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Synology DS420j

not available anymore
  • 4-bay NAS for personal and home use
  • 1 GB DDR4 memory
  • Realtek RTD1296 4-core 1.4 GHz
  • 2 x USB 3.0 port
When ordering NAS + HDD's you get free assembly!

Product Description DS420j

Affordable Data Management Solution For Your Home
DS420j is a 4-bay desktop NAS designed for home users' data backup and file sharing. It supports various networking protocols, multiple RAID configurations and diverse add-on packages, effortlessly enabling cross-platform file synchronization and sharing on a private cloud. DS420j is backed by Synology’s 2-year limited warranty.

Reliable 4-Bay Home NAS for Data Backup
Equipped with a 64-bit 4-core 1.4 GHz processor and 1 GB DDR4 memory, DS420j delivers encrypted sequential throughput at over 112 MB/s in reading and writing. It supports up to 64 TB raw capacity with 4 drive trays. Powered by Synology DiskStation Manager (DSM), DS420j offers various applications to optimize data backup and file sharing for home use, and is highly reliable to store and centralize your mediafiles.

Intelligent Photo Library
Centralize your photos and videos in one private, organized place with Synology Moments and enjoy a modern browsing experience with image recognition techniques. 

  • Safely store your memorable moments on DS420j 
  • Group photos by topics based on deep learning algorithm 
  • Effortlessly find desired photos and share with friends and family 
  • Optimized browsing experience with super resolution 
  • Back up photos and free up storage space of mobile devices

Effective Sync and Backup Solution
DS420j can serve as a centralized backup destination, making it easy to create your own private cloud. Synology Cloud Sync keeps your Dropbox, Google Drive, Microsoft OneDrive, Baidu, and Box storage accounts in sync with DS420j at home. Synology Drive allows you to sync files across Windows, macOS, Linux, and mobile devices, effortlessly keeping everything up-to-date. Synology Hyper Backup provides multiversion backup with block-level incremental backup and cross-version deduplication. It has optimized storage utilization and allows data backup to multiple destinations, including local shared folders, external hard drives, network shared folders, rsync servers, and public cloud services.

24/7 Security Solution
Featuring user-friendly videomanagement tools and an intuitive desktop-like interface, Synology Surveillance Station is a reliable private-security solution that can support multiple IP cameras connected to DS420j. Surveillance Station features optimized live view together with streamlined real-time monitoring. Its powerful analytics, such as motion detection and alert notification, allows you to stay informed of any suspicious activity with triggers sent via SMS, e-mail, and DS cam on mobile devices.

Energy Efficient with Green Design
DS420j is designed with energy efficiency in mind. Compared with its average PC counterpart, DS420j consumes relatively little power at 21.71 watts while accessing and 7.88 watts when hard drive hibernation is enabled. The power scheduling feature further reduces power consumption and operating costs.

Available Anytime and Anywhere
Synology provides mobile applications for you to enjoy your multimedia library anytime and anywhere. Available on iOS and Android™ platforms, DS photo, DS-audio, DS-video, and DS-file allow access to your Synology NAS respectively through Photo Station, Audio Station, Video Station, and File Station. QuickConnect allows connection to your Synology NAS via a secure and customizable address, so that you can instantly access media and work files on any Windows, Mac, Linux computers, and mobile devices.

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Specifications

Type Tower
CPU Realtek RTD1296 4-core 1.4 GHz
RAM 1 GB DDR4
Nr. of HDD slots 4 slots
Harddisk interface 2,5'' SATA III, 3,5'' SATA III
RAID Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, Hybride RAID
External interface 2x USB 3.0
LAN 1 x 1 Gigabit
Encryption No
Link aggregation Yes
Redundant power supply No
Wireless No
Warranty 2 year
EAN Code 4711174723720

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Hardware
CPU Realtek RTD1296 4-core 1.4 GHz
Memory 1 GB DDR4
Compatible drive type 4 x 3.5 or 2.5 SATA HDD/SSD (drives not included)
External port 2 x USB 3.0 port
Size (HxWxD) 184 x 168 x 230 mm
Weight 2.21 kg
LAN 1 x Gigabit (RJ-45)
Wake on LAN/WAN Yes
Scheduled power on/off Yes
System fan 2 (80 x 80 mm)
AC input power voltage 100 V to 240 V AC
Power frequency 50/60 Hz, single phase
Operating temperature 0C to 40C
Storage temperature -20C to 60C (-5F to 140F)
Relative humidity 5% to 95% RH
Maximum operating altitude 5,000 m (16,400 ft)
General DSM Specifications
Networking protocol SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPNĀ™, L2TP)
File system Internal: ext4
External: ext4, ext3, FAT, NTFS, HFS+, exFAT3
Supported RAID type Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Storage management Maximum single volume size: 108TB
Maximum internal volume: 64
File sharing capability Maximum local user account: 1,024
Maximum local group: 256
Maximum shared folder: 256
Maximum concurrent SMB/NFS/AFP/FTP connection: 100
Privilege Windows Access Control List (ACL), application privilege
Directory service Windows AD integration: Domain users login via SMB/NFS/AFP/FTP/File Station, LDAP integration
Security Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite)
Supported client Windows 7 onwards, Mac OS X 10.11 onwards
Supported browser Chrome, Firefox, Edge, Internet Explorer 10 onwards, Safari 10 onwards; Safari (iOS 10 onwards), Chrome (Android 6.0 onwards) on tablets

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