Synology DS925+ 4GB DiskStation 4-Bay Nas ( Synology Drives Only ) DS925+
SKU
426762
Brand
MPN
DS925+
Warranty
Standard Manufacturer's Warranty
Availability
In stock
$1,353.00
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They Synology DS925+ is a capable 4-Bay NAS that can adapt to growing storage demands. With support for up to 9 drives with expansion unit, two M.2 NVme slots for caching and built in 2.5Gbe. Powered by Synology Disk Station Manager (DSM), if offers a flexible all in one solution for data sharing, synchronization, backup, and surveillance and is backed by a 3 year warranty. Must be used with SYNOLOGY HARD DRIVE ONLY.
| SKU | DS925+ |
|---|---|
| UPC | 846504006007 |
| Type | Desktop NAS (Diskless) |
| Brand | Synology |
| Color | Black |
| Model | DS925+ |
| Notes | Reported performance figures and some feature behaviors (e.g., drive compatibility enforcement, inability to hardware-transcode via Intel Quick Sync) were noted in third-party reviews; for complete, model-specific limitations and package-specific limits, refer to Synology's official specifications and DSM documentation. |
| Power | BTU: { "Access": "129.27 BTU/hr", "HDD Hibernation": "42.05 BTU/hr" } Power Frequency: 50/60 Hz, Single Phase AC Input Voltage: 100 V to 240 V AC Power Consumption: { "Access": "37.91 W", "HDD Hibernation": "12.33 W" } Power Supply / Adapter: 100 W (AC adapter) |
| Weight | 2.26 kg (4.98 lbs reported) |
| Cooling | Fan Modes: [ "Full-Speed Mode", "Cool Mode", "Quiet Mode" ] System Fan: 2 × 92 mm Noise Level: 20.5 dB(A) (measured, idle conditions described by manufacturer) |
| Category | Storage |
| Warranty | 3-year limited hardware warranty (extendable to 5 years in select markets) |
| CPU Cores | 4 |
| CPU Model | AMD Ryzen V1500B |
| USB Ports | 2 × USB 3.2 Gen 1 Type-A |
| Drive Bays | 4 |
| CPU Threads | 8 |
| Description | The Synology DiskStation DS925+ is a compact 4-bay desktop NAS (diskless) powered by an AMD Ryzen V1500B quad-core 2.2 GHz processor and 4 GB DDR4 ECC SODIMM (expandable to 32 GB via 2 slots). It features dual RJ-45 2.5GbE ports, two M.2 2280 NVMe slots for SSD caching or storage pools, and USB connectivity including 2 × USB 3.2 Gen 1 Type-A and 1 × USB-C expansion port for the DX525 unit. The DS925+ supports 3.5" and 2.5" SATA HDD/SSD, Synology Hybrid RAID and standard RAID levels, Btrfs and ext4 file systems, and delivers up to ~522/565 MB/s sequential throughput. Includes Synology DiskStation Manager software features for file management, backup, virtualization, and surveillance. Backed by a 3-year limited hardware warranty (extendable in select markets). |
| Memory Type | DDR4 ECC SO-DIMM |
| Memory Notes | Synology may revise pre-installed memory module specifications; Synology recommends Synology memory modules for compatibility. For multi-module configurations, modules must be identical. |
| Memory Slots | 2 |
| Sub-Category | Network Attached Storage (NAS) |
| Surveillance | Default Licenses: 2 Max IP Cameras (H.264/H.265): { "H.264": { "3M": "40 channels, 600 FPS", "4K": "20 channels, 200 FPS", "5M": "30 channels, 360 FPS", "1080p": "40 channels, 1050 FPS" }, "H.265": { "3M": "40 channels, 1000 FPS", "4K": "30 channels, 300 FPS", "5M": "40 channels, 600 FPS", "1080p": "40 channels, 1200 FPS" } } |
| CPU Frequency | 2.2 GHz |
| Network Ports | 2 × RJ-45 2.5GbE (supports link aggregation / failover) |
| Product Title | Synology DiskStation DS925+ 4-Bay NAS (Diskless) |
| Certifications | FCC CE BSMI VCCI RCM UKCA EAC CCC KC BIS RoHS Compliant |
| Expansion Port | 1 × USB Type-C (for DX525 expansion unit) |
| M.2 Drive Slots | 2 × M.2 2280 NVMe (for cache or storage pools) |
| CPU Architecture | 64-bit |
| Chassis Material | Metal, Plastic |
| Package Contents | Main unit ×1 Accessory pack ×1 AC power adapter ×1 AC power cord ×1 RJ-45 LAN cable ×2 |
| Storage Humidity | 5% to 95% RH |
| Dimensions (HxWxD) | 166 mm x 199 mm x 223 mm (6.54 x 7.83 x 8.78 inches reported) |
| Operating Humidity | 8% to 80% RH |
| Supported Browsers | Chrome Firefox Edge Safari |
| Additional Features | Btrfs snapshot and data protection features Synology DiskStation Manager (DSM) apps for backup, file/photo management, virtualization and surveillance Tool-less drive trays (reported) Link aggregation for network redundancy/performance |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) |
| Hot-Swappable Drives | Yes (tool-less drive trays reported) |
| Supported RAID Types | Synology Hybrid RAID Basic JBOD RAID 0 RAID 1 RAID 5 RAID 6 RAID 10 |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Supported Drive Types | 3.5" SATA HDD 2.5" SATA SSD M.2 2280 NVMe SSD |
| Virtualization Support | Citrix: XenServer 8 / Citrix Hypervisor 8.2 LTSR CU1 VMware: vSphere (ESXi 6.5 through 8.0 U2 listed) OpenStack: Cinder Microsoft Hyper-V: Windows Server 2022 supported |
| Maximum Memory Capacity | 32 GB (16 GB x 2) |
| Supported Languages (UI) | English Deutsch Français Italiano Español Dansk Norsk Svenska Nederlands Русский Polski Magyar Português do Brasil Português Europeu Türkçe Český ภาษาไทย 日本語 한국어 繁體中文 简体中文 |
| Drive Compatibility Notes | Synology only guarantees full functionality and performance for drives listed on the official compatibility list. Recent firmware/policy changes restrict initialization/usage of non-compatible third-party drives; consult Synology compatibility list before purchase. |
| System Memory (Installed) | 4 GB DDR4 ECC SO-DIMM |
| Maximum Single Volume Size | 108 TB (200 TB with 32 GB memory) |
| Maximum Internal Volume Number | 32 |
| File Protocols / Network Services | SMB1 (CIFS) SMB2 SMB3 AFP NFSv3 NFSv4 NFSv4.1 iSCSI HTTP HTTPS FTP WebDAV Rsync SNMP LDAP CalDAV |
| Optional / Compatible Accessories | DDR4 ECC SO-DIMM: D4ES04-4G / D4ES03-8G / D4ES03-16G Expansion unit: DX525 Synology Enterprise & Plus series HDD/SSD (HAT5300, HAT3300, SAT5200, SNV3400, SNV5400) — consult Synology compatibility list |
| Max Sequential Throughput (reported) | Up to ~522 MB/s read and ~565 MB/s write |
| Maximum Drive Bays with Expansion Unit | 9 (with DX525 expansion unit) |
| Supported File Systems (External Drives) | Btrfs ext4 ext3 FAT32 NTFS HFS+ exFAT |
| Supported File Systems (Internal Drives) | Btrfs ext4 |
Synology DS925+ 4GB DiskStation 4-Bay NAS ( SYNOLOGY DRIVES ONLY )
