Call a Mac expert! 888-769-7629
Your Shopping Cart Your Shopping Cart: 0 Items

Your cart is empty.

2bay Fanless Personal Cloud NAS HDMI Celeron Dc 2.41ghz 1gb Ddr / Mfr. No.: Hs-251-Us

2bay Fanless Personal Cloud NAS HDMI Celeron Dc 2.41ghz 1gb Ddr / Mfr. No.: Hs-251-Us
View more images
Call for Availability
Item Number: qna-hs251us
Vendor Number: HS-251-US
Vendor: Qnap
Free shipping on this item
Chat with or call a Mac expert at 1-888-769-76291-888-769-7629
Call for availability
Silent & dust-free

The HS-251 was created as a silent NAS solution that allows users to enjoy files and media with no distractions, providing a perfect match for home theater enthusiasts and audiophiles looking to maximize their audiovisual experience and users who wish to constantly run their systems without any background noise. Being fanless, the HS-251 has no internal moving parts for improved reliability and remains clean and dust-free even after long-term usage. The HS-251 is best used with SSDs or WD® Red™ & Seagate® NAS drives as a reliable storage solution.

Modern & stylish

Created for the living room with a revolutionary fanless architecture, the HS-251 features a modern set-top design that fits alongside your HDTV, game consoles and other elements of your digital lifestyle. Underneath the stylish & compact brushed metal aluminum body, the HS-251 is packed full of cutting-edge features & apps to provide day-to-day entertainment, storage, and backup needs. The HS-251 is easy to use and maintain. With its accessible layout, adding and removing drives are remarkably easy even for beginners.

General Information

ManufacturerQNAP Systems
Manufacturer Part NumberHS-251-US
Manufacturer Website Address
Product ModelHS-251
Product NameHS-251 NAS Server
Product TypeNAS Server


Number of Hard Drives Supported2
Number of Hard Drives InstalledNo
Hard Drive ConfigurationNo

Processor & Chipset

Number of Processors Installed1
Processor ManufacturerIntel
Processor TypeCeleron
Processor CoreDual-core (2 Core)
Processor Speed2.41 GHz


Standard Memory1 GB
Maximum Memory8 GB
Memory TechnologyDDR3L SDRAM

Network & Communication

Ethernet TechnologyGigabit Ethernet

I/O Expansions

Number of Total Expansion Bays2
Number of 2.5"/3.5" Bays2


Controller TypeSerial ATA/600
RAID SupportedYes
RAID Levels0, 1, JBOD


Total Number of USB Ports4
Number of USB 2.0 Ports2
Number of USB 3.0 Ports2
Network (RJ-45)Yes


Operating SystemQTS 4.1

Management & Protocols


Storage Management

  • Online Volume Expansion
  • Single Disk, JBOD, RAID 0, 1
  • Online RAID Capacity Expansion
  • Online RAID Level Migration
  • 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 andnetwork UPS support with SNMP management
  • System sleep mode (S3)
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 Multimedia Station
  • Subfolder permissions support for CIFS/SMB, AFP, FTP, and File Station

myQNAPcloud Service

  • Private cloud storage and sharing with myQNAPcloud id (qid)
  • Free host name registration (DDNS)
  • Auto router (via UPnP) configuration
  • Web-based file manager with HTTPS 2048-bit encryption
  • Cloudlink for remote access without complicated router setup
  • myQNAPcloud connect for easy VPN connection (WindowsVPN utility)

Power Description

Input Voltage230 V AC
Power Supply Wattage60 W

Physical Characteristics

Form FactorDesktop
Weight (Approximate)3.44 lb


Package Contents
  • HS-251 NAS Server
  • 2 x Ethernet Cables
  • Quick Installation Guide
  • Power Cord
  • 6 x Flat head screw (for 2.5" HDD)
  • 8 x Flat head screw (for 3.5" HDD)
  • Adaptor