Synology

Synology DS925+ Four-Bay Desktop NAS Storage Bundle

A ready-to-run 32TB four-bay NAS bundle built on Synology DSM, with dual 2.5GbE ports and expansion to 180TB

$2,499.00*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Aug 06, 2026.Price and availability are subject to change.

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Overview

The Synology DS925+ bundle is aimed at the buyer who wants centralized storage without assembling the pieces themselves. It combines a four-bay desktop enclosure with four 8TB drives for 32TB of raw capacity, and it steps in as the successor to the DS923+. Performance figures cited by Synology reach up to 522 MB/s read and 565 MB/s write, which positions it comfortably for media serving, shared workspaces, and scheduled backups. Two 2.5GbE ports handle networking, offering both a speed bump over gigabit and the option of redundancy. It's a sensible fit for a home with a growing media collection or a small team that needs reliable shared folders.

On construction and daily use, the four-bay chassis leaves room to expand storage internally, and the DX525 expansion unit stretches the system to nine bays and as much as 180TB when needs grow. The DSM operating system ties everything together, layering file and photo management, data protection, virtualization, and monitoring into a single interface. With 4GB of RAM at the base, the unit is comfortable with core storage tasks rather than demanding app stacks. Practical ownership points include a three-year limited hardware warranty, extendable to five years in select markets, and third-party drive compatibility introduced with DSM 7.3.

Key Features

Reliable performance - up to 522/565 MB/s sequential read/write throughput for stable data transfers

Fast and flexible networking - Two 2.5GbE ports provide fast network speeds and improved redundancy

Versatile network storage: includes file and photo management, data protection, virtualization, and monitoring features

Capacity Expansion - Expand up to 9 bays with the DX525 for up to 180TB of storage

Expandable product support - 3-year limited hardware warranty, expandable to 5 years in select markets

Successor model of the DS923+. Since DSM 7.3 also compatible with third-party drives

Specifications

Brand
Synology
Model
DS925+
Form Factor
4-Bay Desktop NAS
Included Drives
4 x 8TB (32TB raw)
Memory
4GB RAM
Network Ports
Two 2.5GbE
Sequential Read
Up to 522 MB/s
Sequential Write
Up to 565 MB/s
Bay Expansion
Up to 9 bays with DX525
Maximum Capacity
Up to 180TB
Warranty
3-year limited, expandable to 5 years in select markets
Predecessor
DS923+
Third-Party Drive Support
Yes, since DSM 7.3

Frequently Asked Questions

The bundle ships with four 8TB drives for 32TB of raw capacity. Usable space will be lower once you configure a data-protection RAID layout in DSM.
Synology rates it at up to 522 MB/s sequential read and 565 MB/s sequential write, and its two 2.5GbE ports allow speeds beyond legacy gigabit connections.
Yes. Beyond its four internal bays, attaching the optional DX525 expansion unit extends the system to nine bays and up to 180TB of total capacity.
Since DSM 7.3, the DS925+ is compatible with third-party drives, giving you flexibility when adding or replacing disks rather than being limited to one supplier.
The DS925+ is the successor model to the DS923+, carrying forward the four-bay design while running current DSM software with its expanded feature set.
It includes a three-year limited hardware warranty, which can be extended to five years in select markets depending on regional availability.