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Synology 4-bay DiskStation DS925+
- 4 bays
- 2 x 2.5GbE RJ-45 ports
- Two built-in 2.5GbE ports and over 522/565 MB/s sequential read/write
- Scales up to 9 drives
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+
Specs
Learn more about the Synology Inc. DS925+
| Best Seller Ranking | #42 in Desktop NAS |
|---|
| Brand | Synology |
|---|---|
| Series | DiskStation |
| Model | DS925+ |
| Type | Desktop NAS |
| HDD Interface | 4 x SATA (4 x Bay) |
|---|
| Form Factor | 4-bay;4GB DDR4 ECC SODIMM |
|---|---|
| Installed Memory | 4-bay;4GB DDR4 |
| Max Memory Capacity | 32 GB (16 GB x 2) |
| Memory Slot | 2 x DDR4 SODIMM |
| Included HDD Capacity | Diskless System |
|---|
| Supported Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
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| Power | 100 V to 240 V AC |
|---|---|
| Power Consumption | 37.91 watts (Access) 12.33 watts (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) |
|---|---|
| Humidity | 5% to 95% RH |
| Features | Up to 522 MB/s sequential read and 565 MB/s sequential write performance3 enables fast file sharing, syncing, streaming, and backup for multiple users Two 2.5GbE ports offer fast networking, with Link Aggregation supporting failover and load balancing capabilities Supports 4 x 2.5" SATA SSD and 3.5" SATA HDD7. Synology hard drives and SSDs are designed to integrate seamlessly with Synology systems, delivering exceptional reliability Expandable to 9 drives with Synology DX525expansion unit1 Two built-in M.2 slots provide SSD caching2 capability without occupying drive bays |
|---|---|
| Usage | Backup & stream media through personal cloud |
| Dimensions | 166 mm x 199 mm x 223 mm |
|---|---|
| Weight | 2.26 kg |
| Package Contents | Main Unit X 1 Accessory Pack X 1 AC Power Adapter X 1 AC Power Cord X 1 RJ-45 LAN Cable X 2 |
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| First Listed on Newegg | May 19, 2025 |
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 2 years
- Limited Warranty period (labor): 2 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.ca's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-425-296-3177
- Support Website
- View other products from Synology Inc.
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The Synology DiskStation DS925+ is a diskless 4-bay desktop NAS for small businesses, workgroups, and advanced home users who need shared storage, backup, or media streaming, with sequential read/write speeds of up to 522/565 MB/s and two 2.5GbE ports.
Recommended For
- Small offices and home workers who need shared network storage for team files, device backups, and file syncing, with room to add drives as storage needs grow.
- Creative teams and multi-user households that regularly move large files over a 2.5GbE network and want shared storage for projects, photos, and media libraries.
- People consolidating growing collections of files or media who want four drive bays now and the option to expand to nine drives with the DX525.
- NAS users who want to run several storage, backup, or productivity applications—and may use containers or virtual machines alongside shared storage.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Personal-cloud storage for file sharing, backup, syncing, and media streaming across multiple users |
| Drive Bays And Compatibility | Four SATA bays support 2.5-inch SSDs and 3.5-inch HDDs; supplied without drives |
| Storage Expansion And Caching | Expandable to nine drives with a Synology DX525 expansion unit; two built-in M.2 slots support SSD caching without using drive bays |
| Memory Configuration | 4GB DDR4 ECC SODIMM installed; two DDR4 SODIMM slots support up to 32GB (2 × 16GB) |
| Networking And Performance | Two built-in 2.5GbE RJ-45 ports support link aggregation, failover, and load balancing; sequential performance up to 522MB/s read and 565MB/s write |
| Supported Protocols | SMB1/CIFS, SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, Kerberized sessions, iSCSI, HTTP, HTTPS, FTP, SNMP, LDAP, and CalDAV |
| Power And Operating Environment | 100–240V AC; consumes 37.91W during access and 12.33W in HDD hibernation; operating temperature 0–40°C and humidity 5–95% RH |
| Physical Specifications | 166 × 199 × 223mm; 2.26kg; black metal-and-plastic enclosure for tabletop placement |
| Model Identifiers | Synology DiskStation DS925+ desktop NAS |