Add 12 bays to your DiskStation on the fly
Use Synology Expansion Unit DX1222 to add 12 additional bays to your deployment while keeping your storage and services online and uninterrupted.
Plug-and-Play Storage Expansion for Synology DiskStation
Synology DX1222 expansion units let you add capacity to your Synology DiskStation1 on the fly. Instantly leverage up to 12 additional 2.5 or 3.5 inch drives in the same deployment thanks to a small footprint, quick installation, and Synology DiskStation Manager’s (DSM) intuitive volume management options. The unit is backed by Synology’s 5-year limited warranty.