Synology DS923+ 4GB NAS Server Toshiba N300 40TB (4x10TB)

    Synology DS923+ 4GB NAS Server Toshiba N300 40TB (4x10TB)

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    SYNOLOGY DiskStation DS923+ 4GB 40TB Capacity
    Toshiba N300 disks pre-installed and tested in the workshop. Ready to use!
    NAS 4-Bay Tower - Maximum internal capacity 72 TB - DDR4 memory 4GB expandable to 32GB
    2 GbE Ports - PCIe expansion slot - 2 M.2 slot (NVME) - 1 eSATA port
    SATA 6Gb/s 2.5" or 3.5" Disk - SSD Support
    Product composition:
    DS923+ 4GB NAS Tower 4 slots 3,5" and/or 2,5" (3-year manufacturer's warranty)
    4 Toshiba N300 10TB drives (3-year manufacturer's warranty)

      In stock

    Synology DS923+

    Synology Serveur NAS DiskStation®DS923+

    Flexible storage platform for small businesses and home offices

    Take your data management to the next level

    Versatile smart storage that helps you consolidate and store your growing digital data.

    Dual 2.6 GHz cores up to 3.1 GHz

    2 x 1GbE LAN ports
    10GbE Option

    4GB DDR4 ECC
    expandable to 32GB


    Store and organize 72TB of data flexibly

    2 x built-in M.2 2280 NVMe SSD slots


    Powerful functionality in a tiny package

    Flexible File Sharing and Storage for Homes and Small Business

    The Synology DS923+ is a capable 4-bay NAS solution that can be adjusted and expanded as your needs change, with optional support for up to nine drives, faster networking, and NVMe SSDs for caching or additional storage pools.
    Powered by Synology DiskStation Manager (DSM), it offers a flexible all-in-one solution for data sharing, synchronization, backup, and surveillance.


    • Dependable Performance
      Up to 625/559 MB/s sequential read/write throughput makes file operations quick and efficient
    • Versatile Network Storage
      Leverage built-in file and photo management, data protection, virtualization, and surveillance solutions
    • Fast and stable connectivity
      Two 1GbE ports for simple integration into existing environments with optional 10GbE connectivity to tackle more specialized, bandwidth-heavy applications
    • Easy Capacity Expansion
      Add 5 extra drive bays with one DX517 expansion unit for a maximum of 9 storage drives
    • Extendable Product Support
      Backed by Synology’s 3-year limited hardware warranty, extendable to 5 years in select markets

    Versatile Storage for Any Purpose

    The DS923+ comes out of the box with intuitive and comprehensive file management, media organization, and backup options, making it ideal for IT enthusiasts, creative professionals, and business owners looking for a powerful and compact storage system.
    • Up to 625 MB/s sequential read and 559 MB/s sequential write performance enables fast file sharing, syncing, streaming, and backup for multiple users
    • Supports 4 x 3.5” or 2.5” SATA HDD/SSD,6 expandable to 9 drives with one Synology DX517 expansion unit
    • Up to 32 GB DDR4 ECC memory for protection against potential crashes and inadvertent changes in data through automatic correction of data errors
    • Two Gigabit RJ-45 ports can be bonded using Link Aggregation to provide automatic network failover and load balancing
    • Maximize return on investment by upgrading your storage platform as more demanding needs arise with two built-in M.2 NVMe SSD slots and an optional 10GbE RJ-45 Network Upgrade Module.

    Synology 10GbE

    The performance you need

    Reduce transfer times with the DS923+, designed to accelerate your workloads. Easily add faster networking and NVMe drives to further boost performance.

    Synology Cache SSD
    • Up to 10GbE networking
    • Up to 592/562 MB/s read/write
    • 2 x M.2 NVMe cache & storage pool
    Synology Extended Storage

    Storage that fits your needs

    Is your data scattered across external drives and public cloud accounts?
    With the DS923+, you can consolidate your data with over 50 TB across 4 bays.
    Need more space? Expand with the DX517 for over 120 TB of storage.

    RAID 0 – 4 bays 72 TB raw arrow 9 bays 162 TB raw

    RAID 5 – 4 bays 54 TB useful arrow 9 bays 126 TB useful

    Synology Backup

    Multi-Layered Backup

    Back up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.

    Backup all your devices !

    Protect full endpoints, servers, and VMs

    Securely back up Windows clients and servers, Linux endpoints, VMware® and Hyper-V® virtual machines, and other Synology devices. Leverage built-in deduplication technology to greatly reduce backup sizes and multi-versioning restore systems to a time point of your choice. Learn more

    Multi-Layered Backup

    Make local backups of your cloud apps

    Protect business Microsoft 365 and Google Workspace accounts by maintaining complete offline copies of your crucial information and configurations with Active Backup for Microsoft 365 and Active Backup for Google Workspace.

    Back up documents and multimedia

    Set up backup tasks to protect important folders on your PC and macOS device with Synology Drive. On your mobile device, automatically save another copy of the photos and videos you take, and easily organize and share them through Synology Photos.

    Multi-Layered Backup

    Protect your Synology System !

    Back up your NAS to multiple destinations

    Protecting the data on your Synology system, and your server itself, means storing frequent emergency copies to multiple locations. Built-in tools in Synology DSM let you efficiently back up files, folders, or your entire system from your device to remote servers, external drives, or Synology and third-party cloud storage, with space-saving deduplication technology reducing total backup sizes, and customizable backup and retention schedules for maximum flexibility.

    High-frequency protection with snapshots

    Take point-in-time snapshots of shared folders and LUNs at intervals of down to 5 minutes to protect against data loss, accidental deletion, or malware attacks. Set a custom retention schedule and roll back files and VMs to a version that is unaffected. Learn more

    Cloud Synology

    Private cloud

    Access files from all your devices and protect them with smart versioning. Manage, share, and sync your data across locations. Manage, share, and sync your data across locations.

    Consolidate data management

    A private cloud for all your devices

    Build your own personal cloud with Synology’s private cloud solution. Simplify file access and consolidate your data management to benefit from easier file sharing and collaboration. Learn more

    Professional photo management

    Efficiently back up and organize photos and videos with management tools for amateurs and professionals. Automatically organize your content into albums and create secure share links for family, friends, or clients. Learn more

    Synology Consolidate
    Synology Collaboration Suite

    Collaborate across sites

    Sync files and folders between sites

    Site-to-site file syncing allows collaborators to sync individual files or folders between Synology devices, whether at home, another office, or across the world. Combine convenient access with 100% data ownership.

    Share data with the power of the cloud

    Reduce your on-site storage footprint and benefit from data center network speeds with hybrid cloud technology. Set up Hybrid Share Folders to efficiently store cold data in the cloud, while keeping frequently accessed files cached locally on your DS923+ and accessible at LAN speeds. Learn more

    Smart Surveillance Synology

    Smart surveillance for small deployments

    Transform your Synology device into a full-featured video management system for a wide range of compatible IP cameras.

    Monitor and protect your business

    Synology Surveillance Station

    Protecting your business has never been easier, with centralized management, support for over 8,300 IP camera models, and remote monitoring and playback. Synology’s video management system provides all the tools you need for live monitoring, investigation, management, and backup.

    Synology Smart Surveillance
    Synology Smart Surveillance

    Dual recording

    C2 Surveillance allows you to keep access to surveillance footage if your recording server is disabled by recording to your local server as well as C2 cloud. End-to-end encryption protects streams against unauthorized access while low latency recording lets you review the crucial last few seconds before the recording server was lost.

    Extra protection with Extended Warranty Plus

    Extend the standard 3-year hardware warranty7 of your NAS with 2 more years of Synology-certified support and premium services that help you recover faster in the event of disaster. Learn more

    Synology Extended Warranty
    DS923+ Backpanel

    The different elements of the DS923+

    • Status indicator
    • Drive Status Indicators
    • Drive Tray Locks
    • USB 3.2 Gen 1 Port
    • 5 Power button and indicator
    • 6 Drive tray
    • 7 2x1GbE RJ-45 port
    • 8 Reset button
    • 9 eSATA port
    • 10 Power port
    • 11 Network Upgrade Slot
    • 12 USB 3.2 Gen 1 Port
    • 13 Fan
    • 14 Kensington Security Slot
    DS923+ backpanel
    DS923+ backpanel
    • 15 M.2 NVMe SSD Slots
    Logo Western Digital
    Logo Seagate
    Logo Seagate

    Our NAS servers equipped with ready-to-use professional disks!

    Our entire range of NAS servers is equipped with professional hard drives. The disks are installed by our technical teams, the NAS is tested on the network before shipment, to allow faster installation in the company.

    The different discs available:

    • Western Digital WD RED PLUS
    • Western Digital WD PURPLE
    • Seagate IRONWOLF
    • Seagate SKYHAWK
    • Toshiba N300
    • Synology SSD SAT5200
    • Synology HDD HAT5300/5310

    Product Details


    Data sheet

    Synology DiskStation DS923+
    CPU type
    AMD Ryzen Embedded R1600
    Number of CPU sockets
    Number of Cores / Threads
    2C / 4T
    CPU frequency
    2.6 GHz - Burst 3.1 Ghz
    Memory capacity
    Memory type
    DDR4 ECC
    Number of memory slots
    2 slot
    Maximum memory capacity
    32 GB (16 GB x 2)
    Hardware Encryption Engine (AES-NI)
    Number of disk bays
    Maximum number of disk bays with extension
    4 + 5 (DX517 x 1)
    M.2 drive slot
    2 (NVMe)
    Compatible disc type
    2.5" SATA SSD
    3.5" SATA HDD
    M.2 2280 NVMe SSD
    Hotswap disk
    Installed disk capacity
    Disk model installed
    Toshiba N300
    Disk interface
    Serial ATA 6Gb/s (SATA Revision 3)
    Supported RAID type
    RAID 0
    RAID 1
    RAID 5
    RAID 6
    RAID 10
    Supported file system
    Number of expansion ports
    1 eSATA port
    PCIe Expansion
    1 x Gen3 x2
    Number of USB Ports
    2 x USB 3.2 Gen 1*
    Number of network ports
    2 x 1GbE (RJ45)
    Size (Height x Width x Depth)
    166 mm x 199 mm x 223 mm
    2.24 kg
    11.9 kg
    Sound level
    22.9 dB(A)
    Mains input voltage
    100V to 240V AC
    Power frequency
    50/60Hz, single phase