DiskStation DS423+


Synology DS423+ is designed for IT enthusiasts and home users. Equipped with a 4-core processor and built-in M.2 NVMe slots for cache acceleration, DS423+ is ideal for data sharing, video streaming, and photo indexing.

  • 4-core 2.0 (base) / 2.7 (turbo) GHz
  • 2 GB DDR4 SODIMM (expandable up to 6 GB)
  • 4 x 3.5″ or 2.5″ SATA SSD/HDD (drives not included)
  • 2 x M.2 2280 NVMe SSD
  • 2 x 1GbE LAN ports

A capable all-around performer.

The versatile DS423+ can serve as a central storage device as well as a multimedia hub.



An all-in-one data management and sharing platform

The 4-bay DS423+ is a capable performer with all the tools you need to secure, share, back up, and sync your data and media. Built-in solutions available in Synology DiskStation Manager (DSM) let users create their own private cloud, organize and stream music, video, and photo collections across all devices, seamlessly collaborate with partners, set up an intuitive surveillance system, and more


  • Centralized Data Storage: Store up to 72 TB of data1 in one place, maintain 100% data ownership, and enjoy multi-platform access.
  • Dependable Performance: Up to 226/224 MB/s sequential read/write throughput supports stable data transfers2.
  • Built-in Data Management Tools: Leverage built-in file and photo management, data protection, and surveillance solutions.
  • Effortless Data Sharing and Syncing: Access, share, and sync your data and media easily across different operating systems and device.

Access Your Data Anytime, Anywhere

Securely and conveniently store any type of data with the aid of our comprehensive and intuitive access and management tools.

  • Access from anywhere directly from your browser without configuring complex port forwarding rules, with Synology QuickConnect.
  • Browse and manage your files from any browser or through Windows File Explorer, Finder on Mac, and more.
  • Keep your photos and videos organized using Synology Photos’ smart sorting functions.
  • Docker support provides access to a wide range of media management applications available as containers.
  • Easily incorporate into existing network infrastructure as edge storage thanks to Windows AD and LDAP support.

Share, Sync, and Collaborate

Whether sharing photos and videos with family or working on business projects with coworkers around the globe, Synology solutions make sharing, collaboration, and synchronization a breeze.

  • Build a private data cloud for easy file management and sharing across all desktop and mobile devices, and keep data on your Synology systems in sync with Synology Drive.
  • Synchronize data from and to popular cloud storage platforms with Synology Cloud Sync.
  • Securely share photos and videos with family, friends, or business clients using Synology Photos
  • Keep multiple sites in sync by leveraging the power of C2 cloud servers with Synology Hybrid Share.3 Reduce local storage and bandwidth usage by downloading files from the cloud only when needed.

Private Video Surveillance

Synology Surveillance Station transforms any Synology system into a powerful network video recorder (NVR).

  • 8,300+ supported camera models.
  • ONVIF support for a broader selection of cameras.
  • Private, subscription-free storage of recordings.
  • Access through web browsers, desktop clients, and mobile apps.
  • Event-based rules to trigger specific actions.
  • Email, SMS, and push notification options.
  • Simultaneous recording to the cloud with C2 Surveillance for an extra layer of data protection and more convenient sharing4.



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