Synology NAS DS1621XS+ 6 bay NAS DiskStation (Diskless)

Synology DS1621XS+

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DiskStation XS+ Model DS1621XS+

UPC Code: 846504003655

Provantage Code:  SYNO0JP

Condition:  Factory New

  • Product Type: SAN/NAS Storage System
  • Product Model: DS1621XS+
  • Number of Total Expansion Bays: 6
  • Product Series: XS+
  • Product Family: DiskStation XS+
  • TAA Compliant: Yes

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StorageNetwork StorageNAS Devices


Synology DS1621XS+ Specifications

    Synology NAS DS1621XS+ 6 bay NAS DiskStation (Diskless)


    Rear View

    High-end scalable NAS in desktop form factor

    DS1621xs+ is a high-end NAS with server-class performance in a 6-bay desktop form factor. The built-in M.2 SSD cache slots, 10GbE port, expandable memory, and scalable storage design allow you to boost the performance of your NAS, making it ideal for small and medium-sized businesses that need an efficient and space-saving storage solution.

    Supercharge your storage with speedy performance

    DS1621xs+ comes with built-in M.2 SSD cache slots capable of providing I/O response speeds 20 times faster than hard drives without occupying front drive bays. The built-in 10GbE port provides fast data transmission and can be bonded with an additional network interface card for higher network bandwidth.

    5-year warranty

    At Synology, we are committed to product innovation and quality. Synology guarantees a robust and reliable data management experience with a 5-year limited warranty, providing responsive technical support and hardware replacement services to maximize your return on investment.

    Ultimate Backup Solution

    DS1621xs+ integrates various backup applications into an intuitive user interface, offering durable storage technologies to safeguard your valuable data on any device.

    Active Backup for Business

    Centralize backup tasks for VMware, Windows, and file servers. Restore whatever you want fast and reliably when needed.

    Hyper Backup

    Comprehensively back up your data to a local shared folder, an external device, another Synology NAS, an rsync server, or a public cloud to ensure data safety.

    Drive Package

    Safeguard your computer with Synology Drive Client. Effortlessly perform real-time data backups and point-in-time file recovery.

    Active Backup for Office 365 / G Suite

    Protect corporate data stored on the cloud. On-premise backup solution with a centralized dashboard. Optimize storage efficiency with single instancing and block-level deduplication technology.

    Real-time collaboration on your private cloud

    Synology Office is a collaboration package combining the convenience and usability of the public cloud with private cloud privacy and security. It enables seamless collaboration on documents and spreadsheets in a protected environment.

    Virtual Machine Manager

    Sandbox new software , manage resources using a single interface, and increase deployment flexibility with Synology Virtual Machine Manager. Run Windows, Linux, and Virtual DSM instances on your Synology NAS in just a few steps.

    Snapshots for virtual machines

    Clone and restore complete virtual machines within seconds.

    Live migration

    Seamlessly migrate virtual machines from one Synology NAS to another.

    Multi-tenant environment

    Create multiple isolated virtual machines for business units or departments.

    Central Management System

    Manage multiple Synology NAS servers simultaneously on a centralized interface to increase business efficiency.

    Synology MailPlus

    Secure, reliable, and private mail server solution with an intuitive and modern mail client.

    Synology High Availability

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


    Comprehensive built-in security tools are constantly updated to protect your devices against evolving threats.

    Synology Drive

    A versatile solution for file management and synchronization.


    CIFS  –  AFP  –  NFS  –  FTP  –  WEBDAV  –  SMB 1.0  –  SMB 2.0  –  SMB 3.0  –  NFSv3  –  NFSv4  –  NFSv4.1  –  iSCSI  –  HTTP  –  HTTPS  –  SNMP  –  LDAP  –  CalDAV

Additional Product Images


Product NameSynology NAS DS1621XS+ 6 bay NAS DiskStation (Diskless)
Product TypeSAN/NAS Storage System
Processor ManufacturerIntel
RAID SupportedYes
Ethernet Technology10 Gigabit Ethernet
Number of Total Expansion Bays6
Number of Total Expansion Slots1
Network (RJ-45)Yes
Maximum Power Supply Wattage250 W
Product FamilyDiskStation XS+
Total Number of USB Ports3
Number of Hard Drives Supported6
Number of Hard Drives Installed0
Expansion Slot TypePCI Express 3.0 x8
Processor Speed2.20 GHz
Processor TypeXeon
RAID Levels0, 1, 5, 6, 10, Basic, JBOD, RAID F1
Controller TypeSerial ATA
Standard Memory8 GB
Processor CoreQuad-core (4 Core)
Number of Power Supplies Installed1
Number of Network (RJ-45) Ports3
Number of USB 3.0 Ports3
Number of Solid State Drive Supported6
Number of Solid State Drive Installed0
Number of 2.5" / 3.5" Bays6
Clustering SupportedYes
Processor ModelD-1527
Country of OriginTaiwan
Memory TechnologyDDR4 SDRAM
Operating SystemDiskStation Manager
Product SeriesXS+
Product ModelDS1621XS+
Product LineDiskStation
Packaged Quantity1
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Synology DiskStation XS+ Model DS1621XS+