Synology DiskStation DS1621+ 6-bay SATA Quad Core NAS Server - Diskless

Synology Part #/MPN: DS1621-PLUS

DiscTech Item #: SYN-DS1621-PLUS-BN-3Y

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Interface Types: NVMe M.2, SATA, eSATA External, USB 3.0 3.1 3.2, Ethernet RJ45, PCIe

Form Factor: 3.5inx1.0in LFF Hard Drive

Encryption/SED Supported

Electrical Interface: Ethernet Gigabit - 1Gbps

On-Board Cache: 4GB

Bays/Ports/Slots: 5

Voltage: 110-240V Multi

Synology DiskStation DS1621+ 6-bay SATA Quad Core NAS Server - Diskless - Brand New

Synology Diskstation DS1621+ 6-bay Network Attached Storage Server includes ...

  • 2x USB 3.2 Gen1 ports
  • 2x Expansion ports
  • 4x Ethernet RJ45 1Gb LAN ports
  • 4GB DDR4 ECC SODIMM Ram, expandable up to 32GB 
  • 6 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
  • 2 x M.2 2280 NVMe SSD (drives not included)
  • AMD Ryzen Quad Core 2.2 GHz CPU
  • accepts 3.5" and 2.5" SATA hard drives and 2.5" SATA Solid State Drives.
  • AES Encryption capable

  • Disks not included (See related items for disks to add, or give us a call.)

DiskStation DS1621+
Scalable 6-bay NAS for small- to medium-sized businesses

Ready to Grow as Your Business Thrives

Synology DiskStation DS1621+ is a powerful 6-bay network-attached storage solution designed to store and protect critical data assets.   The growing amount of unstructured data requires smarter and increasingly higher performance methods of storing, accessing, and sharing.  DS1621+ is a compact desktop form-factor NAS that is beyond evolutionary, featuring over 110K, or 174% higher 4K random read IOPS1, compared to its predecessor.  Designed for scalability, the DS1621+ enables you to start small, then expand as your data grows.


• Accelerated Performance

174% higher 4K random read IOPS and 76% faster sequential write speeds compared to its predecessor.

• Maximize Performance

Turbocharge HDD arrays by 20x or more2 without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache3

• Easy Expansion

Scale-up on-demand to 16 drives with two DX517 expansion units

• Includes Everything to Protect Your Data

Back up critical data to and from public clouds, Windows PCs and servers, virtual machines, and data on the NAS with Synology Active Backup suite, HyperBackup, and Snapshot Replication

• Ready for 10GbE

Add in a 10GbE SFP+ or RJ-45 NIC to instantly increase network bandwidth based on your existing infrastructure 

  • 100.35 BTU/hr (HDD Hibernation)
    Model NumberDS1621+/ DS1621-PLUS
    CPU ModelAMD Ryzen V1500B Quad Core 2.2GHz
    CPU Architecture64-bit
    CPU FrequencyQuad Core 2.2 GHz
    Hardware Encryption EngineYes - AES-NI
    System Memory (BASE)4GB DDR4 ECC SO-DIMM
    System Memory (MAX)32GB DDR4 ECC SO-DIMM
    Drive Bay(s)6
    Maximum Drive Bays with Expansion Unit16 (2x DX517 8-Bay Expansion Units)
    M.2 Drive Slots2 (NVMe)
    Compatible Drive Type
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
  • Maximum, Internal Raw Capacity96 TB (16 TB HDD x 6) (Capacity may vary by RAID types)
    Maximum Raw Capacity with Expansion Units256 TB (16TB x 16) (Capacity may vary by RAID types)
    Maximum Single Volume Size108 TB
    Hot Swappable DrivesYes
    RJ-45 1GbE LAN Port4 (with Link Aggregation / Failover support)
    USB 3.1 Port2
    eSATA Port2
    PCIe Expansion1 x Gen3 x8 slot (x4 lane)
    Add-in-card support
  • Dual M.2 SATA/NVMe SSD adapter card for SSD cache
  • PCIe Network Interface Card
    Size (Height x Width x Depth)166 mm x 282 mm x 243 mm
    Weight5.1 kg
    System Fan92mm x 92mm x 25mm x 2 pcs
    Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
  • Easy Replacement System FanYes
    Brightness adjustable front LED indicatorsYes
    Scheduled Power On/OffYes
    Wake on LAN/WANYes
    AC Input Power Voltage100V to 240V AC
    Power Frequency50/60 HZ, Single Phase
    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 Humidity5% to 95% RH
  • FCC
  • CE
  • BSMI
  • EAC
  • VCCI
  • CCC
  • RCM
  • KC

  • Click here to view the manufacturer's item description/brochure

    ROHS Compliant

    Alternate MPNs: DS1621+

    Weight: 12 lb

    Warranty: 3 Year Manufacturer

    Brand New

    Condition Levels Explained

    The product is brand new.

    3 Year Manufacturer Warranty

    Product Warranties Explained

    The product has a manufacturer warranty for the time period specified.