SAS/SATA/SSD RAID Expansion Enclosure for Turbo NAS The QNAP REXP-1000 Pro expansion enclosure is designed for expanding the storage space on the Turbo NAS & can support maximum 250TB raw capacity* by connecting multiple expansion enclosures via high-speed mini SAS cables. This is especially useful for large data applications, such as video surveillance, data archiving, & TV broadcast storage. Contains the WD RE (RAID Edition) Enterprise class drives with multi Axis shock sensors, vibration protection & dual actuators. Designed for high duty cycle 24/7 environments, typically virtual machine (VM) environments with 5 years warranty Plug & use, seamless capacity expansion Missing mode protection High density, high efficiency & high scalability Flexible management with the QTS Storage Manager Backup storage for the Turbo NAS Supports SAS/SATA 6 Gbps HDD & SSD * Supported Turbo NAS models & maximum number of applicable expansion enclosures Plug & use, seamless capacity expansion Plug & use, seamless capacity expansion Simply connect a REXP-1000 Pro to a Turbo NAS* & power it on. The Turbo NAS will detect the hard drives in the REXP-1000 Pro as newly installed local drives. The Turbo NAS capacity can be expanded seamlessly by using the powerful QTS Storage Manager. * Optional purchase of SAS expansion card & QTS 4.1.0 (or newer) are required for the Turbo NAS. Missing mode protection When disconnection of the expansion enclosures occurs, the Turbo NAS enters missing mode automatically & blocks I/O access to protect the stored data. The system can then recover from the missing mode to the normal state with data staying intact when the disconnection is resolved. High density, high efficiency & highly scalable The REXP-1000 Pro supports 10 hard drives & 50TB raw capacity, & has two SAS wide ports (IN port & OUT port) for host connectivity & daisy-chain respectively. Each SAS wide port combines four SAS channels (maximum 8 SAS channels supported per expansion enclosure). The solution delivers unprecedented performance of up to 24 Gbps per host connection. Powerful QTS Storage Manager The QTS Storage Manager neatly presents tools & options for managing system storage with an intuitive graphical user interface, which simplifies the process of NAS capacity expansion & REXP-1000 Pro management. IT administrators can easily monitor the health status of REXP-1000 Pro & the disks within it. When cascading multiple expansion enclosures in a rack, the Locate Disk & Locate Enclosure functions assist IT administrators for quick maintenance. An excellent backup solution for the Turbo NAS In addition to expanding an existing volume, IT administrators can use the REXP-1000 Pro as a budget-friendly external storage to perform speedy & secure backup tasks for the Turbo NAS. The QNAP RTRR (Real-Time Remote Replication) or rsync service lets IT administrators back up the Turbo NAS data to the REXP-1000 Pro on a real time or scheduled basis. Flexible drive selection The REXP-1000 Pro offers high flexibility in hard drive selection. IT administrators can choose enterprise-level SAS HDDs with high performance & high reliability for mission critical applications, low-cost but high-capacity SATA HDDs for large data archiving, or high-speed & high stability SSDs for I/O intensive operations.