TL-D400S JBOD storage enclosure allows you to back up and expand your QNAP NAS, Windows® and Ubuntu® computers and servers. The TL-D400S features four 3.5-inch SATA 6Gb/s drive bays and comes with a QXP PCIe card for connecting the enclosure using a SFF-8088 (or SFF-8644) cable. It provides reliable read/write performance for smooth storage and backup tasks. Lockable hard drive trays prevent accidental drive removal. SFF-8088 (or SFF-8644) connection cable supports four SATA 6Gb/s channels per cable (24Gb/s in total) and provides faster data transfer speeds than eSATA and USB. Easy to use. QNAP NAS and PC can both use utility software to monitor, obtain, and manage JBOD information. High-performing TL SATA JBOD The TL SATA JBOD supports multi-lane SATA 6Gb/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 and Management The TL-D400S provides software-controlled storage configuration for greater management flexibility. You can configure RAID and monitor JBOD enclosure and disk health with Storage & Snapshots when connected to a QTS or QuTS hero NAS, or with the QNAP JBOD Manager utility when connected to a computer. Use the Storage & Snapshots Manager in QTS or QuTS hero to configure the TL-D400S as a storage enclosure for your QNAP NAS. The NAS expansion storage mode supports various NAS functions, including storage pools and snapshots. With TL-D400S, you can easily expand storage capacity. The QNAP JBOD Manager is a desktop utility for monitoring the TL-D400S on Windows® and Ubuntu® computers. You can quickly obtain disk statuses, JBOD information and health, view fan rotation speed, and check for firmware version updates. What you need to know You can connect your TL-D400S to Windows® and Ubuntu® computers through SFF-8088 (or SFF-8644) high-speed cable and use built-in utility to manage RAID configuration. Intelligently Monitor JBOD Enclosure Status on PC and Servers with QNAP JBOD Manager The QNAP JBOD Manager is a desktop utility for monitoring the TL-D400S on Windows® and Ubuntu® computers. You can quickly obtain the disk statuses, JBOD information and health, view fan rotation speed, and check for firmware version updates. All device events are recorded, and will send desktop notifications when a system alert occurs. Flexibly Expand Connectivity with QXP PCIe Cards Install an exclusive QXP PCIe card onto your QNAP NAS, Windows® or Ubuntu® PC to connect the JBOD enclosure via SFF-8088 (or SFF-8644) cable , for easy and flexible storage expansion.