QNAP TS-251D NAS Tower Intel® Celeron® J4005 2 GB DDR4 QNAP QTS White

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QNAP TS-251D NAS Tower Intel® Celeron® J4005 2 GB DDR4 QNAP QTS White

Name: QNAP TS-251D NAS Tower Intel® Celeron® J4005 2 GB DDR4 QNAP QTS White
Brand: QNAP
SKU: TS-251D-2G

SKU: TS-251D-2G

ETA 10 days

QNAP TS-251D, NAS, Tower, Intel® Celeron®, J4005, 2 GB, DDR4

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Product Properties

Manufacturer
QNAP

Warranty
1 Year

Drive
Without Drives

SKU
TS-251D-2G

EAN
4713213516669

Bullet points

Point
4K HDMI output

Centralized multimedia management

Data backup and recovery

Flexible PCIe expansion

Flexible storage expansion

Snapshot protection against Ransomware

Design

Cable lock slot
Yes

Cable lock slot type
Kensington

Chassis type
Tower

Cooling type
Active

Fan diameter
7 cm

LED indicators
HDD, LAN, Power, Status, USB

Number of fans
1 fan(s)

Product colour
White

Graphics

Maximum on-board graphics card memory
8 GB

Number of displays supported (on-board graphics)
3

On-board graphics card base frequency
250 MHz

On-board graphics card burst frequency
700 MHz

On-board graphics card DirectX version
12.0

On-board graphics card dynamic frequency (max)
700 MHz

On-board graphics card ID
0x3185

Logistics data

Harmonized System (HS) code
84714100

Memory

Flash memory
4000 MB

Internal memory type
DDR4

Maximum RAM supported
8 GB

Memory form factor
SO-DIMM

Memory Installed
2 GB

Memory slots
2

Network

DHCP client
Yes

DHCP server
Yes

Ethernet LAN
Yes

Ethernet LAN data rates
1000 Mbit/s

iSCSI support
Yes

Jumbo frames support
Yes

Link aggregation
Yes

Supported network protocols
TCP/IP, PTP, L2TP/IPSec, OpenVPN, QBelt(, FTP, SFTP, TFTP

Wake-on-LAN ready
Yes

Wi-Fi
No

WLAN adapter supported
Yes

Operational conditions

Operating relative humidity (H-H)
5 - 95%

Operating temperature (T-T)
0 - 40 °C

Storage temperature (T-T)
-20 - 70 °C

Other features

Processor ARK ID
128992

Packaging content

Cables included
AC, LAN (RJ-45)

External power adapter
Yes

Number of screws
14

Quick installation guide
Yes

Performance

Access Control List (ACL)
Yes

Backup features
Cloud, USB drive

Backup function
Yes

Browser supported
Apple Safari 7+, Google Chrome, Microsoft Internet Explorer 10+, Mozilla Firefox

Built-in FTP server
Yes

Buzzer
Yes

Device class
Home & Home Office

Hot spare
Yes

Multilingual support
Yes

Noise level
16.7 dB

On/off switch
Yes

Reset button
Yes

S.M.A.R.T. support
Yes

Security algorithms
256-bit AES, FIPS 140-2, HTTPS, SNMPv3, SSH, SSL/TLS

Share folder
CIFS/SMB

Snapshot
Yes

System log
Yes

Third-party support
Yes

Type
NAS

Universal Plug and Play (UPnP)
Yes

USB copy function
Yes

Web-based management
Yes

Ports & interfaces

Ethernet LAN (RJ-45) ports
1

HDMI ports
1

HDMI version
2.0

USB 2.0 ports quantity
3

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2

USB port
Yes

Power

AC input frequency
50 - 60 Hz

AC input voltage
100 - 240 V

Fan voltage
12 V

Number of power supply units
1

Power consumption (sleep)
8.08 W

Power consumption (typical)
15.25 W

Power supply location
External

Power supply unit (PSU) capacity
65 W

Processor

Conflict-Free processor
Yes

CPU configuration (max)
1

Maximum internal memory supported by processor
8 GB

Number of Cores
2

On-board graphics card model
Intel® UHD Graphics 600

PCI Express configurations
1x2, 1x2+2x1, 1x4, 2x1, 4x1

PCI Express slots version
2.0

Processor
J4005

Processor boost frequency
2.7 GHz

Processor cache
4 MB

Processor codename
Gemini Lake

Processor family
Intel® Celeron®

Processor frequency
2 GHz

Processor lithography
14 nm

Processor manufacturer
Intel

Processor operating modes
64-bit

Processor package size
25 x 24 mm

Processor socket
BGA 1090

Processor threads
2

Thermal Design Power (TDP)
10 W

Tjunction
105 °C

Processor special features

Embedded options available
No

Enhanced Intel SpeedStep Technology
Yes

Execute Disable Bit
Yes

Idle States
Yes

Intel 64
Yes

Intel Enhanced Halt State
Yes

Intel Identity Protection Technology version
1.00

Intel Secure Key Technology version
1.00

Intel Smart Response Technology version
0.00

Intel Virtualization Technology (VT-x)
Yes

Intel Virtualization Technology for Directed I/O (VT-d)
Yes

Intel VT-x with Extended Page Tables (EPT)
Yes

Intel® AES New Instructions (Intel® AES-NI)
Yes

Intel® Anti-Theft Technology (Intel® AT)
No

Intel® Hyper Threading Technology (Intel® HT Technology)
No

Intel® Identity Protection Technology (Intel® IPT)
Yes

Intel® OS Guard
Yes

Intel® Quick Sync Video Technology
Yes

Intel® Secure Key
Yes

Intel® Smart Response Technology
No

Intel® Turbo Boost Technology
No

Maximum number of PCI Express lanes
6

Memory types supported by processor
DDR4-SDRAM, LPDDR4-SDRAM

Number of execution units
12

Thermal Monitoring Technologies
Yes

UART
Yes

Software

Linux operating systems supported
Yes

Operating system installed
QNAP QTS

Operating system version
5.0.0

Server operating systems supported
Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019

Windows operating systems supported
Windows 10, Windows 7, Windows 8

Storage

Bad block scan
Yes

Disk roaming
Yes

Hot-swap drive bays
Yes

Installed storage drive type
No

Number of M.2 (M & B) slots
1

Number of storage drives supported
2

Online RAID expansion
Yes

Online RAID migration
Yes

RAID levels
0, 1, JBOD

RAID rebuild
Yes

RAID support
Yes

Storage drive sizes supported
3.5"

Storage drives installed
No

Supported file systems
FAT32, HFS+, NTFS, ext3, ext4

Supported storage drive interfaces
Serial ATA II, Serial ATA III

Supported storage drive types
HDD & SSD

Weight & dimensions

Depth
226 mm

Height
168 mm

Package weight
2.58 kg

Weight
1.48 kg

Width
105 mm

Description

QNAP TS-251D. Type: NAS. Chassis type: Tower. Device class: Home & Home Office. Processor family: Intel® Celeron®, Processor model: J4005, Processor frequency: 2 GHz. Internal memory: 2 GB, Internal memory type: DDR4. Operating system installed: QNAP QTS

Home & Home Office NAS Tower White
QNAP QTS 5.0.0
Number of storage drives supported: 2 HDD & SSD Serial ATA II, Serial ATA III
Intel® Celeron® J4005 2 GHz Intel® UHD Graphics 600
2 DDR4 Memory slots: 2 SO-DIMM
Ethernet LAN DHCP server Jumbo frames support iSCSI support Wake-on-LAN ready
Cooling type: Active
Backup features: Cloud, USB drive 65 W
Flexible PCIe expansion: The PCIe port supports the installation of a 10GbE/5GbE/2.5GbE/ network expansion card, a QM2 card, a USB 3.2 Gen 2 (10Gbps) card, or a wireless network card
4K HDMI output: Provide 4K media playback and online transcoding, while enabling cross-device multimedia viewing via HDMI output or streaming applications
Snapshot protection against Ransomware: Snapshots fully record the system status and data. If files are accidentally deleted or modified, you can quickly restore previously-recorded data
Centralized multimedia management: QNAP provides a wide range of multimedia applications. You can manage all apps through the Multimedia Console to simplify management
Data backup and recovery: HBS backs up and synchronizes NAS data to other remote servers or cloud storage, while QuDedup deduplicates data at the source to reduce network bandwidth and storage space
Flexible storage expansion: Use VJBOD (Virtual JBOD) to expand your storage capacity by using the unused storage of other QNAP NAS. Connect up to two TR series USB storage enclosure

Slides (Download)

Datasheets (Download)

Product manual (Download)