2.5GbE connectivity and diverse storage options
The DS425+ 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 cache.1,5
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.
- Up to 278 MB/s sequential read and 281 MB/s sequential write performance enables fast file
- sharing, syncing, streaming, and backup for multiple users
- Includes one 2.5GbE port and one 1GbE port, providing fast networking with failover support
- Supports 4 2.5" SATA SSD and 3.5" SATA HDD.5 Synology hard drives and SSDs are
- designed to integrate seamlessly with Synology systems, delivering exceptional reliability
- Two built-in M.2 slots provide SSD caching
- 6 without occupying drive bays
General
| Unit Calculated Weight | 3.81 kg |
| Unit Calculated Volume | 0.02131 cubm |
| Units per Shipping Box | 4 |
| Summary | Synology DiskStation DS425+. Type: NAS, Device class: Home & Home Office. Processor family: Intel® Celeron®, Processor model: J4125, Processor frequency: 2 GHz. Internal memory: 2 GB, Internal memory type: DDR4. Total installed storage capacity: 0 TB |
| Unit Box Height | 0.26 |
| Unit Box Length | 0.287 |
| Unit Box Width | 0.242 |
| Model name | DS425+ |
| Model | DS425+ |
Storage
| Hot-swap drive bays | Yes |
| Installed storage drive type | No |
| Maximum supported storage capacity | 80 TB |
| Number of M.2 (M & B) slots | 2 |
| Number of storage drives supported | 4 |
| RAID levels | 0/1/10/5/6/JBOD |
| RAID support | Yes |
| Storage drive capacity | 0 GB |
| Storage drive sizes supported | 2.5/3.5/M.2 " |
| Storage drives installed | No |
| Supported file systems | BTRFS/exFAT/ext3/ext4/FAT32/HFS+/NTFS |
| Supported storage drive interfaces | M.2,Serial ATA |
| Supported storage drive types | HDD & SSD |
| Total installed storage capacity | 0 TB |
Processor
| Processor boost frequency | 2.7 GHz |
| Processor cores | 4 |
| Processor family | Intel® Celeron® |
| Processor frequency | 2 GHz |
| Processor manufacturer | Intel |
| Processor model | J4125 |
Memory
| ECC | No |
| Internal memory | 2 GB |
| Internal memory type | DDR4 |
| Maximum RAM supported | 6 GB |
| Memory slots | 1 |
Network
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 2500 Mbit/s |
| Wake-on-LAN ready | Yes |
Ports & interfaces
| Ethernet LAN (RJ-45) ports | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB port | Yes |
Design
| Cooling type | Active |
| Drive bay locking | Yes |
| Fan diameter | 92 mm |
| Fan diameter 2 | 92 mm |
| LED indicators | Yes |
| Number of fans | 2 fan(s) |
| Product colour | Black |
Performance
| Access Control List (ACL) | Yes |
| Backup features | Cloud/iSCSI LUN |
| Backup function | Yes |
| Device class | Home & Home Office |
| Multilingual support | Yes |
| Noise level | 21.6 dB |
| Number of users | 512 user(s) |
| On/off switch | Yes |
| Snapshot | Yes |
| System log | Yes |
| Type | NAS |
| Web-based management | Yes |
Power
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Power consumption (HDD standby) | 6.1 W |
| Power consumption (typical) | 28.25 W |
| Power supply location | External |
| Power supply unit (PSU) capacity | 90 W |
Weight & dimensions
| Depth | 223 mm |
| Height | 166 mm |
| Weight | 2180 g |
| Width | 199 mm |
Packaging content
| Cables included | AC/LAN (RJ-45) |
| External power adapter | Yes |
| Power cables quantity | 1 |
Operational conditions
| Operating relative humidity (H-H) | 5 - 95 % |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage relative humidity (H-H) | 5 - 95 % |
| Storage temperature (T-T) | -20 - 60 °C |
Other features
| Compliance certificates | RoHS |
| Warranty period | 3 year(s) |
