bays, the shallow rack design is perfect for installing the TL-R400S in a compact rack, or in areas with a lot of cabling. High performance of TL SATA JBOD The TL SATA JBOD supports multi-lane SATA 6 Gb/s transfer, and each SATA lane directly connects to a single SATA drive to help improve performance. With the 1-1 high-speed channel, the TL SATA JBOD delivers excellent transfer performance. Flexible storage configuration & management The TL-R400S provides software-controlled storage configuration for greater management flexibility. You can configure RAID & monitor JBOD enclosure & disk health with Storage & Snapshots when connected to a QTS or QTS hero NAS. Use the Storage & Snapshots Manager in QTS or QTS hero to configure the TL-R400S as a storage enclosure for your QNAP NAS. The NAS expansion storage mode supports various NAS functions, including storage pools & snapshots. With TL-R400S, you can easily expand storage capacity. The QNAP JBOD Manager is a desktop utility for monitoring the TL-R400S on Windows & Ubuntu computers. You can quickly obtain disk statuses, JBOD information & health, view fan-rotation speed, and check for firmware version updates. Versatile usage scenarios to meet storage expansion needs The TL-R400S meets many storage expansion requirements for the home & office. TL-R400S offers better performance than other USB (Universal Serial Bus) & e SATA JBOD solutions The TL-R400S features SFF-8088 (or SFF-8644) connectivity & multiple SATA 6 Gb/s bays. This provides better sequential read performance & faster data-transfer speeds than existing USB (Universal Serial Bus) & e SATA expansion enclosures, while also being a more economical option compared to a QNAP REXP SAS enclosure. Expand your NAS capacity The TL-R400S provides an alternative method for users to expand their NAS storage capacity. By connecting the TL-R400S to their NAS & using Storage & Snapshots Manager in QTS or QTS hero, users can easily configure & manage their storage expansion. The TL-R400S supports a variety of QNAP NAS storage & file-management functions, allowing users to build storage pools, finding files with Qsirch, and organizing files with Qfiling. External storage for your NAS You can use the TL-R400S to expand your NAS storage. You can select disks to create storage pools for expanding your NAS capacity, or you can treat each disk as an individual external storage space & use it as a removable drive for greater flexibility. Regardless of the mode you use, you can always use Storage & Snapshots Manager in QTS or QTS hero to set up & manage your TL-R400S & use hard drive S.M.A.R.T. & Notification Center to check disk status anytime & anywhere. Expand the storage space of your Windows & Ubuntu computers & servers You can use your TL-R400S with Windows & Ubuntu computers & servers to expand more storage space. You can set up the RAID configuration of your TL-R400S to further secure data protection. Moreover, you can also use the single-disk mode & format with ex FAT file system for more convenient access & sharing of files between Windows & Ubuntu computers. You can obtain data protection by building a software RAID 0, RAID 1, and RAID 5 volume with native utility in your Windows & Ubuntu computers, and use the QNAP JBOD Manager to monitor the TL-R400S status information.