DS223j is designed for small teams to share, sync, and collaborate more efficiently.
Multi-platform file access
Manage your files and media from anywhere with Synology Drive. Available on PC, Mac, Linux, Chromebook, Android, iOS, or any device equipped with a browser.
Real-time collaboration
Stay productive while working in a team or with your clients. Work together across different platforms using Synology Office.
Sync across sites
Keeping data synced between different sites has never been easier. Synology Drive ShareSync keeps files and folders synchronized across Synology systems.
Seamless synchronization to clouds
Sync files between your private cloud and public cloud storage platforms, including Google Drive, Dropbox, Microsoft OneDrive, and more with Synology Cloud Sync. Retain local copies of your cloud data to centralize management and achieve data ownership.
Store, share, and protect
Configure your DS223j to manage all your documents, photos, and other files, or protect your physical assets with professional video surveillance.
Photo management
Manage your photo collection
Organize your photos and videos with smart and intuitive features. Browse automatically generated albums using facial recognition, geolocation, tags, and more.
Sharing made safer and easier
Securely share media with colleagues or clients while leveraging privacy-focused options for your peace of mind. Collaborate with selected users on a folder-based media library by creating a Shared Space.
Data protection
Automated media backup
Automatically upload photos and videos taken on your mobile device to your private cloud with Synology Photos or Synology Drive.
Protection against cyberattacks
Leverage Synology Drive to protect data from ransomware attacks or accidental deletion with real-time or scheduled backup of your PC folders.
Video surveillance
Wide compatibility
More Diskstations
Choose from over 8,300 IP cameras or ONVIF devices compatible with Synology Surveillance Station to keep your premises secure.
Universal access
Watch live camera streams through web browsers, desktop clients, or mobile apps. Get notified of events and take immediate action.
Add an extra layer of protection
Perform full Synology system backups
Back up your entire Synology device, including system settings and applications, or select specific folders. Transfer all backup data to multiple destinations using Hyper Backup.
Keep your data safe with snapshots
Take your data protection to the next level by creating automatic point-in-time snapshots of shared folders that can be copied off-site and rapidly restored using Snapshot Replication.
DiskStation DS223J
Status Indicator
LAN Indicator
Drive Status Indicators
Power Button and Indicator
Fan
1GbE RJ-45 Port
USB 3.2 Gen 1 Ports
Reset Button
Power Port
Kensington Security Slot
Hardware Specifications
CPU
CPU Model
Realtek RTD1619B
CPU Quantity
1
CPU Architecture
64-bit
CPU Frequency
4-core 1.7 GHz
Hardware Encryption Engine
Yes
Memory
System Memory
1 GB DDR4 non-ECC
Notes
Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Storage
Drive Bays
2
Compatible Drive Type* (See all supported drives)
3.5" SATA HDD
2.5" SATA SSD (with optional 2.5" Disk Holder)
Hot Swappable Drive*
-
Notes
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
External Ports
RJ-45 1GbE 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.
The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
For more information on how power consumption is measured, refer to this article.
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
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)
Relative Humidity
5% to 95% RH
Certification
FCC
CE
BSMI
VCCI
RCM
UKCA
EAC
CCC
KC
Warranty
2-year hardware warranty, extendable to 4 years with Extended Warranty Plus
Notes
The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment
RoHS Compliant
Packaging Content
Main Unit X 1
Accessory Pack X 1
AC Power Adapter X 1
AC Power Cord X 1
RJ-45 LAN Cable X 1
Quick Installation Guide X 1
Optional Accessories
Plus Series 3.5" SATA HDD: HAT3300 Series
Disk Holder: Type C
Software Specs
DSM Specifications
Storage Management
Maximum Single Volume Size
108 TB
Maximum Internal Volume Number
64
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
Volume Expansion by Adding a HDD
Synology Hybrid RAID
Notes
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.
Actual maximum storage pool and volume sizes depend on drive sizes used, the number of drive bays available, and the RAID configuration.
File System
Internal Drives
Btrfs
ext4
External Drives
Btrfs
ext4
ext3
FAT
NTFS
HFS+
exFAT
Notes
Btrfs file system is available from DSM 7.2-64570.
File Services
File Protocol
SMB
AFP
NFS
FTP
WebDAV
Rsync
Maximum Concurrent SMB/AFP/FTP Connections
100
Windows Access Control List (ACL) Integration
Yes
NFS Kerberos Authentication
Yes
Notes
The testing standard was based on the maximum number of concurrent connections supported by this model. During the testing, 25% of the connections were used to transfer files concurrently. The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.
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
Notes
For an updated list of supported browser versions, check the DSM Technical Specifications.
Add-on Packages view the complete package list
Synology Chat
Yes
Download Station
Maximum Concurrent Download Tasks
80
SAN Manager
Maximum iSCSI Target Number
10
Maximum LUN
10
LUN Clone/Snapshot, Windows ODX
Yes
Media Server
DLNA Compliance
Yes
Synology Photos
Facial Recognition
Yes
Snapshot Replication
Maximum Snapshots per Shared Folder
256
Maximum of System Snapshots
4,096
Notes
Snapshot Replication is available from DSM 7.2-64570.
Surveillance Station
Default Licenses
2 (Additional cameras require purchase of licenses)
Maximum IP Cameras and Total FPS (H.264)
720p: 12 channels, 360 FPS
1080p: 12 channels, 360 FPS
3M: 12 channels, 300 FPS
5M: 12 channels, 150 FPS
4K: 11 channels, 110 FPS
Maximum IP Cameras and Total FPS (H.265)
720p: 12 channels, 360 FPS
1080p: 12 channels, 360 FPS
3M: 12 channels, 360 FPS
5M: 12 channels, 350 FPS
4K: 12 channels, 200 FPS
Notes
Performance figures are obtained from testing conducted with the device fully populated with drives under a continuous recording setup. Actual system capabilities may vary based on configuration, drive performance, enabled features, and the presence of additional workloads.
Use NVR Selector to quickly find a suitable model based on your requirements.
Synology Drive
Recommended Number of Concurrent Sync Clients
200 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Recommended Number of Hosted Files
500,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
Notes
Exceeding the recommended numbers above will not block application operations, but may result in longer response time.
Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.
Synology Office
Suggested Maximum Users
500
Suggested Concurrent Users
200
Notes
Multiple files were opened for testing and each file was edited by 30 users simultaneously.
Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
Video Station
VPN Server
Maximum Connections
10
$856.00
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Synology 2 bay NAS DiskStation DS223J · Daboussishop
