Synology DiskStation DS925+ 4 Bay 4 GB DDR4 RAM Diskless Tower NAS

The DS925+ features built-in 2.5GbE networking and supports both SATA flash drives and HDDs in 2.5"/3.5" internal bays, as well as M.2 NVMe drives via M.2 slots for use as either cache or storage pools.

Expand capacity for evolving needs:
Consolidate your data with up to 80 TB of raw storage across 4 bays. Need more space? Add capacity with the DX525 for up to 180 TB of total raw storage.

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.

Performance backed by Synology drives:
Designed for Synology systems, Synology drives deliver consistent performance and unmatched reliability for your deployments.

Hard drives designed for Synology:
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.

CPU:
• CPU Model: AMD Ryzen V1500B
• CPU Quantity: 1
• CPU Core: 4
• CPU Architecture: 64-bit
• CPU Frequency: 2.2 GHz
• Hardware Encryption Engine: Yes

Memory:
• System Memory: 4 GB DDR4 ECC SODIMM
• Memory Module Pre-installed: 4 GB (4 GB x 1)
• Total Memory Slots: 2
• Maximum Memory Capacity: 32 GB (16 GB x 2)

Storage:
• Drive Bays: 4
• Maximum Drive Bays with Expansion Unit: 9 (DX525 x 1)
• M.2 Drive Slots: 2 (NVMe)
• Drive Type (See all supported drives): 3.5" SATA HDD; 2.5" SATA SSD; M.2 2280 NVMe SSD
• Hot Swappable Drive: Yes

External Ports:
• RJ-45 2.5GbE LAN Port: 2
• USB 3.2 Gen 1 Port: 2
• Expansion Port: 1
• Expansion Port Type: USB Type-C

Appearance:
• Size (HxWxD): 166 x 199 x 223 mm
• Weight: 2.26 kg

Others:
• System Fan: 92 x 92 mm x 2 pcs
• Fan Speed Mode: Full-Speed Mode, Cool Mode, Quiet Mode
• Brightness Adjustable Front LED Indicators: Yes
• Power Recovery: Yes
• Noise Level: 20.5 dB(A)
• Scheduled Power On / Off: Yes
• Wake on LAN / WAN: Yes
• Power Supply Unit / Adapter: 100 watts, 120 watts
• AC Input Power Voltage: 100V to 240V AC
• Power Frequency: 50/60 Hz, Single Phase
• Power Consumption: 37.91 watts (Access); 12.33 watts (HDD Hibernation)
• British Thermal Unit: 129.27 BTU/hr (Access); 42.05 BTU/hr (HDD Hibernation)

Temperature:
• Operating Temperature: 0°C to 40°C (32°F to 104°F)
• Storage Temperature: -20°C to 60°C (-5°F to 140°F)
• Operating Humidity: 8% to 80% RH
• Storage Humidity: 5% to 95% RH

• Main Unit x1
• Accessory Pack x1
• AC Power Adapter x1
• AC Power Cord x1
• RJ-45 LAN Cable x2