Flexible file sharing and storage for homes and small businesses

The Synology DS923+ is a powerful 4-bay NAS solution that can be customised and expanded as your needs change, with optional support for up to nine drives, faster network connections and NVMe SSDs for caching or additional memory pools. The server comes with the Synology DiskStation Manager (DSM) operating system and offers a flexible, versatile solution for data sharing, synchronisation, backup and surveillance.

Key features:

• Reliable performance: With maximum sequential read/write speeds of 625/559 MB/s, file operations are fast and efficient
• Versatile network storage: Benefit from built-in solutions for file and photo management, data protection, virtualisation and surveillance

Fast and stable connectivity: Two 1GbE ports enable simple integration into existing environments with optional 10GbE connectivity to support more specialised bandwidth-intensive applications

Simple capacity expansion: Add 5 additional drive bays using 1 DX517 expansion unit for up to 9 storage drives

Extended product support options:  3-year limited warranty on Synology hardware, extendable to 5 years in select markets.

Versatile storage for any application

The DS923+ comes with ready-to-use intuitive and versatile file management, media organisation and backup options, making it ideal for IT enthusiasts, content creators and business owners looking for a powerful and compact storage system.

• Sequential read speeds of up to 625 MB/s and sequential write speeds of up to 559 MB/s for fast file sharing, syncing, streaming and multi-user backup
• Supports 4 3.5- or 2.5-inch SATA HDD/SSD hard drives, expandable to 9 drives with a single Synology DX517 expansion unit
• Up to 32 GB of DDR4 ECC memory to protect against potential failures and accidental data changes with automatic data error correction
• Two Gigabit RJ-45 ports can be linked together using Link Aggregation to provide automatic network failover and load balancing
• Maximise return on investment by upgrading your storage platform when more demanding needs arise with two built-in M.2 NVMe SSD storage slots and an optional RJ-45 10 GbE network expansion module

For data protection and integrity:

Protect your mission-critical data with the advanced storage management features of Synology DSM, built on the advanced Btrfs file system.

• Advanced snapshot technology enables scheduled and near-instant data protection of shared folders and LUNs
• File and folder level data recovery allows specific files or folders to be restored
• Flexible memory limits system makes it easier for administrators to manage available space by setting memory limits for shared folders
• Automatic file repair function detects and recovers damaged files using metadata mirroring and RAID configurations
• Built-in compression minimises storage consumption and extends drive life by compressing data before it is stored in the storage pool

Complete data and device backup solutions

• Synology DSM comes standard with a complete suite of backup solutions available at no additional cost.
• Active Backup Suite combines backup tasks and offers fast restores for Windows and Linux endpoints, virtual machines, Synology NAS servers and SaaS applications
• Snapshot Replication creates copies of shared folders and LUNs to protect against accidental modifications or ransomware attacks
• Hyper Backup to securely and efficiently back up NAS data to multiple destinations with integrity checks and advanced deduplication, compression and versioning storage options
• C2 Storage for Hyper Backup is a dedicated, secure public cloud destination for backup data on Synology NAS server

Advanced collaboration and sharing tools

Synology's productivity suite is a private cloud solution for local and remote workers to simultaneously edit documents, share files, manage emails, send instant messages and more.

• Synology Drive is a cloud-based file management solution that supports file sharing, remote data access, syncing across devices and locations, on-demand file restoration and backup
• Synology Office extension allows users to collaborate on documents, spreadsheets and presentation slides in real time, and provides convenient options such as file versioning for easy restore and password protection
• Synology Photos acts as a media organisation hub for enthusiasts and professionals who want to efficiently manage and share photos and videos with intuitive viewing options and secure sharing methods
• Synology Hybrid Share combines the reliability of local storage with the synchronisation efficiency of shared folders in the cloud, enabling seamless synchronisation between locations and local access at LAN speeds

Private video surveillance

Synology Surveillance Station turns DS923+ into an advanced Network Video Recorder with support for up to 40 IP cameras9

• Over 8,300 camera models supported
• ONVIF support for more camera choices
• Private storage of recordings without subscription
• Access via web browsers, desktop clients or mobile apps
• Event-based rules to trigger specific actions
• Email, SMS and push notification options

Virtualisation and certified storage 

The DS923+ can serve as a virtual machine storage, a virtual machine backup server and a lightweight container and virtual machine host. It is fully certified as storage for VMware vSphere, Microsoft Hyper-V, Citrix XenServer and OpenStack environments.

• Synology Storage Console for VMware or Windows enables management of virtual machine storage components directly from the virtual machine monitor. VMware VAAI and Windows ODX integration helps relieve storage overhead and accelerate data transfer.
• Host lightweight containers and VMs for testing, sandboxing and disaster recovery environments with Docker and Synology Virtual Machine Manager, a native VM monitor supporting Windows, Linux and Virtual DSM.