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Synology DiskStation DS425+
4-bay NAS server - 2 GB DDR4 RAM - Intel Celeron J4125 (without hard drive)
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DS425+: Store, share and protect
The 4-bay Synolgy DS425+ is a high-performance NAS with all the tools you need to secure, share, back up and synchronize your data and multimedia files.
The integrated solutions available in Synology DiskStation Manager (DSM) allow users to create their own private cloud, organize and stream music, videos and photo collections to all devices, collaborate seamlessly with partners, configure an intuitive monitoring system...
Highlights
- Centralised data storage: Store up to 80TB of data in a single location, retain full data ownership and benefit from cross-platform access.
- Up to 278/281 MB/s sequential read/write speeds for stable data transfer.
- Integrated data management tools: Take advantage of integrated file and photo management, data protection and monitoring solutions.
- Easy data sharing and synchronisation: Access, share and synchronise your data and media easily across different operating systems and devices.
- 2.5 GbE LAN port for fast, responsive network connectivity.
Share, sync and collaborate
Whether you're sharing photos and videos with your family or working on business projects with colleagues around the world, the DS425+ NAS makes it easy to share, collaborate and synchronise.
- Create a private cloud for your data to easily manage and share files across all desktop and mobile devices, and synchronize data on your Synology systems with Synology Drive.
- Sync your data securely to and from popular cloud storage platforms with Synology Cloud Sync.
- Share photos and videos securely with family, friends or business clients using Synology Photos.
- Sync multiple sites by leveraging the power of C2 Cloud servers with Synology Hybrid Share. Reduce local storage and bandwidth usage by downloading files from the cloud only when needed.
Flexible Data Protection Options
The Synology DSM system comes with numerous backup solutions for different scenarios available at no extra cost.- Centrally configure and manage backups of Windows endpoints, Linux servers, VMware, Hyper-V, Microsoft 365 and Google Workspace with Active Backup Suite.
- Leverage scheduled and real-time backups of PC folders with Synology Drive to protect data from ransomware attacks or accidental deletion.
- Protect photos and videos taken on mobile devices with automatic backups to Synology Drive or Synology Photos.
- Efficiently back up your entire Synology NAS or select folders from a wide range of destinations using Hyper Backup.
- Store backups on C2 Storage, a dedicated and secure cloud destination powered by Synology C2.
- Create point-in-time copies of shared folders that can be replicated to other Synology systems and quickly restored with Snapshot Replication.
Private Video Surveillance
Synology Surveillance Station turns any Synology system into a powerful Network Video Recorder (NVR).
- Over 8,700 camera models supported.
- ONVIF protocol support for a wider choice of cameras.
- Private, subscription-free storage of recordings.
- Access via web browser, desktop clients and mobile applications.
- Event-based rules to trigger specific actions.
- E-mail, SMS and push notification options.
- Simultaneous cloud recording with C2 Surveillance for an extra layer of data protection and more convenient sharing.
Key features :
- Intel Celeron J4125 processor (Quad-Core 2.0 GHz / 2.7 GHz Burst - 4 MB Cache)
- 2 GB DDR4 SODIMM (2 GB soldered - 1 free slot - 6 GB max; 4 GB module: D4NS01-4G)
- 2.5 GbE LAN + 1 GbE LAN
- 4 SATA 6 Gbit/s 2.5"/3.5" bays and two M.2 2280 slots for SSD cache
- External file systems: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT
- Collaboration support with Synology Chat, Synology Office online editor and Synology Calendar scheduling assistant
- Security: Firewall, encrypted shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, automatic connection blocking, Let's Encrypt support, HTTPS(customizable encryption suite)
- Virtual Machine Manager: 2 machines recommended(1 licence supplied)
- VPN server: 4 simultaneous connections.
- Synology MailPlus / MailPlus Server: max. 20 users(5 free e-mail accounts)
- Maximum number of IP cameras: 40 @ 1080p(2 free camera licences included)
Select your criteria
General information |
Product name |
Synology DiskStation DS425+ |
Brand |
Synology | |
Model |
DS425+ | |
Processor |
CPU frequency |
2 GHz |
Memory size |
2 GB | |
Memory type |
DDR4 | |
Network |
Network standard(s) |
10/100/1000 Mbps |
| 2.5 Gbps Gigabit Ethernet (2.5 GbE) | ||
Network connector(s) |
1 X Gigabit Ethernet - RJ45 Female | |
| 1 X 2.5 Gigabit Ethernet - RJ45 Female | ||
Wake On LAN |
Yes | |
DLNA certification |
Yes | |
Storage |
Internal interface |
4 X Serial ATA 6Gb/s (SATA Revision 3) |
| 2 X M.2 - PCI-E NVMe | ||
Hard drive format |
3" 1/2 | |
| M.2 | ||
| 2" 1/2 | ||
Hard drive |
Without hard drive | |
Number of discs |
0 | |
Max number of discs |
4 | |
RAID supported |
Yes | |
Supported RAID Modes |
SHR | |
| JBOD | ||
| 6 | ||
| 5 | ||
| 10 | ||
| 1 | ||
| 0 | ||
File system |
Btrfs | |
| Ext4 | ||
Connector(s) |
2 X USB 3.0 | |
Compatibility |
Server functions |
FTP |
| Multimedia | ||
| Photo | ||
| Video surveillance | ||
| Virtualization | ||
| Web | ||
Windows ADS |
Yes | |
iSCSI (SCSI encapsulation) |
Yes | |
Scalable |
Yes | |
Physical characteristics |
Rackable |
No |
Sound level |
21.6 dB | |
Consumption |
28.25 W | |
Width |
199 mm | |
Height |
166 mm | |
Depth |
223 mm | |
Weight |
2.18 kg | |
Warranties |
Commercial warranty |
Seller 3 ans
|
Legal warranty |
See terms & conditions
|
|
Safety Information |
Responsible person |
Synology GmbH |
Postal address |
Grafenberger Allee 295, 40237 Düsseldorf, Deutschland | |
Electronic Address |
de_sales@synology.com |
See all Synology products
Product referenced on 4 Jun 2025
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