Synology DS420J 4 BAY Tower NAS storage

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An essential entry-level NAS for your home

  • Build a private cloud for your home.
  • Manage your photo collections.
  • Stream content to your TV.
  • Seamless integration with your mobile devices.
  • Access and sync your files seamlessly.
  • Reliable and efficient backup options.

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

Organize your photos intelligently with Moments, a modern, AI-enabled photo management application that lets you effortlessly preserve your precious memories.

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.

Access and sync your files seamlessly

Synology Drive provides a built-in universal portal to access your data anytime and anywhere, and synchronize all your files across platforms, including Windows, macOS, Linux, Android, and iOS.

Reliable and efficient backup options

Synology Hyper Backup is a reliable and multi-directional backup solution offering data deduplication and compression. You can back up from various source folders, including external USB drives, another Synology NAS, rsync servers, or from public cloud services like Google Drive or Synology C2, and protect your data against malicious attacks and encryption-based ransomware threats.

Technical Specifications

Brand Synology
Model Name DS420J
CPU Model Realtek RTD1296
CPU Architecture 64-bit
CPU Frequency 4-core 1.4 GHz
System Memory 1 GB DDR4 non-ECC
Drive Bays 4
External Ports 1*RJ-45 1GbE LAN Port, 2* USB 3.0 Port
Internal Drives EXT4
External Drives XT4, EXT3, FAT, NTFS, HFS+, exFAT*
System Fan 80 mm x 80 mm x 2 pcs
Fan Speed Mode Full-Speed Mode, Cool Mode, Quiet Mode, Low-power Mode
Power Frequency 50/60 Hz, Single Phase
Power Consumption 21.71 W (Access), 7.88 W (HDD Hibernation)
Weight 2.21 kg
Warrranty 2 Year
Maximum Internal Raw Capacity 64 TB (16 TB drive x 4) (Capacity may vary by RAID types)
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