About this item

• 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 more without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache
• 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, Hyper Backup, 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

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, DS1621+ enables you to start small, then expand as your data grows.

Turbocharge and expand it

DS1621+'s dual M.2 2280 slots allow NVMe SSD caching to boost performance by 20x or more for commonly accessed data. It also supports an optional 10GbE NIC for faster network environments and more concurrent users.

File sharing and syncing

With comprehensive support for all major file sharing protocols — like CIFS, AFP, NFS, FTP and more — DiskStation lets you centralize files in one place and access them using any device. Take files on the road or easily share them with other people, thanks to Synology's easy file sharing and syncing software.

Bulletproof data backup

Ensure data remains safe by backing up your computers, servers, and virtual machines to DiskStation, and defend yourself from human-error or ransomware with the multi-version backup. Finally, avoid disaster with the ability to easily back up DiskStation to an offsite location or to any major cloud service.

Virtualization ready

With support for VMware, Citrix, and Microsoft Hyper-V, DiskStation serves as a seamless storage solution for virtualization environments. Additionally, Synology’s Virtual Machine Manager also lets you set up and run various virtual machines directly on DiskStation, including Windows, Linux, and Virtual DSM.

Smart video surveillance

Make your own video surveillance hub. Surveillance Station helps you protect your home or business by offering the ability to manage multiple network cameras, check live camera feeds from anywhere with the mobile app, catch suspicious incidents quickly with intelligent alerts, and easily find relevant recordings.