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QNAP TS-251+-2G 2Bay NAS Quad Core 2GB

Facing the increasing demand for data storage, sharing and multimedia processing, more and more users are looking for a NAS system with good performance and an affordable price tag. The Intel® quad-core TS-251+ provides an uncompromising high-performance scalable storage solution for professional users. Powered by the intelligent QTS 4.2 operating system, the TS-251+ performs as an easy-to-use yet powerful NAS for data backup, file synchronization and sharing, remote access and multimedia applications, and is ideal for users to create a secure private cloud to access their data easily.




  • Centralize your file storage, sharing and backup with excellent performance
  • Run multiple Windows®, Linux®, UNIX® and Android™ based virtual machines with the Virtualization Station
  • Operate multiple isolated Linux® systems as well as download containerized apps with Container Station
  • Enjoy the best audio-visual experience with HDMI output and the free remote control
  • Transcode Full HD videos on-the-fly or offline*
  • Stream multimedia files via DLNA®, AirPlay®, Chromecast™ and Bluetooth® with multi-zone multimedia control
  • Quickly find specific files by real-time, natural search with Qsirch
  • Scale up to 10 drives with QNAP UX-800P expansion enclosure



  • CPU:Quad-Core Intel® Celeron® 2.0GHz (burst up to 2.42GHz)
  • GPU: Intel® HD Graphics
  • System memory: 2GB DDR3L RAM (1 x 2GB), Total memory slots: 2 SODIMM, Expandable up to: 8 GB
  • Flash Memory: 512MB
  • Drive 2 x 2.5" or 3.5" SATA 6Gb/s, 3Gb/s HDD or SSD; hot swappable tray 
  • Expansion Unit: Max. 1 (UX-800P, UX-500P)
  • Gigabit LAN Ports: 2
  • USB: 2 x USB 3.0 (Front: 1, Rear: 1), 2 x USB 2.0 (Rear)
  • IR Receiver: Yes (QNAP RM-IR002 remote control)
  • HDMI: 1
  • LED Indicators: Power/Status, LAN, USB, HDD1-2
  • Buttons: Power, Reset, USB Auto Copy
  • Alarm Buzzer: System warning
  • Form Factor: Tower
  • Dimensions (HxWxD): 169 x 102 x 219 mm
  • Weight (Net / Gross): 1.28 kg (2.82 lbs) / 2.32 kg (5.11 lbs)
  • System Fan: 1 x 7cm, 12V DC
  • Kensington Security Slot: 1
  • Power Supply: External Power Adapter, 60W, 100-240V
  • Power Consumption (W): S3 sleep: 0.57
  • HDD standby: 10.56
  • In operation (typical): 18.09
  • Sound Level: Sound pressure (LpAm) :15.4 dB(A)
  • Temperature: 0 - 40 °C
  • Humidity: 5~95% RH non-condensing, wet bulb: 27˚C
Code Product Name
17289 QNAP TS-251+-2G 2Bay NAS Quad Core 2GB