Synology DX1215II/48TB-HAT5300 DX1215II/48TB (12X4TB HAT)

Easily add 12 bays to your DiskStation
With its 12-bay desktop form factor, the DX1215II provides generous storage expansion for Synology DiskStation1 whenever needed with minimal impact on the deployment footprint.

Online volume and storage expansion
Add a new volume to your storage, or seamlessly expand RAID volumes on Synology DiskStation without reformatting drives with online volume expansion through DiskStation Manager (DSM) to minimize service disruptions.

Expand DiskStation With Synology Drives
Synology HAT5300 SATA HDDs, developed in tandem with Synology storage systems, provide proven interoperability and high reliability through rigorous validation. Combine HAT5300 drives with Synology DiskStation and DX1215II for a highly reliable and integrated storage setup, and receive long-term Synology updates and support.

Compact Storage for Easy Expansion
It is easy to expand your Synology DiskStation1 with 12 additional 3.5 inch drive bays with the DX1215II expansion unit. The plug-and-play design adds drives to the host DiskStation without additional setup or downtime.

Simple setup and management
Plug-and-play design makes adding the DX1215II to an existing DiskStation simple. Unified drive management through DSM ensures health monitoring, storage allocation, and maintenance tasks are centralized and easily accessible to administrators.