The Synology RX1217 12-Bay Storage Expansion Unit sports 12 hot-swappable drive bays so you can expand your Synology RackStation's storage capacity. The RX1217 connects to your Synology RackStation via an included Infiniband cable, which helps ensure maximum data throughputs. For expansion, each of the bays is capable of holding a single 2.5" hard drive, 3.5" hard drive, or 2.5" SSD.

Other notable features include three 80mm fans that cool your drives and the RX1217. Moreover, a 500W power supply is on board to power the unit and drives..

• 12 x 3.5"/2.5" SATA III Drive Bays
• Designed for Synology's RackStations
• 500W Power Supply
• Infiniband Port
• Hot Swappable Drive Bays
• Three 80mm Cooling Fans