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€ 423,–
€ 349,59 ex. 21% VAT

QNAP TS-351-4G

in stock (1 unit) | order today = shipped on Monday
  • Track system status via the LED lights on the front
  • Installing hard drives without tools
  • Turn the TS-351 into your home multimedia hub for streaming photos, music and videos
  • Effortlessly manage your files with reliable data protection
When ordering NAS + HDD's you get free assembly!

Product Description TS-351-4G

30% of QNAP users choose RAID 5 arrays for their NAS to provide higher data protection, better system performance and optimized storage utilization. The 3-bay TS-351 not only allows you to build a RAID 5 array on your NAS with the fewest disks, but also features M.2 SSD slots and efficient auto-tiered storage that realizes optimal system performance. The TS-351 is also a home entertainment portal for streaming and sharing photos, music, and videos throughout your home and beyond. Featuring a minimalist design, the TS-351 can easily fit your home space as a brilliant digital hub!

  • Build a secure RAID 5 array with three disks for optimized storage capacity and protection against one disk failing.
  • H.264 hardware decoding and real-time transcoding; Full HD 1080p HDMI output for direct multimedia playback.
  • Install SSDs for cache acceleration with the built-in M.2 PCIe (Gen2 x1, 5Gb/s) NVMe SSD slots.
  • Effortlessly centralize, organize, browse, and share your multimedia files.
  • Qtier™ technology and SSD caching enable 24/7-optimized storage efficiency.
  • Snapshots fully record system status and data, allowing you to protect files and data from accidental deletion and malware attacks.

For more information, please visit this products webpage.


  • QNAP TS-351-4G with 3 x 1TB Seagate Guardian IronWolf NAS
    ordered on demand | € 614,62
    € 507,95 ex. 21% VAT
  • QNAP TS-351-4G with 3 x 2TB Seagate Guardian IronWolf NAS
    in stock | € 654,02
    € 540,51 ex. 21% VAT
  • QNAP TS-351-4G with 3 x 3TB Seagate Guardian IronWolf NAS
    in stock | € 722,99
    € 597,51 ex. 21% VAT
  • QNAP TS-351-4G with 3 x 4TB Seagate Guardian IronWolf NAS
    in stock | € 741,00
    € 612,40 ex. 21% VAT
  • QNAP TS-351-4G with 3 x 6TB Seagate Guardian IronWolf NAS
    in stock | € 930,01
    € 768,60 ex. 21% VAT
  • QNAP TS-351-4G with 3 x 8TB Seagate Guardian IronWolf NAS
    ordered on demand | € 1083,01
    € 895,05 ex. 21% VAT


Type Tower
CPU Intel Celeron J1800 Dual Core 2.41GHz, up to 2.58GHz
Nr. of HDD slots 3 slots
Harddisk interface 2,5'' SATA III, 3,5'' SATA III, M.2 SSD
RAID Single Disk, JBOD, RAID 0, RAID 1, RAID 5
External interface 2x USB 2.0, 1x USB 3.0
LAN 1x 1 GigaLAN
Encryption No
Link aggregation Yes
Redundant power supply No
Wireless No
Specials HDMI output, Cloud function
Warranty 2 year
EAN Code 4713213513866

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CPU Intel Celeron J1800 dual core 2.41 GHz processor, up to 2.58 GHz
System Memory 4 GB DDR3L (1 x 4 GB)
Maximum Memory 8 GB (2 x 4 GB)
Memory Slot 2 x SODIMM slot
Flash Memory 512 MB NAND Flash
Drive Bay Hot-swappable 3 x 3.5"/2.5" SATA HDDs/SSDs
Note:1. HDD 1-2 supports SATA 3Gb/s, HDD 3 supports SATA 6Gb/s
2. 2.5-inch HDD/SSD drive tray bases can be purchased from QNAP Online Shop
M.2 SSD Slot 2 x M.2 PCIe (Gen2 x1, 5Gbps) NVMe 2280 slots
Note:1. The M.2 SSD is not included as standard.
2. M.2 SSD operations can easily generate excessive heat. It is recommended to install a heatsink (from QNAP or a third-party provider) on the M.2 SSD.
HDMI Output 1 x HDMI v1.4a
Gigabit Ethernet Port 1 x Gigabit RJ45
USB Port 1 x USB 3.0
2 x USB 2.0
Audio 1 x Built-in speaker
1 x 3.5mm line out jack
Note: You cannot use the speakers and the line-out jack simultaneously.
LED Indicators Status/Power, LAN, USB, HDD 1-3, M.2 SSD 1-2
Buttons Power, Reset, USB One-touch-copy
System Warning Buzzer or Smart voice prompt
Form Factor Tower
Dimensions (H x W x D) 142 x 150 x 260.1 mm
5.59 x 5.9 x 10.24 inch
Power Consumption (W) HDD standby: 13.21 W
In operation: 25.63 W
(with 3 x HDDs and 2 x M.2 SSDs)
Sound Level Sound pressure (LpAm): 21.8 dB(A)
Weight Net weight: 1.64 kg (3.62 lbs)
Gross Weight: 2.69 kg (5.93 lbs)
Operating Temperature & Relative Humidity 0 - 40C (32F - 104F), 5 - 95% RH non-condensing, wet bulb: 27C (80.6F)
Security Slot Kensington security slot
Fan 1 x 9cm smart fan (12V DC)
Power Supply Unit 65W AC Adapter, 100-240V

Did you notice a wrong specification? Please let us know.

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