NAS

Synology DX517 offers simple storage capacity expansion solution for your DiskStation through its intuitive plug-n-use design. DX517 allows you to instantly scale up to 5 additional hard drives

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″ SATA drives to the system

Synology RackStation RS2418RP+ is a 12-bay NAS designed for small- and medium-sized businesses

Synology RackStation SA3400 Expandable 12Bay NAS Highly-Scalable StorageFor Large-Scale Businesses. Available at Eurobyte