A powerful and compact network-attached storage (NAS) device from Synology (DiskStation DS425+ model) with four drive bays, designed for homes and small offices that need a high-performance centralized storage solution. Equipped with a quad-core processor. Features two network ports: 2.5 Gbps and 1 Gbps for flexible, high-speed connectivity. Maximum storage capacity of 80 TB (4 x 20 TB drives) with two M.2 NVMe slots for SSD cache.
Key Features:
Excellent performance with read/write speeds of 278/281 MB/s for stable data transfer.
Built-in 2.5 Gbps port for high-speed connectivity right out of the box.
High storage capacity for centralized storage with full data ownership.
Two M.2 NVMe slots for SSD cache to accelerate read and write performance.
Integrated DSM system for file and photo management, backup, and surveillance in a single solution.
Technical Specifications:
Processor: Intel Celeron J4125 (4 cores) – 2.0 GHz (base) / 2.7 GHz (turbo) – 64-bit
System Memory: 2 GB DDR4 non-ECC (expandable up to 6 GB)
Memory slots: 1
Drive bays: 4
M.2 NVMe slots: 2 – for SSD Cache
Supported drive types: 3.5″ SATA HDD, 2.5″ SATA SSD, M.2 2280 NVMe SSD
Hot-swap support: Yes (except M.2 SSD)
Network ports:
1 × RJ-45 2.5GbE
1 × RJ-45 1GbE
USB ports: 2 × USB 3.2 Gen 1
Supported RAID types:
Synology Hybrid RAID (SHR)
Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Maximum internal capacity: 108 TB
Maximum number of internal drives: 32
Maximum local users: 512
Maximum shared folders: 128
Concurrent SMB connections: 10
Snapshots per shared folder: 128
Snapshots per system: 1,024
Synology AI Console: Support for third-party AI models
Synology Drive: Supports 20 users, 500,000 files
Synology Office: Supports 20 users
Synology MailPlus: Supports 20 users (5 free accounts)
Surveillance Station: 2 free licenses
(H.264): 40 1080p cameras (800 fps), 17 4K cameras (170 fps)
(H.265): 40 1080p cameras (1,200 fps), 20 4K cameras (200 fps)
Virtual Machine Manager: 2 virtual machines (including 1 free DSM)
(VPN Server): 4 concurrent connections
Use Cases:
Large homes and home offices
Small and medium-sized offices
File, photo, and video storage
Device and data backup
Integrated surveillance system (IP cameras)
Private cloud storage
Email server (MailPlus)
