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DS420j is a 4-bay desktop NAS designed for home data backup, file syncing, and sharing. You can easily centralize all your multimedia collections with its support of up to 64 TB raw capacity.
Synology Network Storage Server – Synology DS420j Series J – is an Entry Level series and is suitable for private and SMB users for a variety of uses such as storage, backup and security of personal and private information. The system connects in a networked way and allows access to data of your choice from a variety of devices – Android, iOS | Win, Linux, Mac. Processor: Realtek RTD1296 64-bit, 1GB memory, Inputs: 4 – for 3.5 “/ 2.5” disks Supports SSD and HDD, Connectivity: Network – 1Gbe | USB 3.2 * x 2. Two-year official importer warranty. Excluding discs
Description
DiskStation DS420j
An essential entry-level NAS for your home
Build a private cloud for your home
DS420j is a 4-bay desktop NAS designed for home data backup, file syncing, and sharing. You can easily centralize all your multimedia collections with its support of up to 64 TB raw capacity.
Download Datasheet
CPU
64-bit 4-core 1.4 GHz
Performance
Over 112 MB/s encrypted reading and writing
Storage
Maximum 64 TB raw capacity
Energy-saving
7.88 W in hibernation mode
Powered by Synology DiskStation Manager
Multimedia
Complete multimedia solution for management, streaming, and playback.
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Desktop Backup
Simplified backup solution for your Mac, PC, and mobile devices.
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File Server/Management
Powerful built-in file management and sharing services.
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Synology Drive
Instantly access your NAS files across multiple devices whenever you want, wherever you are.
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Hyper Backup
Store multiple backup versions with block-level incremental data backup and cross-version deduplication.
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Surveillance
Protect your home or business with intelligent monitoring and video management tools.
Learn more
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CPU
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CPU Model |
Realtek RTD1296 |
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CPU Quantity |
1 |
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CPU Architecture |
64-bit |
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CPU Frequency |
4-core 1.4 GHz |
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Hardware Encryption Engine |
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Memory
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System Memory |
1 GB DDR4 non-ECC |
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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 |
4 |
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Compatible Drive Type* (See all supported drives on site Synology) |
- 3.5″ SATA HDD
- 2.5″ SATA HDD
- 2.5″ SATA SSD
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Hot Swappable Drive |
– |
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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 |
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USB 3.2 Gen 1 Port* |
2 |
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Notes |
The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. |
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File System
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Internal Drives |
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External Drives |
- EXT4
- EXT3
- FAT
- NTFS
- HFS+
- exFAT
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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) |
184 mm x 168 mm x 230 mm |
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Weight |
2.21 kg |
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Others
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System Fan |
80 mm x 80 mm x 2 pcs |
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Fan Speed Mode |
- Full-Speed Mode
- Cool Mode
- Quiet Mode
- Low-power Mode
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Brightness Adjustable Front LED Indicators |
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Power Recovery |
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Noise Level* |
20.6 dB(A) |
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Scheduled Power On / Off |
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Wake on LAN / WAN |
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Power Supply Unit / Adapter |
90 W |
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AC Input Power Voltage |
100V to 240V AC |
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Power Frequency |
50/60 Hz, Single Phase |
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Power Consumption* |
21.71 W (Access)
7.88 W (HDD Hibernation) |
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British Thermal Unit |
74.08 BTU/hr (Access)
26.89 BTU/hr (HDD Hibernation) |
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Notes |
- Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
- 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%
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Temperature
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Operating Temperature |
0°C to 40°C (32°F to 104°F) |
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Storage Temperature |
-20°C to 60°C (-5°F to 140°F) |
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Relative Humidity |
5% to 95% RH |
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Certification
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- EAC
- CCC
- FCC
- CE
- BSMI
- VCCI
- RCM
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Warranty
|
2 Years |
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Notes |
The warranty period starts from the purchase date as stated on your purchase receipt. |
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Environment
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RoHS Compliant |
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Packaging Content
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- 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
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Optional Accessories
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- VisualStation: VS360HD
- Surveillance Device License Pack
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* The data is taken from the manufacturer's website or from the importer's data. The data are subject to the definitions, methods and test conditions of the manufacturer and / or importer, including the level of radiation, size / volume, technical data, etc.
