Unlock Private Cloud Storage with Synology DS420j
Designed for home users seeking a comprehensive data management solution, the Synology DiskStation DS420j 4-Bay NAS Enclosure offers a robust platform for data backup, file syncing, and sharing. With support for various networking protocols and multiple RAID configurations, this NAS device enables seamless cross-platform file synchronization and sharing on a private cloud.
Key Features:
- Four drive bays supporting 3.5″ and 2.5″ SATA HDDs and SSDs
- 1.4 GHz Realtek RTD1296 Quad-Core CPU and 1GB DDR4 RAM
- Encrypted read and write speeds over 112 MB/s
- Dual USB 3.0 Type-A ports for connectivity to Windows or Mac systems
- Gigabit Ethernet port for high-speed internet connectivity
- Integrated media server for streaming to various devices
- Synology’s Hyper Backup for multi-directional backup and data protection
- Multiple RAID modes (0, 1, 5, 6, 10, Basic, Synology Hybrid RAID, and JBOD)
- Energy-efficient design with dual 80mm fans and noise dampening (20.6 dBA)
The DS420j runs on Synology’s DiskStation Manager (DSM) OS, simplifying NAS management through a browser-based interface. With its powerful CPU and ample RAM, it ensures quick access to frequently-used files and applications. The integrated media server allows for effortless streaming of digital content to a variety of devices, including computers, mobile devices, and DLNA-compatible devices.
For data protection, the DS420j offers Hyper Backup, a reliable and versatile backup solution that supports data deduplication and compression. It can back up data from various sources, including external drives, other Synology NAS devices, and public cloud services like Google Drive.
With its robust feature set, energy-efficient design, and quiet operation, the Synology DiskStation DS420j 4-Bay NAS Enclosure is an ideal solution for home users and small businesses seeking a secure, private cloud storage solution.


