Synology DiskStation DS220j Cloud Storage
An easy-to-use private cloud for everyone
Synology DiskStation DS220j Cloud Storage is an entry-level 2-bay NAS designed for home and personal users to store and share photos, videos, and documents. The private cloud solution is powered by the award-winning DiskStation Manager (DSM) OS, providing an intuitive user interface and safe data protection approaches for easy digital asset backups from computers and mobile devices at no additional cost.
CPU64-bit 4-core 1.4 GHz |
PerformanceMore than 112 MB/s reading and writing |
Safe storageRAID 1 protection to avoid sudden drive failure |
Cost savingsNo public-cloud subscription fees |
Centralized backup solution for your digital devices
Synology’s comprehensive multi-version backup solutions protect your digital assets on computers (Windows/Mac) and mobile phones (Android/iOS) against malicious attacks, including the rising threat from encryption-based ransomware.
Stream content to your TV
Turn your Synology NAS into a home media hub and stream your digital content to your favorite electronic devices, including computers, mobile devices, Samsung TV, Apple TV, Google Chromecast, and DLNA devices.
Synology Hybrid RAID (SHR) technology
Storage management is easy with Synology Hybrid RAID (SHR) technology. SHR is an automated RAID management system that allows you to easily create and expand storage volumes and migrate RAID types without requiring details on the RAID setup. SHR provides 1-disk redundancy to safeguard your data in case of drive failures.
Cost-effective
SHR maximizes the data capacity of your RAID when different size HDDs are used.
Easy Management
For new users with limited technical knowledge who want to protect their data using RAID technology, a convenient installation wizard will guide you through all the steps during your first installation.
Scalability
Add new disks on the fly in Storage Manager with a simple click.
Flexibility
While creating a volume, choose to plan ahead and leave empty or unallocated space for future use.
Seamless integration with your mobile devices
Synology mobile applications are designed to give you quick and secure access to your data wherever you are.
Powered by Synology DSM
File Server/ManagementPowerful built-in file management and sharing services. |
MultimediaComplete multimedia solution for management, streaming, and playback. |
Hyper BackupStore multiple backup versions with block-level incremental data backup and cross-version deduplication. |
DSM UIAward-winning operating system with an intuitive user interface and powerful capabilities. |
SecurityComprehensive built-in security tools are constantly updated to protect your devices against evolving threats. |
All-in-one serverSave additional investment by integrating various network services, web/mail services, management applications into your NAS. |
- Status indicator
- LAN indicator
- Drive status indicator
- Power button and indicator
- System fan
- USB 3.0 port
- Reset button
- Power port
- 1GbE RJ-45 port
- Kensington Security Slot
Synology DiskStation DS220j Cloud Storage Specifications
Hardware Specs
CPU |
CPU Model | Realtek RTD1296 |
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CPU Architecture | 64-bit | |
CPU Frequency | 4-core 1.4 GHz | |
Hardware Encryption Engine | ||
Memory |
System Memory | 512 MB 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* |
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Maximum Single Volume Size* | 108 TB | |
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 3.0 Port | 2 | |
File System |
Internal Drives |
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External Drives |
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Notes | exFAT Access is purchased separately in Package Center. | |
Appearance |
Size (Height x Width x Depth) | 165 mm x 100 mm x 225.5 mm |
Weight | 0.88 kg | |
Others |
System Fan | 92 mm x 92 mm x 1 pcs |
Fan Speed Mode |
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Brightness Adjustable Front LED Indicators | ||
Power Recovery | ||
Noise Level* | 18.2 dB(A) | |
Scheduled Power On / Off | ||
Wake on LAN / WAN | ||
Power Supply Unit / Adapter | 60 W | |
AC Input Power Voltage | 100 V to 240 V AC | |
Power Frequency | 50/60 Hz, Single Phase | |
Power Consumption* | 12.46 W (Access) 5.06 W (HDD Hibernation) |
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British Thermal Unit | 45.52 BTU/hr (Access) 17.27 BTU/hr (HDD Hibernation) |
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Notes |
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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 |
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Environment |
RoHS Compliant | |
Packaging Content |
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Software Specs
DSM Specifications | ||
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Storage Management |
Maximum Internal Volume Number | 64 |
Maximum iSCSI Target Number | 10 | |
Maximum iSCSI LUN | 10 | |
Supported RAID Type |
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RAID Migration | Basic to RAID 1 | |
Volume Expansion with Larger HDDs |
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Volume Expansion by Adding a HDD | Synology Hybrid RAID | |
File Services |
File Protocol | CIFS/AFP/NFS/FTP/WebDAV |
Maximum Concurrent CIFS/AFP/FTP Connections | 100 | |
Windows Access Control List (ACL) Integration | ||
NFS Kerberos Authentication | ||
Account & Shared Folder |
Maximum Local User Accounts | 1,024 |
Maximum Local Groups | 256 | |
Maximum Shared Folder | 256 | |
Maximum Shared Folder Sync Tasks | 2 | |
Log Center |
Syslog Events per Second | 100 |
General Specifications |
Networking Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Supported Browsers |
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Supported Language | 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 |
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