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DS1621+
- Description:
- 6BAY NAS DISKSTATION DS1621+ DISKLESS
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3 Year Extended Warranty
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Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
DS1621+ Overview
DS1621+ is a NAS storage system featuring 6 drive bays that support SATA HDD, SATA SSD, and NVMe SSD options, providing a total raw storage capacity of up to 96 TB. It offers robust data protection with RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and JBOD configurations, and is powered by an AMD Ryzen processor with 4 cores. The system comes with 4 GB of ECC DDR4 memory pre-installed, expandable up to 32 GB, and includes interfaces such as USB 3.2 and four 1GbE LAN ports for reliable network connectivity.
Designed for demanding use cases including SMB backup, enterprise data centers, virtualization, and media serving, the DS1621+ supports expansion through additional QNAP units and accessories. It features active cooling to efficiently manage heat and a single, adequately rated power supply. This combination of high-performance processing, flexible drive support, and versatile connectivity makes it an ideal solution for a wide range of storage applications.
What is the price of DS1621+?
Pricing for DS1621+ is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for DS1621+.
Explore more options from Storage or explore other Synology products.
DS1621+ Specifications
| Product Type | Storage System |
| Storage Type | NAS |
| Form Factor | Desktop |
| Bay Count | 6-bay |
| Supported Drive Types | Mixed |
| Hot-Swap Support | Yes |
| Max Supported Capacity | 96 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD |
| CPU Type | AMD Ryzen |
| CPU Cores | 4 |
| Installed RAM | 4 GB |
| Max RAM Capacity | 32 GB |
| RAM Type | ECC DDR4 |
| Network Ports | 1GbE |
| LAN Ports | 4 |
| USB Ports | USB 3.2 |
| Expansion Support | Yes |
| Cooling | Active |
| Power Supply | Single |
| Power Supply Wattage | 250W |
| Operating System | QTS |
| Snapshot Support | Yes |
| Cloud Sync Support | Yes |
| Virtualization Ready | Yes |
| ISCSI Support | Yes |
| Surveillance Support | Yes |
| Use Case | SMB / Enterprise Data Center / Media Server / Virtualization |
| Product Name | QNAP TS-DS1621+ |
| Height | 6.81 inches |
| Width | 9.06 inches |
| Depth | 12.01 inches |
| Weight | 14.3 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bay Count | 2-bay | 12-bay | 4-bay | 12-bay | 6-bay |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Active | Redundant Fan | Active | Redundant Fan | Active |
| CPU Cores | 4 | 4 | 4 | 8 | 4 |
| CPU Type | Realtek | Intel Xeon | Realtek | Intel Xeon | AMD Ryzen |
| Depth | 9.13 inches | 25 inches | 6.54 inches | 29.5 inches | 12.01 inches |
| Expansion Support | No | Yes | No | Yes | Yes |
| Form Factor | Desktop | Rackmount | Desktop | Rackmount | Desktop |
| Height | 6.5 inches | 3.5 inches | 9.13 inches | 3.5 inches | 6.81 inches |
| Hot-Swap Support | No | Yes | Yes | Yes | Yes |
| Installed RAM | 512 MB | 8 GB | 1 GB | 8 GB | 4 GB |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 1 | 2 | 1 | 4 | 4 |
| Max RAM Capacity | 512 MB | 32 GB | 1 GB | 128 GB | 32 GB |
| Max Supported Capacity | 32 TB | 512 TB | 64 TB | 192 TB | 96 TB |
| Network Ports | 1GbE | 10GbE | 1GbE | 1GbE | 1GbE |
| Operating System | DSM | QTS | DSM | QTS | QTS |
| Power Supply | Single | Redundant | Single | Redundant | Single |
| Power Supply Wattage | N/A | 350W | N/A | 750W | 250W |
| Product Name | Synology DiskStation DS220j | RS822RP+ | Synology DiskStation DS420J | QNAP Enterprise Storage Solution RS3618xs | QNAP TS-DS1621+ |
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| RAID Support | RAID 0 / RAID 1 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD |
| RAM Type | DDR4 | DDR4 | DDR4 | ECC DDR4 | ECC DDR4 |
| Snapshot Support | Yes | Yes | No | Yes | Yes |
| Storage Type | NAS | NAS | NAS | NAS | NAS |
| Supported Drive Types | SATA HDD / SATA SSD | Mixed | SATA HDD / SATA SSD | Mixed | Mixed |
| Surveillance Support | Yes | No | Yes | Yes | Yes |
| USB Ports | USB 3.0 | USB 3.2 | USB 3.0 | USB 3.0 | USB 3.2 |
| Use Case | Home Backup | Enterprise Data Center | Home Backup | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization |
| Virtualization Ready | No | Yes | No | Yes | Yes |
| Weight | 2.5 lbs | 40 lbs | 4.8 lbs | 66 lbs | 14.3 lbs |
| Width | 4.25 inches | 17.5 inches | 4.17 inches | 17.2 inches | 9.06 inches |
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Questions & Answers
Q
What is the Synology DiskStation DS1621+?
A
The DS1621+ is a diskless 6-bay NAS powered by an AMD Ryzen quad-core CPU, 4 GB DDR4 ECC memory (expandable to 32 GB), AES-NI encryption, dual M.2 NVMe SSD cache slots, and four Gigabit Ethernet ports for high-performance, scalable storage.
Q
How many drive bays does the DS1621+ support?
A
The DS1621+ supports six 3.5″/2.5″ SATA HDDs or SSDs in internal bays, plus two M.2 NVMe slots for cache acceleration.
Q
What drive types and capacities are compatible with the DS1621+?
A
It supports 3.5″ and 2.5″ SATA III HDDs/SSDs up to 16 TB per bay, and M.2 NVMe SSDs (2280) for caching to optimize random I/O performance.
Q
Can I upgrade the memory on the DS1621+?
A
Yes. It ships with 4 GB DDR4 ECC RAM and features two slots to install up to 32 GB (2×16 GB) DDR4 ECC modules for enhanced multitasking.
Q
Does the DS1621+ support RAID configurations?
A
Yes. It offers RAID 0, 1, 5, 6, 10, JBOD, Basic, and Synology Hybrid RAID (SHR) with online volume expansion and disk roaming.
Q
What network connectivity options does the DS1621+ offer?
A
It includes four Gigabit Ethernet ports with Link Aggregation and failover support, plus an eSATA port for expansion unit connectivity.
Q
Can I install a 10 GbE network card in the DS1621+?
A
Yes. The built-in PCIe 3.0 x8 slot supports Synology 10 GbE adapters (E10G18-T1, E10G17-F2) to deliver multi-gigabit performance.
Q
Does the DS1621+ support SSD caching?
A
Yes. Two M.2 NVMe SSD slots enable read/write caching to boost random I/O throughput by up to 20×.
Q
Which operating system powers the DS1621+?
A
It runs DiskStation Manager (DSM), Synology’s intuitive OS offering centralized storage management, file sharing, backup, virtualization, multimedia, and security features.
Q
What backup solutions are available on the DS1621+?
A
DSM includes Hyper Backup for multi-version backups, Snapshot Replication for near-zero RPO, Active Backup for Business, and optional Cloud Synology C2 for offsite protection.
Q
Is the DS1621+ suitable for virtualization environments?
A
Yes. It is certified for VMware vSphere, Microsoft Hyper-V, Citrix XenServer, supports Docker, and runs virtual machines via Virtual Machine Manager.
Q
What security features does the DS1621+ provide?
A
It offers AES-256 full-volume encryption, two-factor authentication, configurable firewall rules, auto-block, Security Advisor vulnerability scans, and secure protocols (HTTPS, SSH).
Q
Can I stream multimedia directly from the DS1621+?
A
Yes. Use Video Station, Audio Station, Media Server, and Plex for on-the-fly transcoding and streaming to DLNA devices, smart TVs, and mobile apps.
Q
Which file systems are supported on the DS1621+?
A
It supports Btrfs (with checksums, snapshots, self-healing) and EXT4, delivering data integrity, flexible snapshots, and efficient storage management.
Q
What is the power consumption of the DS1621+?
A
Typical power consumption is 36.96 W during access and 12.55 W in HDD hibernation, powered by a 250 W external adapter.
Q
What warranty coverage comes with the DS1621+?
A
Synology provides a standard 3-year limited warranty, which can be extended to 5 years with an optional Warranty Plus plan.
Q
How can I expand storage on the DS1621+?
A
Connect up to two DX517 expansion units via eSATA to add 5 bays each, scaling from 6 to a maximum of 16 internal drives for increased capacity.
