QNAP TS-451U 4-Bay SOHO Rackmount NAS Server

QNAP TS-451U 4-Bay SOHO Rackmount NAS Server

QNAP TS-451U 4-Bay SOHO Rackmount NAS Server

B&H # QNTS451UUS MFR # TS-451U-US
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Product Highlights

  • 4 x 3.5"/2.5" SATA III Drive Bays
  • 2.41 GHz Intel Celeron Dual-Core
  • 1GB DDR3L SDRAM
  • 2 x RJ-45 Gigabit Ethernet Ports
  • 4 x USB 3.0 Ports
  • 1 x HDMI Port
  • Easy-to-Use NAS Management Tools
  • QvPC Technology
  • Access/Use/Sync with Tablets/Smartphones
  • QTS 4.1 Operating System
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  • 1Description

The TS-451U 4-Bay SOHO Rackmount NAS Server from QNAP features an easy-to-use QTS operating system. It is an affordable, reliable, and scalable 1 RU rackmount NAS, suitable for small offices and home offices, assisting in daily operations including file storage, backup, sharing, synchronization, and more. The TS-451U features four bays that support 3.5" SATA III drives and delivers high performance with persistent throughput. Once optional drives are installed, you can build a comprehensive storage solution or a private Cloud to access data easily. You can expand the total raw storage capacity up to 128TB with the sold separately UX-1200U-RP QNAP expansion enclosure. It is able to perform on-the-fly and offline video transcoding, which converts the video's resolution based upon the device's native resolution. Additionally, you can present your animated content and advertisements with the Signage Station app.

The NAS is powered by a 22nm dual-core 2.41 GHz Intel Celeron processor with 1GB of DDR3L RAM (upgradable to 8GB). The Celeron processor can also automatically increase the clock rate from 2.41 GHz to 2.58 GHz, when required for CPU-intensive tasks. For connectivity, it has two Gigabit LAN and four USB 3.0 ports along with an HDMI output and a USB 2.0 port. It delivers up to 224 MB/s read and write speeds once drives are installed, while fast encryption and decryption performance provides transfer speeds of up to 128 MB/s with AES 256-bit volume encryption to ensure the safety of sensitive business data stored in the TS-451U.

Performance

Simple and Efficient QTS
With the intuitive user interface of QTS, system operations of the TS-451U 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 enhanced operating efficiency.
Qsirch
Quickly and easily find documents, photos, videos, and music with Qsirch, QNAP's built-in NAS search application lets you find what you need in real-time. 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 reduces the amount of time spent looking for files on the NAS so you can focus on other tasks.
SSD Cache Acceleration
The TS-451U supports SSD caching that can boost the IOPS performance of storage volumes. It is suitable for improving the overall workflow of IOPS-demanding applications such as virtualization.
Storage Expansion
The TS-451U offers an affordable storage solution to fulfill the needs of businesses in archiving rapidly growing data and large files. The TS-451U supports capacity expansion with an optional QNAP expansion enclosure. Utilizing the QNAP scale-up solution, the raw storage capacity can be expanded on demand, making the TS-451U a suitable file center with a large storage capacity for business data.
Monitor and Manage Multiple NAS with Q'Center
Q'center turns your TS-451U into a central management system to manage multiple Turbo NAS units. After installing Q'center in the QTS app center, you can use it to centrally manage multi-site Turbo NAS for monitoring system logs, managing firmware updates, and maintenance; enjoy major benefits including ease-of-use, cost-efficiency, convenience, and flexibility. Managing multiple Turbo NAS becomes so easy and efficient with Q'center.
Cross-Platform File Sharing, Centralized Data Storage
The TS-451U supports SMB/CIFS, NFS, and AFP protocols for file sharing across Windows, Mac, Linux/UNIX networks. Data, logs, and ISO images of CDs and DVDs can be centrally stored on the TS-451U and protected by an integrated antivirus solution. The Windows AD and LDAP services enable system administrators to configure user permissions by using an existing Windows AD server, LDAP server or built-in LDAP service. It supports SAMBA v4 and can act as a Windows domain controller to manage privilege settings.
Well-Rounded Backup Solutions
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-451U. The USB 2.0 port on the front panel features a one-touch-copy function to instantly back up data from external drives to the TS-451U with just one click, or alternatively to back up data from it 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
The TS-451U offers various data recovery options. RTRR (Real-Time Remote Replication) supports real time or scheduled data backup to a remote Turbo NAS or FTP server and synchronizes files to a remote folder from a local folder with optimal backup efficiency and reduced backup time. The TS-451U also supports rsync protocol to back up data to another remote server on 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 Drive.
File Synchronization across Multiple Devices
The Qsync utility turns your TS-451U into a safe data center for file synchronization with a large storage capacity. Any file uploaded is made available for all linked devices such as computers, laptops, or mobile devices. Qsync is especially useful for frequent travelers to manage files and always have the most updated files on different devices. Qsync provides multiple ways of file synchronization and group file sharing, enhancing the flexibility of collaboration.
Comprehensive Security Options
In open network environments, business data may be exposed in a potential hack. The TS-451U provides numerous security options such as encrypted access, IP blocking, and more. IT administrators can also control the access rights of each user to different folders, preventing unauthorized access to important files. It is validated with military-level FIPS 140-2 AES 256-bit encryption, protecting sensitive business data from unauthorized access and breach even if the hard drives or the entire system were stolen.
QvPC Technology
QNAP's QvPC technology consolidates a number of high-end technologies including VM integration, multimedia transcoding, HDMI output, cloud integration, and NAS connection technologies, allowing you to operate the TS-451U as a PC when you plug in a keyboard, mouse, and monitor. With QvPC technology, it is transformed into a cost-effective device with PC functionalities for you to directly access stored data, run multiple applications using Windows/Linux/UNIX/Android-based VMs, surf the Web on Google Chrome, enjoy Full HD videos with up to 7.1 channel audio with Kodi, monitor surveillance station in real-time with local display, and more.
Run Additional Operating Systems on TS-451U
With the support for Intel Virtualization technology (VT-x), the TS-451U can operate as a Virtualization station, transforming it into a two-in-a-box NAS that can function as an all-in-one NAS and a virtualization platform. It supports multiple operating systems, virtual machine (VM) creation, VM import/export, snapshot, and enables desktop operations on web browsers. With the easy-to-use interface, you can centrally manage all of the VMs created on the TS-451U with minimal effort. You can also download VMs on demand from online VM markets and import them without any complex procedures.
Real-Time and Offline HD Video Transcoding
The TS-451U delivers enhanced real-time Full HD video transcoding to convert videos to formats that can be smoothly played on PCs, mobile devices, and Smart TVs. The TS-451U lets multiple devices to simultaneously view different videos stored on the optional storage drives with on-the-fly hardware accelerated transcoding. The TS-451U 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 mobile app without affecting the its system performance running other applications. This also lets more people play videos via streaming. Moreover, it allows you to set a dedicated folder for automatic video-transcoding.
1080p Local Display with HD Station via HDMI
QNAP's HD station integrates the XBMC media player and Web browser. With HDMI connectivity, you can connect the TS-451U to an HDTV to enjoy your multimedia content on the big screen. The splendid user interface and support for 7.1 channel audio pass-through brings smooth playback of Full HD videos, providing a quality home theater viewing experience. You can even watch YouTube videos, surf the Web, and manage the Turbo NAS using Google Chrome or Mozilla Firefox with a multi-lingual keyboard input. The HD station supports user authentication so only authorized users can access data stored on the TS-451U via HDMI monitors. It is convenient and easy to control the HD station with your mobile device by installing the Qremote app as a remote control or with a USB keyboard and mouse.
Comprehensive Surveillance Solution Providing 24/7 Security
Surveillance station is a professional network surveillance Video Management System (VMS) that offers a user-friendly management interface, over 2,700 compatible IP camera models, and expandable IP camera channel licenses. It supports real-time monitoring, video as well as audio recording and playback with a wide range of customizable settings. You can also install the Vmobile mobile app on your iOS or Android devices to manage the monitored channels anytime and anywhere to safeguard your office environment, or install the Vcam mobile app to turn your device into a network camera to instantly record to your TS-451U. It offers two free IP camera channels and you can expand up to 24 channels by purchasing additional licenses.
Signage Station
With the Signage station, it is easy to create content for a wide range of materials such as menu boards, advertisements, posters, and business profiles. The Signage station is a tool to invigorate advertisements or animated materials for promoting services, and to update contents in a timely manner. The iArtist Lite application, with intuitive editing tools, helps you create these signs with simple drag-and-drop tools. Your creativity can now travel around the world with a few simple steps to instantly get published, revised, and shared.
Access, Use, Sync and Enjoy with Tablets and Smartphones
QNAP provides apps that allow you to access, upload, download, manage, and share stored files on the TS-451U. In addition, you can monitor as well as remotely shutdown or restart the NAS. These apps are designed to work on your mobile devices and are compatible with iOS, Android, and other operating systems.
Install-on-Demand Apps to Extend NAS Functionality
The TS-451U 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 and updating installed apps. In addition, QNAP's development platform embraces the open-source spirit to enable developers for creating their own apps, adding potentially limitless potential for the TS-451U.
Energy-Saving
The TS-451U utilizes a 22nm CPU and DDR3L RAM which feature low voltage requirements while maintaining high performance in system operations. Other eco-friendly designs include scheduled power on/off, hard disk standby mode, and wake on LAN.
Easy-to-Use NAS Management Tools
Instant Alert Notifications: with the SMTP and SMS settings on the Turbo NAS, system administrators can get notifications via SMS or email if an error occurs
Resource Monitor: easily monitor CPU, memory, disk, and network bandwidth usage as well as currently-running Turbo NAS apps and services
Wake on LAN: administrators can turn on the Turbo NAS via LAN to save energy and improve security.
Scheduled Power On/Off: you can flexibly set up the time of powering on/off the Turbo NAS, with a maximum of 15 schedules for setting powering on, off, or rebooting
S.M.A.R.T. and Advanced Hard Drive Health Scan (HHS): supports HDD S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology), which monitors the hard drive status, and sends out email notifications for administrators to take action. The HHD Health scanning technology can also examine hard drive status and prevent possible data loss
Comprehensive Event Logs: Syslog server that collects logs from various connected devices over the Internet and saves the data, enabling centralized log management with greater efficiency
SMB-Ready Features
FTP Server: enables the TS-451U to share large-sized files and comes with user-defined settings like bandwidth limitation, number of connections, and write-only permission
Web Server: host up to 32 websites on the Turbo NAS
RADIUS Server: provides centralized authorization management for computers to connect and use a network service
VPN Server: 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
Printer Server: sends remote printing requests over the Internet (maximum 3 x USB printers) and supports IPP (Internet Printing Protocol), Samba, print job management, and Bonjour printing for Mac OS X
Surveillance Station: connect and manage multiple IP cameras remotely, including real-time monitoring, video recording, playback, and event notifications
UPC: 885022007707
In the Box
QNAP TS-451U 4-Bay SOHO Rackmount NAS Server
  • 2 x Ethernet Cables
  • 16 x Flat Head Screws (for 3.5" HDD)
  • 12 x Flat Head Screws (for 2.5" HDD)
  • Power Cord
  • Hard Disk Tray Key
  • Limited 2-Year Warranty
  • Table of Contents
    • 1Description
    Hardware
    Processor Dual-Core Intel Celeron 2.41 GHz (up to 2.58 GHz)
    Memory Installed: 1 GB DDR3L SDRAM (1 x 1 GB)
    Slots: 2 SODIMM (Maximum Capacity: 8 GB)
    Flash Memory 512 MB
    Drive Bays 4 x Hot-swappable and lockable bays
    Drive Types Supported 3.5" or 2.5" SATA 6 Gb/s, SATA 3 Gb/s HDD or SSD*

    *The system is shipped without HDD.

    Network Interface 2 x RJ-45 Gigabit Ethernet ports
    LED Indicators Status, LAN, USB, HDD 1 to 4
    Ports 4 x USB 3.0 ports (rear)
    1 x USB 2.0 port (front)
    1 x HDMI
    1 x Console
    Buttons Power, USB one-touch-copy, and reset
    Software
    Operating system QTS 4.1 (embedded Linux)
    Client OS Support Windows XP, Vista, Windows 7 (32/64-bit), Windows 8 (32/64-bit), Windows Server 2003, 2008 R2, 2012, and 2012 R2
    Apple Mac OS X
    Linux and UNIX
    Storage Management QNAP flexible Volume/LUN with thin provisioning and space reclaim
    RAID 0, 1, 5, 6, 10, 5+spare
    Global hot spare
    Supports storage pool
    Online volume expansion
    Online storage pool expansion
    Online RAID capacity expansion and online RAID level migration
    Storage expansion via a QNAP UX-1200U-RP/UX-800U-RP expansion unit
    Bad block scan and hard drive S.M.A.R.T.
    Bad block recovery
    RAID recovery
    Bitmap support
    Power Management Wake on LAN
    Internal hard drive standby mode
    Scheduled power on/off
    Automatic power on after power recovery
    USB and network UPS support with SNMP management
    Supported Browsers Microsoft Internet Explorer 10+
    Mozilla Firefox 8+
    Apple Safari 4+
    Google Chrome
    Access Right Management Batch users creation
    Import/Export users
    User quota management
    Local user access control for CIFS, AFP, FTP, and WebDAV
    Application access control for Photo Station, Music Station, Video Station, and File Station
    Subfolder permissions support for CIFS/SMB, AFP, FTP, and File Station
    Multilingual Support Chinese (Traditional and Simplified), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (Brazil), Romanian, Russian, Spanish, Swedish, Thai, and Turkish
    Domain Authentication Integration Microsoft Active Directory (AD) and Domain Controller support
    LDAP server, LDAP client
    Domain users login via CIFS/SMB, AFP, FTP, and File Station
    myQNAPcloud Service Private cloud storage and sharing
    Free host name registration (DDNS)
    Auto router configuration (via UPnP)
    Web-based file manager with HTTPS 2048-bit encryption
    CloudLink for remote access without complicated router setup
    myQNAPcloud connect for easy VPN connection (Windows VPN utility)
    File System Internal Drive: EXT4
    External Drive: EXT3, EXT4, NTFS, FAT32, HFS+
    Networking TCP/IP (IPv4 & IPv6: Dual Stack) (not all services support IPv6)
    Jumbo frame support
    Proxy server (squid package available in app center)
    Proxy client
    DHCP client, DHCP server
    Protocols: CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
    UPnP and Bonjour discovery
    USB Wi-Fi 802.11ac/a/n adapter support
    Qsync Syncs files among multiple devices with SSL support
    Selective synchronization for syncing specific folders only
    Use team folders as a file center for greater team collaboration (Maximum sync tasks: 32)
    Shares files by links via email
    Policy settings for conflicted files and file type filter support
    Version Control: up to 64 versions
    Incremental synchronization for HDD space saving
    Supports Windows and Mac OS
    Security Network Access Protection with Auto-Blocking: SSH, Telnet, HTTP(S), FTP, CIFS/SMB, AFP
    CIFS host access control for shared folders
    FIPS 140-2 validated AES 256-bit volume-based data encryption
    AES 256-bit external drive encryption
    Importable SSL certificates
    Instant alert via email, SMS, and beep
    Web Administration Smart toolbar and dashboard for neat system status display
    Smart fan control
    Dynamic DNS (DDNS)
    SNMP (v2 and v3)
    Resource monitor
    Network recycle bin for file deletion via CIFS/SMB, AFP, and File Station
    -Automatic Cleanup
    -File Type Filter
    Comprehensive logs (events and connection)
    Syslog client/server
    System settings backup and restore
    Restore to factory default
    Mobile App: Qmanager for remote system monitoring & management
    Powerful All-in-one server
    File Server File sharing across Windows, Mac, and Linux/UNIX
    Windows ACL
    Advanced folder permission for CIFS/SMB, AFP, and FTP
    Shared folder aggregation (CIFS/SMB)
    iSCSI (IP SAN) iSCSI target with multi-LUNs per target (Up to 256 targets/LUNs combined)
    Support for LUN mapping and masking
    Online LUN capacity expansion
    Support for SPC-3 persistent reservation
    Support for MPIO and MC/S
    iSCSI LUN backup, one-time snapshot, and restoration
    iSCSI connection and management by QNAP Windows Qfinder
    Virtual disk drive (via iSCSI initiator)
    Stack chaining master
    Maximum Number of Virtual Disk Drives: 8
    FTP Server FTP over SSL/TLS (explicit)
    FXP supported
    Passive ftp port range control
    General
    Alarm Buzzer System warning
    Fan 2 x quiet cooling 1.6" / 4.0 cm fans
    12 VDC
    Temperature 32 to 104°F (0 to 40°C)
    Relative Humidity 0 to 95%
    Form Factor 1RU rack mountable
    Power Supply Input: 100 to 240 VAC
    50/60 Hz
    Output: 250 W
    Power Consumption HDD Standby: 21.03 W
    In Operation: 38.01 W
    Dimensions (W x H x D) 17.28 x 1.73 x 19.65" (439.00 x 44.00 x 499.00 mm)
    Weight 16.82 lb (7.63 kg)
    Packaging Info
    Package Weight 20.6 lb
    Box Dimensions (LxWxH) 26.0 x 24.0 x 7.0"

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