
Synology DiskStation DS425+ NAS Enclosure (Diskless)
The Synology DS425+ NAS is a powerful 4-bay storage solution powered by an Intel Celeron J4125 quad-core processor, 2 GB DDR4 memory (expandable to 6 GB), dual LAN ports (1GbE & 2.5GbE), and support for both HDD and NVMe SSD caching. Designed for performance, quiet operation, and energy efficiency, it’s ideal for home and small business data management.
Description
DS425+
key features :
4-bay NAS enclosure for flexible and high-performance storage
Diskless design supports user-selected HDDs or SSDs
Ideal for small businesses and advanced home users
Secure file sharing, backup, and remote access
Powered by Synology DiskStation Manager (DSM)
Supports RAID configurations for data redundancy
Compact, quiet, and energy-efficient operation
Hardware Specifications | ||
|---|---|---|
CPU | CPU Model | Intel Celeron J4125 |
| CPU Quantity | 1 | |
| CPU Core | 4 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 2.0 (base) / 2.7 (turbo) GHz | |
| Hardware Encryption Engine | ||
Memory | System Memory | 2 GB DDR4 non-ECC |
| Total Memory Slots | 1 | |
| Maximum Memory Capacity | 6 GB (2 GB + 4 GB) | |
| Notes |
| |
Storage | Drive Bays | 4 |
| M.2 Drive Slots | 2 (NVMe) | |
| Drive Type (See all supported drives) |
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| Hot Swappable Drive* | ||
| Notes |
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External Ports | RJ-45 1GbE LAN Port | 1 |
| RJ-45 2.5GbE LAN Port | 1 | |
| USB 3.2 Gen 1 Port | 2 | |
| Notes | This device’s 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes. | |
DSM Specifications | ||
|---|---|---|
Storage Management | Maximum Single Volume Size | 108 TB |
| Maximum Internal Volume Number | 32 | |
| M.2 SSD Storage Pool Support* | ||
| SSD Read/Write Cache (Determining cache size) | ||
| SSD TRIM | ||
| Supported RAID Type |
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| RAID Migration |
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| Volume Expansion with Larger HDDs |
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| Volume Expansion by Adding a HDD |
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| Global Hot Spare Supported RAID Type |
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| Notes |
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File System | Internal Drives |
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| External Drives |
| |
File Services | File Protocol |
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- 1Status indicator
- 2Drive status indicators
- 3Drive tray lock
- 4USB 3.2 Gen 1 port
- 5Power button and indicator
- 6Drive trays
- 7Fans
- 81GbE RJ-45 port
- 92.5GbE RJ-45 port
- 10Reset button
- 11USB 3.2 Gen 1 port
- 12Power port
- 13Kensington security slot
- 14M.2 NVMe SSD slots

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