Synology DS925+ 4-Bay NAS DiskStation Network Attached Storage

Synology DS925+ 4-Bay NAS DiskStation for Home Office and Edge Storage

The Synology DS925+ is a 4-bay network attached storage device powered by an AMD Ryzen V1500B quad-core processor and 4GB DDR4 ECC RAM, delivering over 522/565 MB/s sequential read/write speeds with dual built-in 2.5GbE ports for fast, reliable data consolidation.

Ideal for home office professionals, small businesses, and edge deployments needing scalable centralized storage, the DS925+ suits workloads such as backing up multiple endpoints, managing up to 40 IP cameras with Surveillance Station, and securely syncing and sharing files across remote sites. Users searching for an expandable NAS with SSD cache support or a high-performance SOHO storage solution will find the DS925+ a versatile fit.

Backed by a 3-year manufacturer warranty and certified to FCC, CE, RoHS, and additional global standards, the DS925+ is part of Synology's trusted DiskStation ecosystem, compatible with DSM software for comprehensive data management, backup, and collaboration tools.

Key Features of the Synology DS925+

• High-Performance Processor: AMD Ryzen V1500B quad-core 2.2 GHz CPU with hardware encryption engine ensures fast, secure data processing.
• Expandable Storage Capacity: 4 internal drive bays expandable to 9 bays with the DX525 expansion unit, supporting up to 180TB raw storage.
• Flexible Drive Compatibility: Supports 3.5-inch SATA HDDs, 2.5-inch SATA SSDs, and M.2 2280 NVMe SSDs via two M.2 slots for cache or storage pools.
• Dual 2.5GbE Networking: Two built-in 2.5GbE LAN ports deliver speeds over 522 MB/s read and 565 MB/s write for fast network transfers.
• ECC Memory for Data Integrity: 4GB DDR4 ECC SODIMM pre-installed (expandable to 32GB) protects against memory errors for reliable operation.
• Versatile Application Support: Runs Synology DSM to back up multiple endpoints, manage 40 IP cameras, or sync and share files across sites.
• Quiet and Efficient Operation: Dual 92mm fans with multiple speed modes keep noise at just 20.5 dB(A), with only 37.91W power consumption during access.
• Hot-Swappable Drive Bays: All four SATA drive bays support hot swapping for zero-downtime drive replacement and easy maintenance.

Technical Specifications

• CPU Model: AMD Ryzen V1500B
• CPU Cores: 4
• CPU Architecture: 64-bit
• CPU Frequency: 2.2 GHz
• Hardware Encryption Engine: Yes
• System Memory: 4 GB DDR4 ECC SODIMM
• Memory Slots: 2 total (1 pre-installed)
• Maximum Memory: 32 GB (16 GB x 2)
• Drive Bays: 4
• Max Drive Bays with Expansion: 9 (DX525 x 1)
• M.2 Drive Slots: 2 x NVMe
• Supported Drive Types: 3.5-inch SATA HDD, 2.5-inch SATA SSD, M.2 2280 NVMe SSD
• Hot-Swappable Drives: Yes (SATA bays; M.2 slots excluded)
• LAN Ports: 2 x RJ-45 2.5GbE
• USB Ports: 2 x USB 3.2 Gen 1
• Expansion Port: 1 x USB Type-C
• Sequential Read: Over 522 MB/s
• Sequential Write: Over 565 MB/s
• System Fan: 92 mm x 92 mm x 2
• Fan Speed Modes: Full-Speed, Cool, Quiet
• Noise Level: 20.5 dB(A)
• Power Supply: 100W / 120W adapter
• AC Input Voltage: 100V to 240V AC
• Power Frequency: 50/60 Hz, Single Phase
• Power Consumption (Active): 37.91W
• Power Consumption (HDD Hibernation): 12.33W
• Operating Temperature: 0 to 40 degrees C (32 to 104 degrees F)
• Storage Temperature: -20 to 60 degrees C (-5 to 140 degrees F)
• Operating Humidity: 8% to 80% RH
• Dimensions (L x W x H): 12 x 10 x 11 inches
• Weight: 10 lbs
• Certifications: FCC, CE, BSMI, VCCI, RCM, UKCA, EAC, CCC, KC, BIS
• Environmental Compliance: RoHS
• Brightness Adjustable Front LED: Yes
• Wake on LAN/WAN: Yes
• Scheduled Power On/Off: Yes
• Power Recovery: Yes
• Warranty: 3 Years

What's Included

• DS925+ Main Unit x 1
• Accessory Pack x 1
• AC Power Adapter x 1
• AC Power Cord x 1
• RJ-45 LAN Cable x 2