Synology DX517 5-Bay Expansion Enclosure. Effortless capacity expansion for Synology DiskStation solutions on-the-fly. Features. 5-bay 3.5"/2.5" SATA expansion Easily add 5 additional drive bays to Synology DiskStation1. Supporting both 2.5" and 3.5" SATA drives, DX517 is a flexible solution supporting on-the-fly...

Synology RX418 4-Bay Expansion Unit 4-bay 1U rackmount expansion unit for 1U RackStation Features. Storage capacity expansion When the storage capacity on Synology 1U RackStation reaches its limit, Synology expansion unit RX418 provides easy capacity expansion by adding 4 3.5"/2.5"...

Synology RX1217 Expansion for RackStation Scale up your RackStation in a breeze Volume expansion & backup When drive capacity is running low on a Synology RackStation, Synology RX1217/RX1217RP offers an easy way to immediately expand storage by providing 12 additional...