Synology DS423+ 2GB NAS Server IRONWOLF 4TB (4x1TB)

    Synology DS423+ 2GB NAS Server IRONWOLF 4TB (4x1TB)

    Delivered within 24/48h

    SYNOLOGY DiskStation DS423+ 4TB Capacity
    Seagate IRONWOLF disks pre-installed and tested in the workshop. Ready to use!
    NAS 4-Bay Tower - Maximum internal capacity 72 TB - DDR4 memory 2GB expandable to 6GB
    2 GbE Ports - 2 M.2 slot (NVMe) - SATA 6Gb/s 2.5" or 3.5" Disk - SSD Support
    Product composition:
    DS423+ 2GB NAS Tower 4 slots 3,5" and/or 2,5"
    4 Seagate IRONWOLF 1TB drives
    3-Year Manufacturer Warranty

      In stock

    Synology DS423+

    Synology DiskStation® DS423+ NAS Server

    Versatile data management platform for work and more

    Take your data management to the next level

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

    Quad-core 2.0 GHz up to 2.7 GHz

    2 LAN ports


    2GB Non-ECC DDR4 expandable to 6GB


    Store and organize 72TB of data flexibly

    2 built-in NVMe M.2 2280 SSD slots


    Powerful features in a compact package

    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 data in one place, maintain 100% data ownership, and enjoy multi-platform access
    • Reliable performance
      Up to 226/224 MB/s sequential read/write throughput supports stable data transfers
    • 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 devices

    A capable all-around performer

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

    Read/write performance up to 226/224 MB/s

    2 NVMe M.2 SSD slots

    2 x 1GbE LAN ports

    Synology Cache SSD

    Btrfs: advanced file system for data protection

    The Synology DiskStation Manager (DSM) operating system that powers DS423+ uses the advanced Btrfs file system, which protects your data from corruption and allows unintentional or malicious changes to be undone with snapshot technology. Learn more

    Synology Backup

    Multi-layer backup

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

    Back up all your devices!

    Protect all endpoints, servers and virtual machines.

    Safely back up Windows clients and servers, Linux endpoints, VMware® and Hyper-V® virtual machines, and other Synology devices. Leverage built-in deduplication technology to dramatically reduce backup sizes and multi-version point-in-time restore systems. Learn more

    Synology Multi-Layer Backup

    Perform local backups of your Cloud applications

    Protect your company’s Microsoft 365 and Google Workspace accounts by maintaining complete offline copies of your critical information and configurations with Active Backup for Microsoft 365 and Active Backup for Google Workspace.

    Back up documents and media

    Set up backup tasks to protect important folders on your MacOS PC and 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 via Synology Photos.

    Synology Multi-Layer Backup

    Protect your Synology system!

    Backup your NAS to multiple destinations

    Protecting data on your Synology system and on your server itself involves storing frequent emergency copies at multiple locations. Synology DSM’s built-in tools allow you to 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 compact deduplication technology that reduces total size of backups 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 up to 5 minutes, to protect against data loss, accidental deletion, or malware attacks. Set a custom retention schedule and restore files and VMs to an unaffected version. Learn more

    Cloud Synology

    Private Cloud

    Access files from all your devices and protect them with intelligent versioning. Manage, share and synchronize your data across multiple sites.

    Consolidate data management

    A private cloud for all your devices

    Create your own personal cloud with Synology’s private cloud solution. Simplify file access and consolidate your data management for easy file sharing and collaboration. Learn more

    Professional photo management

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

    Synology Consolidate
    Synology Collaboration Suite

    Collaborate across multiple sites

    Synchronize files and folders between sites

    Cross-Site File Sync allows employees to sync individual files or folders between Synology devices, whether at home, in the office or around the world. Combine convenient access and full data ownership.

    Share data with the power of the cloud

    Reduce your on-premises storage footprint and take advantage of the network throughput offered by data centers with hybrid cloud technology. Set up Hybrid Share folders to efficiently store your cold data in the cloud, while keeping frequently used files cached locally on your DS923+ and accessible with LAN network throughput. Learn more

    Synology Smart Monitoring

    Smart monitoring for small deployments

    Turn your Synology device into a complete 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 your live monitoring, investigation, management, and backup activities.

    Synology Smart Surveillance
    Synology Smart Surveillance

    Dual registration

    C2 Surveillance allows you to continue accessing surveillance footage if your recording server is disabled, saving it to your local server as well as to C2 Cloud. End-to-end encryption protects streams from unauthorized access, while low-latency recording lets you review the last crucial seconds recorded before losing connection to the server.

    Extra protection with Extended Warranty Plus

    Extend your standard 3-year NAS hardware warranty with an additional 2 years of Synology-certified support and premium services that enable you to enjoy faster disaster recovery. Learn more

    Synology Extended Warranty
    DS423+ Backpanel

    The different elements of the DS423+

    • Status indicator
    • Drive Status Indicators
    • Memory Expansion Slot
    • Drive Tray Locks
    • 5 USB 3.2 Gen 1 Port
    • 6 Power Button
    • Drive Trays
    • 8 1GbE RJ-45 Ports
    • 9 Reset button
    • 10 USB 3.2 Gen 1 Port
    • 11 Power port
    • 12 Fans
    • 13 Kensington Security Slot
    DS423+ backpanel
    DS423+ backpanel
    • 14 M.2 NVMe SSD Slots
    Logo Western Digital
    Logo Seagate
    Logo Seagate
    Logo Synology

    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 DS423+
    CPU type
    Intel® Celeron® J4125
    Number of CPU sockets
    Number of Cores / Threads
    4C / 4T
    CPU frequency
    2.0 GHz - Burst 2.7 Ghz
    Memory capacity
    Memory type
    DDR4 non-ECC
    Number of memory slots
    1 slot
    Maximum memory capacity
    6 GB (2 GB + 4 GB)
    Hardware Encryption Engine (AES-NI)
    Number of disk bays
    Maximum number of disk bays with extension
    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
    Seagate IRONWOLF
    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
    PCIe Expansion
    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
    2.18 kg
    Sound level
    19.8 dB(A)
    Mains input voltage
    100V to 240V AC
    Power frequency
    50/60Hz, single phase