Synology DiskStation DS120j 1-Bay – DS120j
DiskStation DS120j
Your personal cloud solution for effortless data management.
Overview
Features
An ideal first NAS for everyone
DS120j is a centralized storage solution that allows you to share family photos and videos to all household devices, such as computers and mobile phones.
Fast Performance
Over 112 MB/s sequential reading
Eco-friendly
9.81 watts under full operation
Seamless integration with your mobile devices
Synology mobile applications are designed to allow quick and secure access to your data wherever you are.
Centralized backup solution for your digital devices
Synology’s comprehensive multi-version backup solution protects your digital assets on computers (Windows/Mac) and mobile phones (Android/iOS) against malicious attacks, including the rising encryption-based ransomware threats.
Easy file access with QuickConnect
Access files on your Synology NAS over the Internet without the hassle of setting up port forwarding rules, DDNS, or other complicated network settings. QuickConnect allows you to connect via a secure, customizable address, so that you can instantly access media and work files on any Internet-connected device at no additional charge.
Powered by Synology DiskStation Manager
Hyper Backup
Store multiple backup versions with block-level incremental data backup and cross-version deduplication.
DSM UI
Award-winning operating system with an intuitive user interface and powerful capabilities.
Security
Secure data with comprehensive built-in security tools to protect your devices against evolving threats.
All-in-one server
Save additional investment by integrating various network services, web/mail services, management applications into your NAS.
DiskStation DS120j
- 1 Status indicator
- 2 LAN indicator
- 3 Drive status indicator
- 4 Power button and indicator
- 5 System fan
- 6 USB 2.0 port
- 7 Kensington Security Slot
- 8 Reset button
- 9 1GbE RJ-45 port
- 10 Power port
Detailed Tech Specification
Hardware Specs
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CPU
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CPU Model | Marvell Armada 3700 88F3720 |
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| CPU Quantity | 1 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 2-core 800 MHz | |
| Hardware Encryption Engine | Yes | |
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Memory
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System Memory | 512 MB DDR3L 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. | |
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Storage
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Drive Bays | 1 |
| Compatible Drive Type* (See all supported drives) |
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| 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. | |
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External Ports
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RJ-45 1GbE LAN Port | 1 |
| USB 2.0 Port | 2 | |
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File System
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Internal Drives |
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| External Drives |
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| Notes | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. | |
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Appearance
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Size (Height x Width x Depth) | 166 mm x 71 mm x 224 mm |
| Weight | 0.7 kg | |
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Others
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System Fan | 60 mm x 60 mm x 1 pcs |
| Fan Speed Mode |
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| Power Recovery | Yes | |
| Noise Level* | 16.9 dB(A) | |
| Scheduled Power On / Off | Yes | |
| Wake on LAN / WAN | Yes | |
| Power Supply Unit / Adapter | 36 W | |
| AC Input Power Voltage | 100V to 240V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption* | 9.81 W (Access) 4.68 W (HDD Hibernation) |
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| British Thermal Unit | 33.47 BTU/hr (Access) 15.97 BTU/hr (HDD Hibernation) |
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| Notes |
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Temperature
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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 | |
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Certification
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Warranty
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2-year hardware warranty, extendable to 4 years with Extended Warranty Plus | |
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Environment
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RoHS Compliant | |
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Packaging Content
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Optional Accessories
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Software Specs
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DSM Specifications
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| Maximum Single Volume Size* | 108 TB | |
| Maximum Internal Volume Number | 1 | |
| SSD TRIM | Yes | |
| Supported RAID Type | Basic | |
| Notes |
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| File Protocol | SMB/AFP/NFS/FTP/WebDAV | |
| Maximum Concurrent SMB/AFP/FTP Connections | 50 | |
| 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. | |
| Maximum Local User Accounts | 512 | |
| Maximum Local Groups | 128 | |
| Maximum Shared Folder | 256 | |
| Maximum Shared Folder Sync Tasks | 2 | |
| Syslog Events per Second | 100 | |
| 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 | |
| Notes | For an updated list of supported browser versions, check the DSM Technical Specifications. | |
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Add-on Packages view the complete package list
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Download Station
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Maximum Concurrent Download Tasks | 50 |
| Maximum iSCSI Target Number | 10 | |
| Maximum LUN | 10 | |
| Notes | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. | |
| DLNA Compliance | Yes | |
| Notes | Facial recognition is unavailable on this model. | |
| Maximum IP cam (Licenses required) | 5 (including 2 Free License) (see all supported IP cameras) | |
| Total FPS (H.264) | 150 FPS @ 720p (1280×720) 120 FPS @ 1080p (1920×1080) 70 FPS @ 3M (2048×1536) 40 FPS @ 5M (2591×1944) 20 FPS @ 4K (3840×2160) |
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| Total FPS (H.265) | 150 FPS @ 720p (1280×720) 150 FPS @ 1080p (1920×1080) 130 FPS @ 3M (2048×1536) 65 FPS @ 5M (2591×1944) 30 FPS @ 4K (3840×2160) |
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| Total FPS (MJPEG) | 50 FPS @ 720p (1280×720) 50 FPS @ 1080p (1920×1080) 40 FPS @ 3M (2048×1536) 40 FPS @ 5M (2591×1944) |
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| Notes |
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| Recommended Number of Concurrent Sync Clients | 5 (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 |
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| Video Transcoding | Group 2 (See more) | |
| Maximum Connections | 10 | |
Notes :
- Model specifications are subject to change without prior notice.
- The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
- The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
- If usage requirements exceed the specifications above, please contact our regional partners for professional advice.
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