Synology DS225+ 2-Bay NAS Diskless Synology DS225+ 2-Bay NAS Diskless

International Customers: All electronic products are packaged for sale in the US with US voltage.

This item is brand-new, factory sealed.

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.


Private cloud for seamless data access

Streamlined file management and collaboration

Store, sync, access, and share data from any device, wherever you are. Work seamlessly between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Quickly and easily roll back files in case of accidental deletion, mistakes, malware, etc., with versioning.

A private photo storage and management solution

Effortlessly back up and organize photos, videos, and other visual assets using intuitive management tools. Automatically organize your content into albums and create secure share links for stakeholders and teammates.

Boost team productivity with collaborative tools

Enhance workplace collaboration with Synology's productivity solutions. Create, edit, and share documents across teams in real time. Host an on-premises mail server to provide web-based email access while maintaining full data ownership. Additionally, stay connected through secure one-on-one chats, public channels, encrypted private channels, and group conversations.


Multi-site synchronization to empower global workflows

NAS-to-NAS synchronization

Improve workflow efficiency and team alignment across data sites with automatic one- or two-way site-to-site syncing. Files and folders are kept up-to-date across sites, so everyone stays aligned, whether at home, in the office, or across different branches all while maintaining full control of your data.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
YesMemory
System Memory
2 GB DDR4 non-ECC
Total Memory Slots
1
Maximum Memory Capacity
6 GB (2 GB + 4 GB)
Notes
- Synology reserves the right to replace memory modules with the same or higher frequency based on suppliers product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
- Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.Storage
Drive Bays
2
Drive Type (See all supported drives)
- 3.5" SATA HDD
- 2.5" SATA SSD
Hot Swappable Drive
Yes
Notes
Compatible drives are mandatory. Please consult our compatibility list before purchasing hard drives. For more details, please refer to this article.External Ports
RJ-45 1GbE LAN Port
1
RJ-45 2.5GbE LAN Port
1
USB 3.2 Gen 1 Port
2
USB Copy
Yes
Notes
MTU value of 1GbE LAN port has a limit of 1500.Others
System Fan
92 mm x 92 mm x 1 pcs
Fan Speed Mode
- Full-Speed Mode
- Cool Mode
- Quiet Mode
Brightness Adjustable Front LED Indicators
Yes
Power Recovery
Yes
Noise Levelnote
19.6 dB(A)
Scheduled Power On / Off
Yes
Wake on LAN / WAN
Yes
Power Supply Unit / Adapter
60 watts
AC Input Power Voltage
100V to 240V AC
Power Frequency
50/60 Hz, Single Phase
Power Consumptionnote
16.98 watts (Access)
6.08 watts (HDD Hibernation)
British Thermal Unit
57.90 BTU/hr (Access)
20.73 BTU/hr (HDD Hibernation)
Notes
- For more information on how power consumption is measured, refer to this article.
- Noise testing was conducted with the Synology system fully installed with Synology SATA HDDs and in an idle state. Two G.R.A.S. Type 40AE microphones are placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A), Temperature: 24.25-25.75oC, Humidity: 58.2-61.8%Temperature
Operating Temperature
0oC to 40oC (32oF to 104oF)
Storage Temperature
-20oC to 60oC (-5oF to 140oF)
Operating Humidity
8% to 80% RH
Storage Humidity
5% to 95% RHCertification
- FCC
- CE
- BSMI
- VCCI
- RCM
- UKCA
- EAC
- CCC
- KC
- BISEnvironment
RoHS CompliantPackaging Content
- Main Unit X 1
- Accessory Pack X 1
- AC Power Adapter X 1
- AC Power Cord X 1
- RJ-45 LAN Cable X 2Optional Accessories
- DDR4 non-ECC SODIMM: D4NS01-4G
- Enterprise Series 3.5" SATA HDD: HAT5300 Series
- Plus Series 3.5" SATA HDD: HAT3300 Series
- Enterprise Series 2.5" SATA SSD: SAT5200 SeriesDSM Specifications
Storage Management
Maximum Single Volume Size
108 TB
Maximum Internal Volume Number
32
SSD TRIM
Yes
Supported RAID Type
- Synology Hybrid RAID
- Basic
- JBOD
- RAID 0
- RAID 1
RAID Migration
- Basic to RAID 1
Volume Expansion with Larger HDDs
- Synology Hybrid RAID
- RAID 1
Notes
- Each internal volume (may consist of multiple drives) is expandable up to 108TB.
- Actual maximum storage pool and volume sizes depend on drive sizes used, the number of drive bays available, and the RAID configuration.
- Usable capacity for each volume will be lower than the maximum volume size and is dependent on the filesystem and the amount of system metadata stored.File System
Internal Drives
- Btrfs
- ext4
External Drives
- Btrfs
- ext4
- ext3
- FAT32
- NTFS
- HFS+
- exFATFile Services
File Protocol
- SMB
- AFP
- NFS
- FTP
- WebDAV
- Rsync
Maximum Number of SMB Connections (FSCT-Based)
5
Windows Access Control List (ACL) Integration
Yes
NFS Kerberos Authentication
Yes
Notes
- Connection value of this model is tested with Synology SATA HDD fully populated and all onboard network ports
- Models with expandable memory are tested with the maximum supported quantity installed.
- SMB performance was evaluated using Microsoft File Server Capacity Tool (FSCT) version 1.3, with the following configuration:
Test workload: HomeFolder scenario provided by the FSCT tool
Test duration: 600 seconds
Domain controller and FSCT controller: Windows Server 2022
FSCT clients: 8 x Windows 10 machines
SMB feature: Directory leasing enabledAccount and Shared Folder
Maximum Local User Accounts
512
Maximum Local Groups
128
Maximum Shared Folder
128
Maximum Shared Folder Sync Tasks
4Hybrid Share
Hybrid Share Folder Number
10Hyper Backup
Data and Folder Backup
Yes
Entire System Backup
YesHigh Availability
Synology High Availability
YesLog Center
Syslog Events per Second
800General Specifications
Supported Protocols
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers
- Chrome
- Firefox
- Edge
- Safari
Supported Language
English, German, French, Italian, Spanish, Danish, Norwegian, Swedish, Dutch, Russian, Polish, Hungarian, Brazilian Portuguese, European Portuguese, Turkish, Czech, Thai, Japanese, Korean, Traditional Chinese, Simplified Chinese
Notes
For an updated list of supported browser versions, check the DSM Technical Specifications.Add-on Packages view the complete package list
Central Management System
Yes SpecificationControllersRAID SupportedYesController TypeSerial ATARAID Levels0, 1, Basic, Hybrid RAID, JBODManagement & ProtocolsProtocols

• SMB 2.0
• SMB DescriptionMaximum Power Supply Wattage60 WNumber of Power Supplies Installed1Physical CharacteristicsCooling FanYesForm FactorDesktopWeight (Approximate)2.87 Drive Bay Width
  • Gigabit Ethernet
  • 2.5 Gigabit Ethernet
  SoftwareOperating SystemDiskStation Manager Shipping

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