Synology DiskStation DS925+

2.5GbE connectivity and diverse storage options

The DS925+ features built-in 2.5GbE networking and supports both SATA flash drives and HDDs in 2.5"/3.5" internal bays, as well as M.2 NVMe drives via M.2 slots for use as either cache or storage pools.2,6

Consolidate your data with up to 96 TB of raw storage across 4 bays. Need more space? Add capacity with the DX525 for up to 216 TB of total raw storage.3

Private cloud for seamless data access

Multi-site synchronization to empower global workflows

NAS-to-NAS synchronization

Improve workflow efficiency and team alignment across data sites with automatic one- or two-way site-to-site syncing. Files and folders are kept up-to-date across sites, so everyone stays aligned, whether at home, in the office, or across different branches — all while maintaining full control of your

Comprehensive data backup, protection, and recovery solutions

Back up PCs, smartphones, cloud apps, and more

Consolidate and automate backup tasks for PCs, file servers, VMs, SaaS applications, and more. Administer device backups remotely through a centralized portal and quickly restore specific files or entire devices to keep your business up and running. Take advantage of built-in backup solutions designed to protect your data with seamless 3-2-1 backup configurations.

Smart surveillance

Synology Surveillance Station

Protecting your business has never been easier, with centralized management, support for over 8,700 IP camera models, and remote monitoring and playback. Synology’s scalable video management system provides all the tools you need for live monitoring, investigation, management, and backup.8Learn more

Supercharge your setup with Synology router

Pair your NAS with Synology RT6600ax or WRX560 to maximize 2.5GbE connectivity. Enjoy high-speed transfers and secure your network with VLANs, threat prevention, and web filtering — all through a familiar Synology interface

Specification : 

Hardware Specifications

CPU : 

CPU Model   : AMD Ryzen V1500B

CPU Quantity : 1

CPU Cores : 4

CPU Threads : 8

CPU Architecture : 64-bit

CPU Frequency : 2.2 GHz

Hardware Encryption Engine

Memory : 

System Memory : 4 GB DDR4 ECC SODIMM

Memory Module Pre-installed : 4 GB (4 GB × 1)

Total Memory Slots : 2

Maximum Memory Capacity : 32 GB (16 GB x 2)

Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.

For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.

Storage : 

Drive Bays (See all supported drives)

4 × 3.5" SATA HDD or 2.5" SATA SSD

2 × M.2 2280 NVMe SSD

Maximum Drive Bays with Expansion Unit 9 (DX525 × 1)

Hot Swappable Drive*

External Ports : 

RJ-45 2.5GbE LAN Port : 2

USB 3.2 Gen 1 Port : 2

Expansion Port : 1

Expansion Port Type : USB Type-C

Appearance : 

Size (Height x Width x Depth) : 166 mm × 199 mm × 223 mm

Weight : 2.26 kg

Others : 

System Fan : 92 mm × 92 mm × 2 pcs

Fan Speed Mode : 

Full-Speed Mode

Cool Mode

Quiet Mode

Brightness Adjustable Front LED Indicators

Power Recovery

Noise Level 20.5 dB(A)

Scheduled Power On / Off

Wake on LAN / WAN

Power Supply Unit / Adapter : 100 watts

120 watts*

AC Input Power Voltage : 100V to 240V AC

Power Frequency : 50/60 Hz, Single Phase

Power Consumption : 37.91 watts (Access)

12.33 watts (HDD Hibernation)

British Thermal Unit : 129.27 BTU/hr (Access)

42.05 BTU/hr (HDD Hibernation)

 Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%

Temperature : 

Operating Temperature : 0°C to 40°C (32°F to 104°F)

Storage Temperature   : -20°C to 60°C (-5°F to 140°F)

Operating Humidity  : 8% to 80% RH

Storage Humidity : 5% to 95% RH

Warranty : 3-year hardware warranty, extendable to 5 years with EW201

Environment : RoHS Compliant

Packaging Content : 

Main Unit X 1

Accessory Pack X 1

AC Power Adapter X 1

AC Power Cord X 1

RJ-45 LAN Cable X 2

Optional Accessories : 

DDR4 ECC SODIMM: D4ES04-4G/D4ES03-8G/D4ES03-16G

Expansion Units: DX525

Enterprise Series 3.5" SATA HDD: HAT5300 Series

Plus Series 3.5" SATA HDD: HAT3300 Series

Enterprise Series 2.5" SATA SSD: SAT5200 Series

Enterprise Series M.2 2280 NVMe SSD: SNV3400 & SNV5400 Series