Synology DX513 NAS Disk Expansion Unit 5-Bay

When the hard drive capacity of the Synology DiskStation is running low, the Synology DX513 offers an easy way to instantly increase the capacity by adding 5 additional hard drives. The RAID volume on the Synology DiskStation can be expanded directly without having to reformat existing hard drives. This allows the capacity of the Synology DiskStation to be expanded without downtime. The Synology DX513 can be used as its own local backup solution for the Synology DiskStation. When created as a separate volume, Synology DX513 provides an excellent backup solution for local hard drives in the event of a system failure. Deep sleep can be manually set to activate automatically when the system has been inactive for a certain period of time. This saves energy and extends the life of the h.

eBay