Synology DS1525+

5 x 4 TB, Synology HAT 53xx
Delivered between Thu, 25.6. and Fri, 31.7.
Supplied by
free shipping

HDD/SSD model2

Memory Size2

Product details

The Synology NAS DiskStation DS1525+ is a powerful and versatile storage solution designed for demanding applications in small and medium-sized businesses as well as for private users. With five drive bays, this NAS system offers an impressive storage capacity of up to 20 TB, which can be expanded to a maximum of 300 TB with expansion units if needed. The DS1525+ is equipped with two built-in 2.5GbE ports that enable high data transfer rates of over 1,180 MB/s for sequential reading and writing. This high performance is complemented by support for SATA SSDs, HDDs, and M.2 NVMe drives for ultra-fast caching. The flexible configuration and the ability to implement RAID setups make the DS1525+ an ideal choice for storing, backing up, and managing data. Additionally, the NAS solution allows for the management of up to 40 IP cameras and provides a private cloud for seamless and secure data access.

  • Expandable storage capacity up to 300 TB with DX525 units
  • High data transfer rates of over 1,180 MB/s
  • Support for SATA SSDs, HDDs, and M.2 NVMe drives
  • Management of up to 40 IP cameras for professional video surveillance
  • Integrated 2.5GbE network with 10GbE option for flexible network adjustments.

Key specifications

NAS HDD assembly
NAS Hardbundle
Max. number of hard disks
5
RAID configuration
011056JBOD
Working memory
8 GB
Total storage capacity
20 TB
Exact USB ports
USB-A 3.0 (2x)

General information

Item number
61877125
Manufacturer
Synology
Category
NAS
Manufacturer no.
DS1525+ Syno Ent. HAT53x 20 TB
Release date
6.9.2025

Colour

Colour
Black
Exact colour description
Black

NAS properties

NAS HDD assembly
NAS Hardbundle
Max. number of hard disks
5
Hard drive form factor
2.5"3.5"
RAID configuration
011056JBOD
Memory type
DDR4-RAM
Working memory
8 GB
Maximum possible memory
32 GB
NAS features – model-specific
User accounts max. 1024

Hard drive slots

Data storage configuration
5 x 4 TB
Total storage capacity
20 TB
HDD/SSD model
Synology HAT 53xx
Hard disk additional functions
Hot swapping

Processor

Clock frequency
2.20 GHz
Number of processor cores
4 -Core

Wireless transmission

Connectivity
LANRJ45SerialUSB

Additional connections

USB ports
USB-A
Exact USB ports
USB-A 3.0 (2x)

Mains supply properties

Power consumption
44.56 W
Power consumption (standby)
13.63 W
Number of fans
2x
Fan diameter
92 mm

Origin

Country of origin
Taiwan

Voluntary climate contribution

CO₂ emissions
15.31 kg
Climate contribution
CHF 0.37

Scope of delivery

Scope of delivery
AC CablesLan (RJ-45)

Product dimensions

Length
22.30 cm
Width
23 cm
Height
16.60 cm
Weight
2.67 kg

30-day right of return
24 Months Warranty (Bring-in)

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Goes with

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
  • 2.Ugreen
    0.9 %
  • 4.Asustor
    1.1 %
  • 4.Synology
    1.1 %
  • 6.Terramaster
    1.8 %
  • 7.WD
    2.2 %

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
    1 day
  • 2.Synology
    4 days
  • 2.WD
    4 days
  • 4.QNAP
    10 days

Return rate

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

Source: Digitec Galaxus
  • 1.QNAP
    2.4 %
  • 2.Ugreen
    2.7 %
  • 3.Synology
    2.8 %
  • 4.Ubiquiti
    3.6 %
  • 5.Terramaster
    5.1 %
Source: Digitec Galaxus