Synology DS425+

4 x 16 TB, Synology HAT 33xx
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Product details

The Synology NAS DiskStation DS425+ is a powerful network-attached storage solution designed for storage, synchronization, and collaboration in a central hub. With four drive bays, this model offers the flexibility to integrate various types of drives, including 2.5, 3.5, and M.2. The pre-installed storage capacity of 64 TB, consisting of four 16 TB Synology Plus HDDs, allows for extensive data management and backup. The DiskStation supports RAID configurations, enhancing data security and optimizing performance. Additionally, the RAM is expandable, promoting adaptability to growing demands. The hot-swap support enables hard drives to be replaced while the system is running, significantly simplifying maintenance.

  • Expandable RAM for improved performance
  • Support for RAID configurations for data security
  • Hot-swap functionality for easy hard drive replacement
  • Compatible with 2.5/3.5/M.2 drives
  • Versatile connectivity via LAN and USB.

Key specifications

NAS HDD assembly
NAS Hardbundle
Max. number of hard disks
4
Working memory
2 GB
Total storage capacity
64 TB
Network connections
RJ45 (2x)
Exact USB ports
USB-A 3.2 Gen 1 (2x)

General information

Item number
61028750
Manufacturer
Synology
Category
NAS
Manufacturer No.
DS425+ Syno Plus HAT33x 64 TB
Release date
13.8.2025

Colour

Colour
Black
Exact colour description
Black

NAS properties

NAS HDD assembly
NAS Hardbundle
Model
Desktop
Max. number of hard disks
4
Hard drive form factor
2.5", 3.5"
Memory type
DDR4-RAM
Working memory
2 GB
Maximum possible memory
6 GB

Hard drive slots

Data storage configuration
4 x 16 TB
Total storage capacity
64 TB
HDD/SSD model
Synology HAT 33xx
Hard disk additional functions
Hot swapping

Processor

Clock frequency
2 GHz
Max. turbo clock rate
2.70 GHz
Number of processor cores
4 -Core

Network connections

Network connections
RJ45 (2x)

Wireless transmission

Connectivity
LAN, RJ45, USB

Additional connections

USB ports
USB-A
Exact USB ports
USB-A 3.2 Gen 1 (2x)

Power

Power consumption (standby)
6.10 W
Power consumption
28.25 W

Mains supply properties

Number of fans
2x
Fan diameter
92 mm
Redundant power supply unit
No

Origin

Country of origin
Taiwan

Scope of delivery

Scope of delivery
AC, Lan (RJ-45)

Product dimensions

Length
22.30 cm
Width
19.90 cm
Height
16.60 cm
Weight
2.18 kg

30-day right of return

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «NAS» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.QNAP
    0.8 %
  • 2.Ugreen
    1 %
  • 3.Synology
    1.1 %
  • 3.Ubiquiti
    1.1 %
  • 5.Asustor
    1.4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Ugreen
    2 days
  • 2.Ubiquiti
    3 days
  • 3.Synology
    4 days
  • 4.QNAP
    7 days
  • 5.WD
    9 days

Return rate

How often is a product of this brand in the «NAS» category returned?

Source: Digitec Galaxus
  • 1.QNAP
    2.3 %
  • 2.Synology
    2.7 %
  • 3.Ugreen
    2.8 %
  • 4.Ubiquiti
    4.5 %
  • 5.Asustor
    5.8 %
Source: Digitec Galaxus