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DiskStation® DS1823xs+

Flexible large-scale storage for small and medium-sized businesses

Product Image DS1823xsplus
Product Image DS1823xsplus
Private data center on your desk The DS1823xs+ is a powerful central storage server that can easily be deployed anywhere to provide shared data storage and sharing, endpoint and server backup, VM storage, surveillance management, and other business applications. It is perfect in settings where no dedicated server rack or data center is available. Download DatasheetDesktop-sized powerhouseOver 3,100/2,600 MB/s seq. read/write, built-in 10GbE, and up to 160 TB raw storage before expansion.Flexible configurationAdd up to 10 extra drive bays, 25GbE or Fibre Channel, and SSD cache volumes when needed.Versatile applicationsBack up 300 endpoints, manage 75 IP cameras, or safely sync and share files between devices and sites.
Safe, dependable, and scalableBuilt-in data integrity protection, remote management options, and easy hardware expansion make the DS1823xs+ dependable, easy to maintain, and cost efficient.Data integrity protectionThe Btrfs file system helps prevent data corruption or loss through metadata mirroring, file self-healing, and efficient point-in-time snapshots. ECC memory provides additional integrity safeguards.Efficient remote managementMonitor, manage, and replace drives and storage online in Synology DSM. Remotely reboot, reset, or view logs while the system is down thanks to out-of-band management (OOB).Plug-and-play expansionThe DS1823xs+ can be scaled to up to 18 bays by adding two DX517 expansion units without system downtime, thanks to online storage and volume expansion.
The performance you needConfigure the DS1823xs+ to handle any workload. Easily add 1/10/25GbE or Fibre Channel ports and designate NVMe or SATA SSD volumes as read/write cache to boost HDD performance.
The DS1823xs+ achieves up to 3,100 MB/s read and 2,600 MB/s write speeds
This device can be configured with up to 25GbE networking
The DS1823xs+ features two M.2 NVMe slots for caching or storage pool creation

Simply faster

Experience faster file indexing in Synology Drive and higher sequential throughput.

The DS1823xs+ is 48% faster in file indexing than its predecessor
It also delivers 40% higher sequential throughput with Encrypted Shared Folders compared to its predecessor
Store, share, and protectManage all your documents, photos, and other files, back up applications and devices, and protect your physical assets with professional video surveillance.Flexible file serverBackup repositoryBusiness application platformFlexible file serverUse the DS1823xs+ as a central file repository and data sharing hub. Provide easy access to business data from PCs, phones, and other devices, and set up powerful cross-site syncing to empower collaboration between offices or branches.
Private cloudA private cloud suite for file sharingEmpower your entire organization with a streamlined ability to access, share, and sync data from anywhere. Provide employees with access to corporate files through mobile apps, desktop clients, and a browser-based interface. Set granular file and folder access and sharing permissions. Maintain a full overview of file activities and track file share settings changes with detailed records in the Synology Drive Admin Console.Learn moreDependable and secure network storageUse shared folders on your Synology device as reliable storage available from anywhere on your local network over all common protocols (SMB/NFS/WebDAV/FTP). Protect your files against accidental changes and removal or even malware attacks with built-in snapshot technology and other backup options.
Cross-site syncingSecure site-to site file and folder syncingMake sure branches always have up-to-date copies of crucial documents and data available locally by syncing Synology systems one or two-way using Synology Drive ShareSync. Have files updated across locations each time there is a change to efficiently keep all stakeholders on the same page.Learn moreEfficient cross-site syncing through the cloudBoost syncing speeds, cut bandwidth use, and reduce your storage footprint by leveraging the powerful connectivity of our data centers. Synology Hybrid Share intelligently synchronizes data to Synology devices. Large or less frequently accessed files are stored on the cloud to reduce local storage requirements, while frequently used files are stored on local devices to provide users access at LAN speeds.Learn more
Backup repositoryBack up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.
Back up all your devicesCentralize your backup and recovery solutionConsolidate and automate backup tasks for PCs, file servers, VMs, SaaS applications, and more with Active Backup Suite. Administer device backups remotely through a centralized portal and quickly restore specific files or entire devices to keep your business up and running. Take advantage of built-in remote backup solutions designed to protect your data with seamless 3-2-1 backup configurations.Learn more
Protect your Synology systemPerform full system backups with SynologyProtect all data, applications, and configurations on your Synology systems with comprehensive scheduled backups to local and remote servers, external drives, or cloud storage destinations including Synology C2 Storage.Learn moreProtect folders and LUNs with snapshotsConfigure efficient point-in-time snapshots of shared folders and LUNs at intervals as short as 5 minutes. Allow users to easily restore previous versions of files unassisted, quickly recover VMs, and copy snapshots to another server to benefit from rapid storage failover.Learn more
Business application platformHost cost-efficient business solutions, either through containers, virtual machines, or Synology DiskStation (DSM)’s own solutions, including a powerful free backup suite, a versatile mail server, and a surveillance VMS with transparent licensing.
Synology productivity solutionsCollaboration in a secure cloudCreate and edit documents, spreadsheets, and slides together with your whole team in real time. Easily migrate existing documents from other platforms and take ownership of your files in a secure private cloud.Learn moreSynology’s private cloud mail solution provides ease of use, full data ownership, and robust data security with a low total cost of ownership thanks to its perpetual licensing model.Learn moreKeep teams connected through encrypted one-on-one private chats, public channels, and group conversations. Efficiently organize discussions with bookmarks, searchable hashtags, and chatbots.Learn more
Containerization and virtualization-readyApplication test environmentRun Docker containers and VMs on DS1823xs+ using Docker and Synology Virtual Machine Manager (VMM) — a hypervisor for virtualized versions of Windows®, Linux®, and DSM — to safely test and evaluate applications.
Virtual DSM serves as a test environment for package updates or to add an additional layer of security between applications, systems, and data.Learn more

Performance backed by Synology drives

Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.

HDD
Enterprise Series 3.5" SATA
SSD
Enterprise Series 2.5" SATA Enterprise Series M.2 NVMe
Enterprise Series 3.5" SATAEnterprise Series 2.5" SATAEnterprise Series M.2 NVMe

Get more with DiskStation Manager

Take advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.

Central Management System

Conveniently manage your fleet of Synology NAS from a centralized console.

Learn more

Security

Shield your Synology NAS from the most sophisticated threats with industry-leading security solutions.

Learn more

Synology High Availability

Seamless transition between clustered servers in the event of a server failure to minimize the impact on applications.

Learn more

Synology has you coveredThe DS1823xs+ is backed by Synology's 5-year limited warranty, including technical support and hardware replacement services to maximize your return on investment and ensure continued high-quality performance.Learn more

Hardware Overview

productDS1823xsplusfront view photo
productDS1823xsplusback view photo
productDS1823xsplusback view photo
  • 1Status Indicator
  • 2Alert Indicator
  • 3Power Button and Indicator
  • 4LAN Indicators
  • 5Drive Status Indicators
  • 6Drive Trays
  • 7Drive Tray Locks
  • 8USB 3.2 Gen 1 Port
  • 9Power Port
  • 10Fans
  • 11PCI Express Expansion Slot
  • 12Kensington Security Slot
  • 13Expansion Port
  • 141GbE RJ-45 Ports
  • 1510GbE RJ-45 Port
  • 16Reset Button
  • 17Management Port
  • 18USB 3.2 Gen 1 Ports
  • 19Expansion Port
  • 20Memory Slots
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Notes:Performance figures obtained through internal testing by Synology. Actual performance may vary depending on the testing environment, usage, and configuration. See performance charts for more information.Raw capacity. Usable storage capacity may vary depending on drives used and RAID configuration.DS1823xs+ supports up to 18 drives with two Synology DX517 Expansion Units, sold separately.Supports up to 75 IP cameras on a single Synology server with Synology Surveillance Station. Up to 10,000 cameras can be managed per deployment by adding together recording servers with Surveillance Station CMS. Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses. Learn more.SSD cache can be enabled by using 2.5" SATA SSD drives in standard drive bays or without occupying drive bays by installing Synology SNV3400 Series M.2 NVMe SSD drives through the built-in M.2 slots. SNV3400 Series M.2 NVMe SSD drives can also be used to create SSD storage pools. Drives are sold separately.Compared with its predecessor, the Synology DiskStation DS1621xs+.Tested with 8 TB Synology HAT5300 Series HDD.Sequential write throughput in MB/s when using a 10GbE SMB connection. Tested on an all-flash volume with Synology SAT5200 flash drives.C2 Storage for Hyper Backup and Hybrid Share requires purchase of an annual or monthly subscription. A free trial is available for each newly registered device.Certain advanced features require Virtual Machine Manager Pro. One Virtual DSM License is included. Additional Virtual DSM instances require the purchase of Virtual DSM Licenses.The warranty period starts from the date of purchase as stated on your purchase receipt. Visit https://www.synology.com/company/legal/warranty for more information.
Hardware Specifications
CPU
CPU
 CPU Model AMD Ryzen V1780B
CPU Quantity 1
CPU Core 4
CPU Architecture 64-bit
CPU Frequency 3.35 (base) / 3.6 (turbo) GHz
Hardware Encryption Engine
Memory
Memory
 System Memory 8 GB DDR4 ECC SODIMM
Memory Module Pre-installed 8 GB (8 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 GB (16 GB x 2)
Notes
  • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
  • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
  • For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.
Storage
Storage
 Drive Bays 8
Maximum Drive Bays with Expansion Unit 18 (DX517 x 2)
M.2 Drive Slots 2 (NVMe)
Drive Type (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA SSD
  • M.2 2280 NVMe SSD
Hot Swappable Drive*
Notes
  • The hot swappable drive feature is not supported by M.2 SSD slots.
  • Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports
External Ports
 RJ-45 1GbE LAN Port 2
RJ-45 10GbE LAN Port 1
Out-of-Band Management LAN Port 1
USB 3.2 Gen 1 Port* 3
Expansion Port 2
Expansion Port Type eSATA
Notes This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
PCIe
PCIe
 PCIe Expansion 1 x Gen3 x8 slot (x4 link)
Appearance
Appearance
 Size (Height x Width x Depth) 166 mm x 343 mm x 243 mm
Weight 6.2 kg
Others
Others
 System Fan 120 mm x 120 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level* 23.6 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 250 watts
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 87.93 watts (Access)
28.37 watts (HDD Hibernation)
British Thermal Unit 300.23 BTU/hr (Access)
96.87 BTU/hr (HDD Hibernation)
Notes
  • For more information on how power consumption is measured, refer to this article.
  • Noise testing was conducted with the Synology system fully installed with Synology SATA HDDs and in an idle stae. Two G.R.A.S. Type 40AE microphones are placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature
Temperature
 Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
Certification
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • EAC
  • CCC
  • KC
  • BIS
Warranty
Warranty
 5 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment
Environment
 RoHS Compliant
Packaging Content
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 2
  • Quick Installation Guide X 1
Optional Accessories
Optional Accessories
Notes: Model specifications are subject to change without prior notice. The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.