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QNAP TS-251+-2G, 2-Bay NAS, Intel Celeron Quad-Core 2.0GHz (up to 2.42GHz)

Price: $425.0


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  • Products Name: QNAP TS-251+-2G, 2-Bay NAS, Intel Celeron Quad-Core 2.0GHz (up to 2.42GHz)
  • Model#: TS-251+-2G
  • Brand: QNAP
  • Last Update:
  • Net Weight: 5.700Kg
  • Warranty: 12 Months
  • Form Factor : 2 Bays

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
  • Play 1080p videos with the bundled remote control and multi-channel audio pass-through via HDMI
  • 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

  • Data Sheet Data Sheet download
    CPU Quad-Core Intel® Celeron® 2.0GHz (burst up to 2.42GHz)
    Floating Point Unit


    GPU Intel® HD Graphics
    Hardware-Acclerated Transcoding



    TS-251+-2G: 2GB DDR3L RAM (1 x 2GB)

    Total memory slots: 2 SODIMM
    Expandable up to: 8 GB

    1. When installing two memory modules, please ensure that they are the same size and ideally use the same type of RAM for both memory slots.
    2. For the information of RAM module installation and compatible NAS models, please refer to the QNAP RAM Module Installation Guide

    Flash Memory 512MB

    2 x 2.5" or 3.5" SATA 6Gb/s, 3Gb/s HDD or SSD; hot swappable trays

    For the HDD compatibility list, please visit

    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) 168.5 x 102 x 225 mm
    6.63 x 4.02 x 8.86 inch
    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: 27ËšC

    * Specifications are subject to change without notice.
    * Specifications may vary.
    * The product picture(s) is only for your reference, it may differ from the actual product.

    QNAP TS-251+-2G, 2-Bay NAS, Intel Celeron Quad-Core 2.0GHz (up to 2.42GHz)

    QNAP TS-251+-2G, 2-Bay NAS, Intel Celeron Quad-Core 2.0GHz (up to 2.42GHz)