Description
Your Centralized Hub for Storage, Syncing, and Seamless Collaboration
The DS425 delivers powerful functionality in a compact 4-bay, desktop-friendly design. Built-in 2.5GbE networking provides excellent network speeds out of the box. Powered by Synology DiskStation Manager DSM, the DS425 serves as a versatile all-in-one solution for data sharing, synchronization, backup, and surveillance.
Hardware Specifications
| CPU | |
| CPU Model |
Intel Celeron J4125
|
| CPU Quantity |
1
|
| CPU Core |
4
|
| CPU Threads |
4
|
| CPU Architecture |
64-bit
|
| CPU Frequency |
2.0 (base) / 2.7 (turbo) GHz
|
| Hardware Encryption Engine |
✓
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| Memory | |
| System Memory |
2 GB DDR4 non-ECC
|
| Total Memory Slots |
1
|
| Maximum Memory Capacity |
6 GB (2 GB + 4 GB)
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| Notes |
|
| Storage | |
| Drive Type (See all supported drives) |
18 (DX525 x 2)
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| Hot Swappable Drive* |
✓
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| Notes |
|
| External Ports | |
| RJ-45 1GbE LAN Port |
1
|
| RJ-45 2.5GbE LAN Port |
1
|
| USB 3.2 Gen 1 Port |
2
|
| Notes | MTU value of 1GbE LAN port has a limit of 1500. |
| Appearance | |
| Size (Height × Width × Depth) |
166 mm × 199 mm × 223 mm
|
| Weight |
2.18 kg
|
| Others | |
| System Fan |
92 mm × 92 mm × 2 pcs
|
| Fan Speed Mode |
|
| Brightness Adjustable Front LED Indicators |
✓
|
| Power Recovery |
✓
|
| Noise Level |
21.6 dB(A)
|
| Scheduled Power On / Off |
✓
|
| Wake on LAN / WAN |
✓
|
| Power Supply Unit / Adapter | 90 watts |
| AC Input Power Voltage |
100V to 240V AC
|
| Power Frequency |
50/60 Hz, Single Phase
|
| Power Consumption |
28.25 watts (Access)
6.10 watts (HDD Hibernation) |
| British Thermal Unit |
96.33 BTU/hr (Access)
20.79 BTU/hr (HDD Hibernation) |
| Notes |
|
| 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
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Certification
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Warranty
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| 3-year hardware warranty, extendable to 5 years with Extended Warranty Plus | ||
| Notes |
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Environment
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| RoHS Compliant | ||
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Packaging Content
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Optional Accessories
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- Model specifications are subject to change without prior notice.
- The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
- The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
- If usage requirements exceed the specifications above, please contact our regional partners for professional advice.


















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