Build a private cloud for your home
DS420j is a 4-bay desktop NAS designed for home data backup, file syncing, and sharing. Supporting up to 64 TB raw capacity, you can easily centralize all your multimedia collections.
Manage your photo collections
Smartly organize your photos with Synology Moments, a modern, AI-enabled photo management application that allows you to preserve your precious memories effortlessly.
Stream content to your TV
Turn your Synology NAS into a home media hub and stream your digital contents to your favorite devices such as computers, mobile devices, Samsung TV, Apple TV, Google Chromecast, and DLNA devices.
Seamless integration with your mobile devices
Synology mobile applications are designed to allow quick and secure access to your data wherever you are.
Cross-platform file syncing and sharing
Synology Drive allows you to sync files across Windows, macOS, Linux, and mobile devices, keeping everything up-to-date.
- Sync files on demand: Save the storage space and network bandwidth of your PC.
- Go back in time: Easily retrieve previous versions of your shared files.
- Back up your data: Protect your files as scheduled or in real-time.
- General Information
- Manufacturer
- Synology, Inc
- Manufacturer Website Address
- http://www.synology.com
- Brand Name
- Synology
- Product Line
- DiskStation
- Packaged Quantity
- 1
- Product Type
- SAN/NAS Storage System
- Storage
- Number of Hard Drives Supported
- 4
- Number of Hard Drives Installed
- 0
- Total Hard Drive Capacity Supported
- 64 TB
- Number of Solid State Drive Supported
- 4
- Number of Solid State Drive Installed
- 0
- Total Solid State Drive Capacity Supported
- 64 TB
- Processor & Chipset
- Processor Manufacturer
- Realtek
- Processor Model
- RTD1296
- Processor Core
- Quad-core (4 Core)
- Processor Speed
- 1.40 GHz
- Memory
- Standard Memory
- 1 GB
- Memory Technology
- DDR4 SDRAM
- I/O Expansions
- Number of Total Expansion Bays
- 4
- Number of 2.5"/3.5" Bays
- 4
- Controllers
- Controller Type
- Serial ATA
- RAID Supported
- Yes
- RAID Levels
- 0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD
- Interfaces/Ports
- Total Number of USB Ports
- 2
- Number of USB 3.0 Ports
- 2
- Network (RJ-45)
- Yes
- Number of Network (RJ-45) Ports
- 1
- Software
- Operating System
- DiskStation Manager
- Management & Protocols
- Protocols
- FTP
- SFTP
- CalDAV
- HTTPS
- LDAP
- SMB 1.0
- CIFS
- iSCSI
- SNMP
- SMB 3.0
- SMB 2.0
- HTTP
- NFSv4
- NFS
- NFSv3
- Power Description
- Maximum Power Supply Wattage
- 90 W
- Physical Characteristics
- Height
- 184 mm
- Width
- 168 mm
- Depth
- 230 mm
- Form Factor
- Desktop
- Weight (Approximate)
- 2.21 kg
- Miscellaneous
- Environmentally Friendly
- Yes
- Environmental Compliance
- Restriction of Hazardous Substances (RoHS)