Synology 2 Bay Nas Diskstation (DS725+)
Take your data management to the next level
![]()
2-bay with expansion
Up to 168 TB of raw storage with expansion unit
![]()
High-speed storage
Built-in 2.5GbE port and over 276/224 MB/s sequential read/write
![]()
Versatile applications
Back up multiple endpoints, manage 40 IP cameras, or safely sync and share files across sites
2.5GbE connectivity and diverse storage options
The DS725+ features built-in 2.5GbE networking and supports both SATA SSDs and HDDs in 2.5"/3.5" internal bays, as well as M.2 NVMe drives via M.2 slots for use as cache.
The DS725+ achieves up to 276 MB/s read and 224 MB/s write speeds
It features two built-in 2.5GbE ports
And supports two M.2 NVMe slots for caching
Expand capacity for evolving needs
Consolidate your data with up to 48 TB of raw storage across 2 bays. Need more space? Add capacity with the DX525 for up to 168 TB of total raw storage.
The DS725+ supports up to 168 TB of raw capacity after expansion when using 24 TB drives
Store, share, and protect
Manage all your documents, photos, and other files, back up applications and devices, and protect your assets with professional video surveillance.
Private cloud for seamless data access
Streamlined file management and collaboration
Store, sync, access, and share data from any device, wherever you are. Work seamlessly between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Quickly and easily roll back files in case of accidental deletion, mistakes, malware, etc., with versioning.
A private photo storage and management solution
Effortlessly back up and organize photos, videos, and other visual assets using intuitive management tools. Automatically organize your content into albums and create secure share links for stakeholders and teammates. Learn more
Boost team productivity with collaborative tools
Enhance workplace collaboration with Synology's productivity solutions. Create, edit, and share documents across teams in real time. Host an on-premises mail server to provide web-based email access while maintaining full data ownership. Additionally, stay connected through secure one-on-one chats, public channels, encrypted private channels, and group conversations.


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 data.
Cloud-powered multi-site syncing
Empower global workflows with high-speed access to data from anywhere in your network. Our hybrid cloud solution caches frequently used files locally for rapid access, while less frequently accessed data is stored in the cloud, reducing your on-site storage requirements.
Sync to public cloud providers
Automatically keep data in sync between Synology NAS and major cloud providers, including BackBlaze B2, Dropbox, Google Drive, and Microsoft OneDrive. Multiple protocol support, client-side encryption, and customizable sync and bandwidth controls enable efficient storage management across various platforms.


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.
Comprehensive and flexible Synology system backups
Protect all data, applications, and configurations on your Synology systems with comprehensive scheduled backups, including bare-metal backups, to local and remote servers, external drives, or cloud storage destinations, including Synology C2 Storage.
Tamper-proof protection with immutable snapshots
Safeguard critical LUNs and shared folders with automated immutable snapshots backed by custom retention policies. Built-in support for offsite replication further ensures robust business continuity.


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.
Dual recording to the cloud
Secure your surveillance footage with robust cloud backup that supports end-to-end encryption. Our cloud-based surveillance backup solution safeguards your Surveillance Station recordings, allowing you to access, view, share, and download footage through a convenient web portal. Ensure your data remains available even if your on-premises system is compromised.

Centralized monitoring and management
Monitor and manage your Synology fleet from a central interface, on-prem or in the cloud.![]()
Central Management System
Manage Synology servers from a central console using group policies, task delegation, batch updates, and more.
![]()
Active Insight
Monitor your global Synology fleet's performance, backup status, login activity, and more with the power of the cloud.
Performance backed by Synology drives
Designed for Synology systems, Synology drives deliver consistent performance and unmatched reliability for your deployments.
HDD
Enterprise Series 3.5" SATAPlus Series 3.5" SATA
SSD
Enterprise Series 2.5" SATAEnterprise Series M.2 NVMe


Hard drives designed for Synology
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.
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.

Extra protection with Extended Warranty Plus
Add an additional two years to your standard three-year limited hardware warranty and gain access to premium services that accelerate recovery in the event of a disaster.
Hardware Overview


1. Status indicator
2. Drive status indicators
3. Drive tray locks
4. USB 3.2 Gen 1 port
5. Power button and indicator
6. Drive trays
7. Fan
8. 2.5GbE RJ-45 port
9. Reset button
10. Expansion port
11. Power port
12. 1GbE RJ-45 port
13. Kensington security slot
14. M.2 NVMe SSD slots
| Brand | Synology |
|---|---|
| Wi-Fi | No |
| Hard Disk Capacity | info n/a |
| Warranty | 1 Year Manufacturer |
| LAN | Yes |
| AC Powerd | Yes |
| USB Version | 3.2 |
| Shipping | 24 - 48 hrs |
| Color | Black |










