TS-251 | TS-251+ High-performance Intel quad-core NAS supporting HDMI, transcoding, and virtualization for homes and businesses

  • 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®, 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

TS-251 | TS-251+ High-performance Intel quad-core NAS supporting HDMI, transcoding, and virtualization for homes and businesses

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®, 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 enclosur

Quad-core 64-bit Intel® Celeron® CPU for exceptional performance

The TS-251+ is powered by a 64-bit Intel® Celeron® quad-core 2.0GHz processor and has 2GB/8GB energy-efficient DDR3L RAM (upgradable to 8GB) and dual Gigabit LAN ports, delivering up to 225 MB/s read & write speeds with port trunking mode. The TS-251+ can also automatically increase the processor's clock rate from 2.0GHz to 2.42GHz when needed for CPU-intensive tasks. The TS-251+ supports AES 256-bit volume & folder encryption with transfer speeds of up to 205 MB/s, boosting system performance & security while ensuring the safety of sensitive personal data stored in the TS-251+.


TS-251+-2G

CPUIntel® Celeron® J1900 4-core/4-thread processor, burst up to 2.42 GHz
CPU Architecture64-bit x86
Graphic ProcessorsIntel® HD Graphics
Floating Point Unit
Hardware-accelerated Transcoding
System Memory2 GB SODIMM DDR3L
Maximum Memory8 GB (2 x 4GB)
Memory Slot2 x SODIMM DDR3L
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.
For the information of RAM module installation and compatible NAS models, please refer to the QNAP RAM Module Installation Guide.
Flash Memory512MB (Dual boot OS protection)
Drive Bay2 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD.
For the HDD compatibility list, please visit https://www.qnap.com/compatibility/
Drive Compatibility3.5-inch SATA hard disk drives
2.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable
SSD Cache Acceleration Support
Gigabit Ethernet Port (RJ45)2
Wake on LAN (WOL)
Jumbo Frame
USB 2.0 port2
USB 3.2 Gen 1 port2
IR Sensor (RM-IR002 & MCE)
HDMI Output1, (up to 1080p)
Form FactorTower
LED IndicatorsPower/Status, LAN, USB, HDD1-2
ButtonsPower, Reset, USB Auto Copy
Dimensions (HxWxD)168.5 × 102 × 225 mm
Weight (Net)1.28 kg
Weight (Gross)2.32 kg
Operating Temperature0 - 40 °C (32°F - 104°F)
Storage Temperature-20 - 70°C (-4°F - 158°F)
Relative Humidity5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F)
Power Supply Unit60W/65W adapter (12VDC), 100-240VAC
Power Consumption: HDD Sleep Mode10.56 W
Power Consumption: Operating Mode, Typical18.09 W
Fan1 x 70mm, 12VDC
System WarningBuzzer

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