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Qnap TS-853U

Qnap TS-853U

The TS-853U, featuring the easy-to-use QTS operating system, is a powerful, reliable, secure and scalable NAS solution designed for mission-intensive business applications and to meet fast growing data storage needs. The TS-853U supports SATA 6Gb/s drives and delivers high performance with persistent throughput, providing a comprehensive storage solution for SMBs to build a reliable private cloud.


Manage, share, and back up business data with Real-time Remote Replication (RTRR) Expand the total raw storage capacity up to 160 TB with the economical UX-1200U-RP QNAP expansion enclosure NAS and iSCSI-SAN(IP-SAN) unified storage solution for server virtualization Supports VMware®, Citrix®, and Microsoft® Hyper-V and advanced virtualization features Enhanced data security with high-performance AES 256-bit encryption and anti-virus Use the TS-853U as a PC with exclusive QvPC Technology Run multiple Windows/Linux/Android-based virtual machines with the Virtualization Station Transcode Full HD videos on-the-fly or offline with QNAP’s unique transcoding technology* * Note: Which video formats support hardware acceleration? How to transcode videos to formats suitable for other devices?

Additional information


Quad-core Intel® Celeron® 2.0GHz (up to 2.42GHz)


Installed: 4GB DDR3L SDRAM (1 x 4GB)
Slots: 2 SODIMM (Max: 8GB)

Flash memory


Internal drive

8 x 3.5" or 2.5" SATA 6Gb/s, SATA 3Gb/s hard drive or SSD

Drive tray

8 Hot-swappable and lockable trays

Network interface

4 RJ45 Gigabit Ethernet ports


4 USB 3.0
1 console (system maintenance)

Form factor

2U, rack mountable


89(H) x 482(W) x 534(D) mm
3.5(H) x 18.98(W) x 21.02(D) inch

Power consumption (W)

HDD standby: 30.49W
In operation: 82.31W
(with 8 x 2TB HDD installed)

Power supply

Input: 100-240V AC, 50/60Hz; Output: 250W


2 x 70mm, 12V DC