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QNAP TS-251D J4005 Ethernet LAN Tower White NAS

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Brand: Qnap
SKU: TS-251D-2G
Condition: NEW
Product Type: NAS & Storage Servers

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Specifications

Storage
Online RAID migrationYes
Online RAID expansionYes
Storage drives installedNo
Installed storage drive typeNo
Supported storage drive typesHDD & SSD
Number of storage drives supported2
Hot-swap drive baysYes
RAID supportYes
Supported file systemsFAT32-HFS+-NTFS-ext3-ext4
RAID levels0-1-JBOD
Supported storage drive interfacesSerial ATA III
Storage drive sizes supported3.5"
Number of M.2 (M & B) slots1
RAID rebuildYes
Processor
Processor manufacturerIntel
Tjunction105 °C
Thermal Design Power (TDP)10 W
Processor threads2
Processor socketBGA 1090
Processor package size25 x 24 mm
Processor operating modes64-bit
Processor lithography14 nm
Processor codenameGemini Lake
Processor cache4 MB
Processor boost frequency2.7 GHz
PCI Express slots version2.0
PCI Express configurations1x2-1x2+2x1-1x4-2x1-4x1
On-board graphics adapter modelIntel® UHD Graphics 600
CPU configuration (max)1
Maximum internal memory supported by processor8 GB
Conflict-Free processorYes
Processor ARK ID128992
Processor frequency2 GHz
Processor familyIntel® Celeron®
Processor modelJ4005
Processor cores2
Memory
Internal memory typeDDR4
Internal memory2 GB
Maximum RAM supported8 GB
Memory slots2
Flash memory4000 MB
Memory form factorSO-DIMM
Network
Link aggregationYes
Ethernet LANYes
Ethernet LAN data rates1000 Mbit/s
Wi-FiNo
Wake-on-LAN readyYes
Supported network protocolsTCP/IP- PTP- L2TP/IPSec- OpenVPN- QBelt(- FTP- SFTP- TFTP
Jumbo frames supportYes
iSCSI supportYes
DHCP serverYes
DHCP clientYes
WLAN adapter supportedYes
Ports & interfaces
USB portYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
HDMI version2.0
USB 2.0 ports quantity3
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
Hard drive
RAID supportYes
Supported file systemsFAT32-HFS+-NTFS-ext3-ext4
RAID levels0-1-JBOD
Graphics
On-board graphics adapter modelIntel® UHD Graphics 600
On-board graphics adapter ID0x3185
On-board graphics adapter dynamic frequency (max)700 MHz
On-board graphics adapter DirectX version12.0
On-board graphics adapter burst frequency700 MHz
On-board graphics adapter base frequency250 MHz
Maximum on-board graphics adapter memory8 GB
Number of displays supported (on-board graphics)3
Design
Cooling typeActive
Fan diameter7 cm
Cable lock slot typeKensington
Product colourWhite
Number of fans1 fan(s)
LED indicatorsHDD- LAN- Power- Status- USB
Chassis typeTower
Cable lock slotYes
Technical details
TypeNAS
Device classHome & Home Office
Backup functionYes
Backup featuresCloud
Product colourWhite
Noise level16.7 dB
Multilingual supportYes
LED indicatorsHDD- LAN- Power- Status- USB
Chassis typeTower
BuzzerYes
Number of fans1 fan(s)
Performance
Built-in FTP serverYes
System logYes
Share folderCIFS/SMB
S.M.A.R.T. supportYes
Hot spareYes
Browser supportedApple Safari 7+- Google Chrome- Microsoft Internet Explorer 10+- Mozilla Firefox
TypeNAS
Device classHome & Home Office
Backup functionYes
Backup featuresCloud
On/off switchYes
Windows operating systems supportedWindows 10-Windows 7-Windows 8
Server operating systems supportedWindows Server 2003-Windows Server 2008 R2-Windows Server 2012-Windows Server 2012 R2-Windows Server 2016-Windows Server 2019
Mac operating systems supportedMac OS X 10.10 Yosemite- Mac OS X 10.11 El Capitan- Mac OS X 10.12 Sierra- Mac OS X 10.13 High Sierra- Mac OS X 10.14 Mojave- Mac OS X 10.15 Catalina- Mac OS X 10.7 Lion- Mac OS X 10.8 Mountain Lion- Mac OS X 10.9 Mavericks
Linux operating systems supportedYes
Web-based managementYes
Security algorithms256-bit AES-FIPS 140-2-HTTPS-SNMPv3-SSH-SSL/TLS
Reset buttonYes
Operating system version4.4.1
Operating system installedQNAP Turbo System
Noise level16.7 dB
Multilingual supportYes
BuzzerYes
Access Control List (ACL)Yes
Third-party supportYes
SnapshotYes
USB copy functionYes
Cooling
Cooling typeActive
Fan diameter7 cm
Number of fans1 fan(s)
Security
Cable lock slot typeKensington
Security algorithms256-bit AES-FIPS 140-2-HTTPS-SNMPv3-SSH-SSL/TLS
Cable lock slotYes
Access Control List (ACL)Yes
Software
Windows operating systems supportedWindows 10-Windows 7-Windows 8
Server operating systems supportedWindows Server 2003-Windows Server 2008 R2-Windows Server 2012-Windows Server 2012 R2-Windows Server 2016-Windows Server 2019
Mac operating systems supportedMac OS X 10.10 Yosemite- Mac OS X 10.11 El Capitan- Mac OS X 10.12 Sierra- Mac OS X 10.13 High Sierra- Mac OS X 10.14 Mojave- Mac OS X 10.15 Catalina- Mac OS X 10.7 Lion- Mac OS X 10.8 Mountain Lion- Mac OS X 10.9 Mavericks
Linux operating systems supportedYes
Operating system version4.4.1
Operating system installedQNAP Turbo System
Management features
On/off switchYes
Web-based managementYes
Reset buttonYes
Power
Power supply locationExternal
Power supply unit (PSU) capacity65 W
AC input voltage100 - 240 V
Power consumption (typical)15.25 W
Power consumption (sleep)8.08 W
Number of power supply units1
External power adapterYes
Weight & dimensions
Width105 mm
Depth226 mm
Height168 mm
Weight1.48 kg
Package weight2.58 kg
Packaging content
Quick installation guideYes
External power adapterYes
Cables includedAC- LAN (RJ-45)
Processor special features
UARTYes
Thermal Monitoring TechnologiesYes
Number of execution units12
Maximum number of PCI Express lanes6
Intel® Turbo Boost TechnologyNo
Intel® Smart Response TechnologyNo
Intel® Secure KeyYes
Intel® Quick Sync Video TechnologyYes
Intel® OS GuardYes
Intel® Identity Protection Technology (Intel® IPT)Yes
Intel® Hyper Threading Technology (Intel® HT Technology)No
Intel® Anti-Theft Technology (Intel® AT)No
Intel® AES New Instructions (Intel® AES-NI)Yes
Intel VT-x with Extended Page Tables (EPT)Yes
Intel Virtualization Technology for Directed I/O (VT-d)Yes
Intel Virtualization Technology (VT-x)Yes
Intel Smart Response Technology version0.00
Intel Secure Key Technology version1.00
Intel Identity Protection Technology version1.00
Intel Enhanced Halt StateYes
Intel 64Yes
Idle StatesYes
Execute Disable BitYes
Enhanced Intel SpeedStep TechnologyYes
Embedded options availableNo
Memory types supported by processorDDR4-SDRAM-LPDDR4-SDRAM
System requirements
Windows operating systems supportedWindows 10-Windows 7-Windows 8
Server operating systems supportedWindows Server 2003-Windows Server 2008 R2-Windows Server 2012-Windows Server 2012 R2-Windows Server 2016-Windows Server 2019
Mac operating systems supportedMac OS X 10.10 Yosemite- Mac OS X 10.11 El Capitan- Mac OS X 10.12 Sierra- Mac OS X 10.13 High Sierra- Mac OS X 10.14 Mojave- Mac OS X 10.15 Catalina- Mac OS X 10.7 Lion- Mac OS X 10.8 Mountain Lion- Mac OS X 10.9 Mavericks
Linux operating systems supportedYes
Operational conditions
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)5 - 95%
Packaging data
Package weight2.58 kg
Cables includedAC- LAN (RJ-45)
Other features
Processor ARK ID128992
QNAP TS-251D J4005 Ethernet LAN Tower White NAS
Weight 2.610000 lbs
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