QNAP TS-251+-2G 28TB (2 x 14TB SGT-IW PRO) 2 Bay NAS with 2GB RAM

QuickFind: 901565 Mfr part code: TS-251+-2G/28TB-IWPRO
  • 28TB (2 x 14TB SGT-IW PRO)
  • Centralize your file storage, sharing and backup with excellent performance
  • Transcode Full HD videos on-the-fly or offline
  • Play 1080p videos via HDMI

Product Description

QNAP TS-251+-2G 28TB (2 x 14TB SGT-IW PRO) 2 Bay NAS with 2GB RAM

Key Features

  • Centralize your file storage, sharing and backup with excellent performance
  • Transcode Full HD videos on-the-fly or offline
  • Quickly find specific files by real-time, natural search with Qsirch
  • Play 1080p videos via HDMI
  • Stream multimedia files via DLNA, AirPlay® Chromecast and Bluetooth

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.

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+

QTS 4.2 - Simple and efficient

Thanks to the intuitive user interface of QTS 4.2, your NAS experience is smarter, smoother and spectacular. Its modern flat design streamlines loading times, and the intelligent desktop allows you to quickly find desired functions, 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. QTS breaks the barriers of devices, platforms and geography to bring optimized cloud experiences to you, and incorporates more advanced features including volume/LUN snapshot, remote connection to public cloud services in File Station, multi-zone multimedia system, and more.

Run additional operating systems on the TS-251+

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 that supports multiple operating systems, fast VM creation, VM backup & restoration, VM import/export, snapshot, Device Management for centrally managing VM, 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-251+ with minimal effort. You can also download VMs on demand from online VM markets and import them to the TS-251+ without any complex procedures.

Technical Specification

QNAP TS-251+-2G 28TB (2 x 14TB SGT-IW PRO) 2 Bay NAS with 2GB RAM

Processor / Memory

RAM (supported) 2 GB (installed) / 8 GB (supported) - DDR3L
Processors Installed 1 x Intel Celeron J1900 2 GHz
Number of Cores Quad-Core
Max Supported Qty 1
Max Turbo Speed 2.42 GHz
Flash Memory Installed 512 MB

General

Device Type NAS server
Host Connectivity Gigabit Ethernet
Total Storage Capacity 28 TB
Installed Devices / Modules Qty 2 (installed) / 2 (max)
Width 10.2 cm
Depth 22.5 cm
Height 16.85 cm
Built-in Devices Led panel

Storage Controller

Type RAID
Interface Type SATA 6Gb/s
RAID Level RAID 0, RAID 1, JBOD

Hard Drive

Type HDD - hot-swap - 3.5"
Capacity 2 x 14 TB
Interface Type SATA 6Gb/s
Data Transfer Rate 600 MBps
Spindle Speed 7200 rpm
Manufacturer Seagate

Networking

Data Link Protocol 10Mb LAN, 100Mb LAN, GigE
Network / Transport Protocol TCP/IP, PPTP, L2TP, IPSec, iSCSI, SMTP, FTP, DHCP, Bonjour, SMB, DDNS, NFS, SFTP, SMSC
Remote Management Protocol SNMP 2, Telnet, SNMP 3, HTTP, HTTPS, TFTP, SSH, SFTP, SMTP
Network Services Compatibility Microsoft Active Directory (AD), Apple Bonjour Protocol, File Level Security (ACLs), DHCP, DDNS, Microsoft CIFS, Network File System (NFS), FTP, FTPS, Server Message Block (SMB), Apple File Protocol (AFP), HTTP, HTTPS, Web-based Distributed Authoring and Versioning (WebDAV), SFTP
Features NAT support, LDAP support, wake on LAN (WOL), Syslog support, manageable, E-mail alert, print server, IPv6 support, 256-bit encryption, firmware upgradable, proxy server, Spanning Tree Protocol (STP) support, web server, backup server, download client, file sharing, event log, Access Control List (ACL) support, SSH support, iTunes server, Jumbo Frames support, DHCP server, FTP server, SMS alert, BitTorrent Client, UPnP Media Server, Network Access Protection (NAP), reset button, bandwidth control, IPv4 support, surveillance station, teaming support, DLNA Media Server, Apple Time Machine compatible, DHCP client, e-mail notification, cloud backup, VPN Server, SNMP support, Apple AirPlay, Dropbox support, Wi-Fi USB dongle support, Photo album server, Google Drive support, built-in hardware transcoding, VPN client, Amazon Cloud Drive support, Yandex Disk support, Microsoft OneDrive support, Chromecast support, hubiC support, OpenStack Swift-compatible, port trunking, IFTTT agent, Microsoft Azure support, Amazon S3 support, Amazon Glacier suport, HiDrive support, FXP support, RTRR server, RTRR client, hybrid backup sync, Qfiling, Qsirch, Qcontactz, Qfinder Pro, Q'center (NAS CMS), Rsync compatible, snapshot (folder and LUN), thin provision for LUN, Backblaze B2 support
Encryption Algorithm SSL, TLS, FIPS 140-2, 256-bit AES
Compliant Standards UPnP

Security DVR

IP Cameras Supported 40

Expansion / Connectivity

Expansion Bays 2 (total) / 0 (free) x hot-swap - 2.5" / 3.5"
Expansion Slots 2 (total) / 1 (free) x SO-DIMM 204-pin
Interfaces 2 x Ethernet 1000Base-T - RJ-45 ¦ 2 x USB 3.0 - Type A ¦ 2 x USB 2.0 - Type A ¦ 1 x HDMI output

Miscellaneous

Cables Included 2 x network cable
Features Security lock slot (cable lock sold separately), audible alarm, wake on LAN, remote control, built-in cooling fan, AirPlay, scheduled power on/off, power on after power fail, reset button
Security Slot Type Kensington security slot
Compliant Standards FIPS 140-2, AES-256, ISO 7779
Included Accessories Remote control, 6 x flat head screws (for 2.5" HDD), 8 x flat head screws (for 3.5" HDD)

Power

Power Device External power adapter
Voltage Required AC 120/230 V
Power Consumption Operational 18.09 Watt
Power Provided 60 Watt

Software / System Requirements

Storage Operating System QNAP QTS 4.3
OS Required UNIX, Linux, Microsoft Windows Server 2003, Microsoft Windows Server 2008 R2, Apple MacOS X 10.7 or later, Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows 7 / 8 / 10, Microsoft Windows Server 2016

Environmental Parameters

Min Operating Temperature 0 °C
Max Operating Temperature 40 °C
Humidity Range Operating 5 - 95% (non-condensing)
Sound Emission 15.4 dBA

Product Reviews

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QNAP TS-251+-2G 28TB (2 x 14TB SGT-IW PRO) 2 Bay NAS with 2GB RAM

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QNAP TS-251+-2G 28TB (2 x 14TB SGT-IW PRO) 2 Bay NAS with 2GB RAM

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