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Description
Overview
DiskStation DS425+
A compact storage hub with 100% data ownership
Compact 4-bay
Up to 80 TB of raw storage
Speedy storage
Built-in 2.5GbE port and over 278/281 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 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.
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.
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.
DiskStation DS425+
A compact storage hub with 100% data ownership
Compact 4-bay
Up to 80 TB of raw storage
Speedy storage
Built-in 2.5GbE port and over 278/281 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 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.
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.
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.
| CPU | Intel Celeron J4125, 4-core 2.0 GHz (burst up to 2.7 GHz) |
| Hardware Encryption | Yes |
| Memory | 2 GB DDR4 non-ECC (expandable to 6 GB) |
| Drive Bays | 4 × 3.5"/2.5" SATA HDD/SSD |
| M.2 NVMe Slots | 2 × M.2 2280 PCIe Gen3 (for SSD cache or storage pool) |
| Hot Swappable Drives | Yes |
| Max Raw Capacity | Up to 80 TB (using 20 TB drives) |
| LAN Ports | 1 × 1GbE RJ-45, 1 × 2.5GbE RJ-45 |
| USB Ports | 2 × USB 3.2 Gen 1 |
| RAID Support | SHR, Basic, JBOD, RAID 0, 1, 5, 6, 10 |
| File System | Internal: Btrfs, ext4; External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT |
| Performance | Up to 278 MB/s read, 281 MB/s write |
| Max Volume Size | 108 TB |
| Max Internal Volumes | 32 |
| Surveillance Support | Up to 40 IP cameras |
| Dimensions (H × W × D) | 166 × 199 × 223 mm |
| Weight | 2.18 kg |
| System Fans | 2 × 92 mm |
| Power Input | 100–240V AC, 50/60 Hz |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | –20°C to 60°C |
| Humidity | 5% to 95% RH |
| Max Operating Altitude | 5,000 m |
| Warranty | 3 years |


