The TS-251 provides a high performance & high capacity storage solution for SOHO & home, workgroup, and SMB users. Powered by the advanced QTS operating system, the TS-251 performs as an easy-to-use yet powerful NAS for data backup, file synchronization, remote access, home entertainment, and is ideal for users to build a personal cloud to access their data easily.
- Transcode Full HD videos on-the-fly or offline*
- Enjoy the best audio-visual experience with HDMI output
- Create a personal cloud and stream your multimedia library via DLNA, AirPlay, and Plex
- Centralize your file storage, sharing and backup
- Run a virtual machine and extend the functionality of the NAS with an integrated virtualization solution
- Expand the total raw storage capacity up to 60TB (with maximum 10 hard drives) with the economical QNAP expansion enclosure UX-800P
Note: Hey Guy Media uses a TS-251A. Real Time Remote Replication (RTRR) is a standard feature in the QTS operating system, but SD card reader support varies by NAS model.
Powered by a new 22nm 64-bit dual-core Intel® Celeron® 2.41GHz processor with 1GB energy-efficient DDR3L RAM (upgradable up to 8GB), coupled with the support of dual LAN ports and HDMI connectivity, the TS-251 is a powerful home NAS with supreme value and great performance to deliver up to 220MB/s read & write speeds. The TS-251 can also automatically increase the processor's clock rate from 2.41GHz to 2.58GHz when needed for CPU-intensive tasks. The TS-251’s fast encryption and decryption performance provides transfer speeds of up to 68MB/s with AES-256 bit volume encryption, boosting system performance & security while ensuring the safety of sensitive personal data stored in the TS-251. When installed with the latest dual-band 2.4GHz/5GHz 802.11ac Wi-Fi network card, the TS-251 can offer remarkably high speeds for transferring large amount of files and streaming bandwidth-consuming multimedia.
*Tested in QNAP Lab. Figures could vary by environment.
*The aggregated throughput of simultaneous file transmission from 2 PCs to a Turbo NAS.
OS: QTS 4.1.1
HDD: Seagate ST1000NM0033 1TB
Volume type: Encrypted volume with RAID 1
Network environment: direct connection between NAS and PC, 1Gbps LAN with MTU 1500
Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz; DDR3 1600Hz 16GB; WD 1TB WD10EZEX; Intel Gigabit CT; MTU 1500; Windows 7 Professional 64bit SP1
QTS - Simple and efficient
Thanks to the intuitive user interface of QTS, system operations of the TS-251 are smooth and handy. Its intelligent desktop allows you to find desired functions quickly, create desktop shortcuts or group shortcuts, monitor important system information on a real-time basis, and open multiple application windows to run multiple tasks concurrently, bringing greater operating efficiency.
Learn more： QTS
Qsirch – A smarter, faster way to search
Quickly and easily find documents, photos, videos, and music with Qsirch, QNAP’s new built-in NAS search application lets you find what you need by real-time, natural search. Simply type in as much as you know about what you are trying to find, including bits of the file name or even words/phrases in the document, and Qsirch will display a list of matches, complete with thumbnails, as you type. Qsirch even remembers your search history so you can quickly navigate to files you’ve previously searched for. Qsirch is a huge productivity boost – it greatly reduces the amount of time spent looking for files on the NAS so you can focus on other tasks.
Note: 2GB RAM (4GB or more RAM is recommended for optimum performance) and QTS 4.1 or newer firmware is required.
Learn more: Qsirch
Easily build your personal cloud and access anywhere
QNAP’s myQNAPcloud provides an always-connected infrastructure for business and home users to build their private or personal cloud with ease. Through any web browser or the free mobile app the TS-251 becomes your personal cloud so you are always connected to your data. Take advantage of the myQNAPcloud service, which allows you to remotely access your TS-251 wherever you are. Instantly stream or share your multimedia contents and share them with your friends.
Learn more： myQNAPcloud
Real-time & offline HD video transcoding*
The TS-251 delivers superior real-time Full HD video transcoding to convert your videos to formats that can be smoothly played on PCs, mobile devices and Smart TVs. It allows for up to 5 devices to simultaneously view different videos stored on the TS-251 with on-the-fly hardware accelerated transcoding. The TS-251 allows you to enjoy instant videos on multiple devices - even those that lack computing power or have limited file format support - without the need for complicated and time-consuming file conversion.
With the benefit of offline transcoding, if you can only connect to an Internet connection with limited/restricted bandwidth, you can still enjoy smooth videos by selecting a pre-rendered lower resolution to play the videos via File Station, Video Station, or the Qfile app for iOS & Android without affecting the TS-251’s performance running other applications. This also allows more people to play videos via streaming. The TS-251 also allows you to set a dedicated folder for automatic video transcoding.
- Which video formats support hardware acceleration?
- How to transcode videos to formats suitable for other devices?
- Supported video formats depend on the hardware and software specifications of the devices. Playback capability and quality may vary due to factors including the original file formats/quality, hardware and software limitations, and output devices.
Stream media via DLNA, AirPlay, Chromecast and Plex
You can use DLNA-compatible devices such as Smart TVs, Sony® PlayStation™, Microsoft® Xbox 360® and media players to watch HD quality videos stored on the TS-251. You can also use the Qfile app on an iOS device to browse videos and photos stored on the TS-251 and play on the TV via Apple TV®. By installing the Media Streaming add-on app from the QTS App Center, you can stream your media content directly on a TV via Apple TV or Chromecast™ from File Station, Photo Station, Music Station or Video Station. The TS-251's support for Plex Media Server organizes all of your media with rich information and transforms the TS-251 into a powerful & easy to use streaming machine with DLNA, Roku®, Amazon® Fire TV, and Google TV™ support.
Extend the functionality of the TS-251 with Virtualization
Introducing the world’s first consumer-grade NAS with integrated virtualization technology. The Virtualization Station transforms the TS-251 into a 2-in-a-box NAS that can function as an all-in-one NAS and a virtualization platform supporting multiple operating systems, fast virtual machine creation, virtual machine import/export, snapshot, and enables desktop operations on web browsers. With the easy-to-use interface, you can centrally manage all of the virtual machines created on the TS-251 with minimal effort. You can also download VMs on demand from online VM markets and import them to TS-251 without any complex procedure.
Note: The Virtualization Station requires at least 2GB RAM to operate. Multiple VMs can be installed, but only 1 VM can be run at a time. TS-251 with 4GB RAM (Ordering part no. TS-251-4G) is available for ordering and recommended.
Learn more： Virtualization Station
Cross-platform file sharing, centralized data storage
The TS-251 supports SMB/CIFS, NFS, and AFP protocols for file sharing across Windows, Mac and Linux/UNIX. Data, logs and ISO image of CDs and DVDs can be centrally stored in the TS-251 and protected by an integrated antivirus solution.
Well-rounded backup solutions to secure data
QNAP NetBak Replicator supports real-time and scheduled data backup on Windows including Outlook email archiving. Apple Time Machine is also supported to provide Mac OS X users with a solution to effortlessly back up data to the TS-251. The USB 3.0 port on the front panel of the TS-251 features a one-touch-copy function for you to instantly back up data on external drives to the TS-251 with just one click, or alternatively to back up data from the TS-251 to external drives. A wide range of third-party backup software such as Acronis® True Image and Symantec® Backup Exec are also supported.
Disaster recovery solutions bring peace of mind
The TS-251 offers various data recovery options. RTRR (Real-Time Remote Replication) supports real time and scheduled data backup to remote Turbo NAS or FTP servers and synchronizes files to remote folders from local folders with better backup efficiency and reduced backup time. The TS-251 also supports rsync protocol to back up data to remote servers on a scheduled basis. Data can also be backed up to and restored from a range of cloud storage services, including Amazon® S3, Amazon Glacier, Microsoft® Azure, ElephantDrive®, Dropbox® and Google Cloud Storage.
Archive your photo memories. Share your life.
The TS-251 acts as your photo vault for you to back up your favorite photos. The Photo Station makes photo sharing simple, and you can designate your own access right controls. Simply upload your photos to the TS-251 to create & organize your photo albums through a web browser, and share with your family and friends through social networking sites such as Facebook, Google+, Twitter and Pinterest. Your mobile devices are useful too, with the Qfile mobile app in your iOS® or Android™ devices you can instantly upload photos to the TS-251.
Learn more： Photo Station
Build your home music library and enjoy music anywhere
The Music Station helps categorize your music collection, and displays album covers to easily organize your personal playlists. Through the music station web player, you can enjoy your music anytime, anywhere with a few clicks. Thousands of local and global online Internet radio programs are also built-into the Music Station for you to enjoy.
- Stream music and high-resolution audio (DSD) content to your DLNA Hi-Fi system and indulge in a high-quality sound experience.
- Stream music via AirPlay to compatible devices.
- Listen to your favorite songs streamed from iTunes Server, or play music via web browsers on your PC.
- Listen to your music on mobile devices through the Qmusic app.
24/7 download center
The TS-251 is a perfect download center for high speed BT, Magnet, PT (Private Trackers), eMule, FTP, and HTTP downloads. After the download tasks are set ready, you can turn off the computer, and the TS-251 will download as many HD videos as you want. With the QGet utility you can manage your download tasks on multiple Turbo NAS devices remotely on the local network or the Internet. You can also install HappyGet app to back up abundant online videos to your TS-251.
Dropbox-like file synchronization across computers and mobile devices
With Qsync, your TS-251 is turned into a safe data center for file synchronization. Any file uploaded to the TS-251 will be made available for all linked devices, such as computers, laptops and mobile devices. Qsync is especially useful for frequent travelers in managing files and ensuring that different devices have the most up-to-date files. Qsync provides multiple ways for file synchronization and group file sharing, greatly enhancing the flexibility of team projects and collaboration.
Learn more： Qsync
Comprehensive surveillance solution providing 24/7 security
The TS-251’s Surveillance Station offers a professional surveillance solution with a user-friendly management interface, a wide range of over 2,600 compatible IP camera models, and expandable IP camera channel licenses. It supports real-time monitoring, video & audio recording and playback with a wide range of customizable settings. You can also install the Vmobile app on your iOS® or Android™ devices to manage the monitoring of cameras anytime, anywhere, for total surveillance of your monitored environment.
Learn more： Surveillance Station
Signage Station - Creatively present your animated content
With the Signage Station, it’s easy to create content for a wide range of materials such as personal animated resumes or life memory books. The Signage Station is a great tool to bring your resume to life with rich media content to creatively present your background and accomplishments. You can also create personal memory books to edit and record each life event. The iArtist Lite application, with intuitive editing tools, helps you to easily create these signs with drag & drop tools. Your creativity can now travel around the world with a few simple steps.
Learn more： Signage Station
Access, use, sync and enjoy with your tablets and smartphones
The TS-251 is your private cloud storage that virtually enlarges the capacity of your smart mobile devices. Qfile allows you to access, upload, download, manage, and share stored files easily as if you are carrying tons of files in your pocket. If Qfile is installed on an iOS device, users can also browse videos & photos stored on the TS-251 and play on a TV via Apple TV. Qmanager lets you monitor & manage the TS-251 remotely and efficiently without turning on a PC, while Qmusic allows you to listen to your music collections on the TS-251 anytime and anywhere, and download to enjoy offline.
A private space for work & sharing
The Notes Station provides a private & secure way to share and collaborate on digital notes. With just a few steps it’s easy to create notes from web pages (or by importing from the TS-251), edit notes with the intuitive web-based editor, and even create to-do lists & calendar alerts.
Learn more： Notes Station
Install-on-demand apps to extend NAS functionality
The TS-251 has a built-in App Center that provides various install-on-demand apps developed by QNAP and third-party developers, including tools for backup/sync, business, content management, communications, download, entertainment, and much more. It is also a centralized location for managing & updating installed apps. In addition, QNAP’s development platform embraces the open-source spirit to enable developers to create their own apps, adding potentially limitless potential for the TS-251.
Learn more： App Center
LED indicators with adjustable brightness controls
With adjustable 3-stage brightness controls for LED indicators, the TS-251 provides flexible LED brightness options. Based on the surrounding environment, you can adjust the brightness of all system indicators and also schedule the system to automatically dim the LEDs at certain times when needed.
Economical storage expansion with scale-up solution
The TS-251 offers a high performance yet affordable storage solution to fulfill the needs of small/home offices in archiving rapidly growing data & large files. The TS-251 supports online capacity expansion by connecting a QNAP expansion enclosure. With the QNAP scale-up solution, the raw storage capacity can be expanded on demand, making the TS-251 an ideal file center with large storage capacity for personal video collections.
The maximum raw storage capacity available by connecting a QNAP expansion enclosure:
|Turbo NAS Model||QNAP Expansion Enclosure||Max. No. of Expansion Enclosure|| Total HDD No. |
(NAS + Enclosure)
|Max. Raw Capacity (TB)#|
#The maximum capacity is calculated by using 6TB HDDs.
Learn more： QNAP expansion enclosures
The TS-251 utilizes a 22nm CPU and DDR3L RAM which feature low voltage, low power consumption, maintaining high performance in system operations with the benefit of energy-saving. Other eco-friendly designs include S3 sleep mode, HDD standby, scheduled power on/off, hard disk standby mode, and Wake on LAN.
NAS management can be just that easy.
The TS-251 provides comprehensive system tools to increase management efficiency.
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With the SMTP and SMS settings on the Turbo NAS, system administrators will get notifications via SMS or email if an error occurs.
The Turbo NAS supports Syslog server that collects logs from various connected devices over the Internet and saves the data, enabling centralized log management with greater efficiency.
The TS-251 supports various applications for home offices as an all-in-one Turbo NAS with cost-efficiency.
The Turbo NAS supports VPN server which provides an easy way for IT administrators to build up a secure private network and allows the staff to log on from outside the office and access business resources securely such as files and Internet connections.
Click here to learn more other home office features.
- TS-251-4G: TS-251 with 4GB DDR3L RAM
- TS-251: TS-251 with 1GB DDR3L RAM
Accessories (Optional Purchase):
|Storage expansion accessories|
|Tower 8-bay USB RAID expansion enclosure|
|Tower 5-bay USB RAID expansion enclosure|
|IR Remote Control: RM-IR002|
|1GB DDR3L RAM Module: RAM-1GDR3L-SO-1600|
|2GB DDR3L RAM Module: RAM-2GDR3L-SO-1600|
|4GB DDR3L RAM Module: RAM-4GDR3L-SO-1600|
|8GB DDR3L RAM Module: RAM-8GDR3L-SO-1600|