Synology 6 Bay NAS Diskstation DS1621+

Synology DS1621+

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DiskStation + Model DS1621+

UPC Code: 846504003778

Provantage Code:  SYNO0JT

Condition:  Factory New

  • Product Type: SAN/NAS Storage System
  • Product Model: DS1621+
  • Number of Total Expansion Bays: 6
  • Maximum Power Supply Wattage: 250 W
  • Processor Core: Quad-core (4 Core)
  • TAA Compliant: Yes

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StorageNetwork StorageNAS Devices

Synology DS1621+ Specifications

    Synology 6 Bay NAS Diskstation DS1621+


    Rear View

    Powerful, scalable, and versatile

    Synology DS1621+ is a powerful and compact 6-bay network attached storage solution designed to store and protect critical data assets. Today's growing amount of unstructured data requires smarter and increasingly higher performance methods of storing, accessing, and collaborating. Designed for scalability, the DS1621+ enables you to start small, then expand as your data grows.

    Faster than ever

    Compared to its predecessor, DS1621+ is faster in just about everything. Get things done quicker through Synology Drive and streamline photo management with Synology Moments.

    Turbocharge and expand it

    Upgrade your DS1621+ to match your data requirements, whether it is for faster networking or for higher storage capacity.

    2 x M.2 NVMe

    Enable ultra-fast NVMe cache to accelerate HDD arrays by 20X or more

    10GbE support

    Add in faster SFP+ or RJ-45 networking to turbocharge existing workflows

    Storage Expansion

    Supports two DX517 expansion units for a total of 16 bays

    Ultimate file management and sharing

    File Station is a web-based, fast and secure management tool built to allow easy, drag-and-drop operations without requiring any complex setup on Mac or PC. Advanced search and filtering tools allow for easy organization and file sharing. For complete compatibility, DS1621+ supports the following protocols: AFP, FTP, iSCSI, NFS, SMB, and WebDAV.

    Fully certified storage virtualization solutions

    Synology iSCSI storage fully supports most virtualization solutions to enhance work efficiency with easy management interface. VMware vSphere 6 and VAAI integration helps offload storage operations and optimizes computation efficiency. Windows Offloaded Data Transfer (ODX) speeds up data transfer and migration rate. OpenStack Cinder support turns your Synology NAS into a block-based storage component.

    Ultimate Backup Solution

    DS1621+ 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.

    Synology Drive

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

    Active Backup for Microsoft 365 / G Suite

    On-premise backup solution with a centralized dashboard. Optimize storage efficiency with single instancing and block-level deduplication technology.

    Powered by Synology DSM

    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.


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

Additional Product Images


Product NameSynology 6 Bay NAS Diskstation DS1621+
Product TypeSAN/NAS Storage System
Processor ManufacturerAMD
RAID SupportedYes
Ethernet TechnologyGigabit Ethernet
Number of Total Expansion Bays6
Number of Total Expansion Slots1
Network (RJ-45)Yes
Maximum Power Supply Wattage250 W
Product FamilyDiskStation +
Total Number of USB Ports3
Number of Hard Drives Supported6
Number of Hard Drives Installed0
Expansion Slot TypePCI Express 3.0 x8
Operating SystemDiskStation Manager
Form FactorDesktop
Processor Speed2.20 GHz
Processor TypeRyzen
RAID Levels0, 1, 5, 6, 10, Basic, Hybrid RAID, JBOD
Controller TypeSerial ATA
Standard Memory4 GB
Processor CoreQuad-core (4 Core)
Number of Network (RJ-45) Ports4
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
Processor ModelV1500B
Country of OriginTaiwan
Memory TechnologyDDR4 SDRAM
Product Series+
Product ModelDS1621+
Product LineDiskStation
Packaged Quantity1
Supplies/Accessories for Synology DS1621+


Mfg Part# D4ES01-4G

Synology 10GB Ethernet Adapter 1 RJ45PORT E10G18-T1

Mfg Part# E10G18-T1

Synology Ram DDR4 2466 ECC 16G ECC Unbuffered SODIMM 260PIN 1.2V

Mfg Part# D4ECSO-2666-16G

Synology 5 Bay Expansion Unit DX517 Diskless

Mfg Part# DX517

Synology 4GB Ram DDR4 ECC SODIMM

Mfg Part# D4ES01-4G

The Following Product is Compatible With Synology DS1621+

ATTO Technology Dual CH 25GBE X8 PCIE3 LP SFP28

Mfg Part# FFRM-N322-DA0

Considering a Volume Purchase?
You may be able to save even more on your order if you meet the following Synology BIG DEAL qualifications:

Purchase $5,000 in Synology products to qualify.

please include the use case in deal reg requests

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Synology DiskStation + Model DS1621+