Qnap, Dual 2.5-inch SATA drives in a single 3.5-inch SATA drive bay with RAID support

QNAP QDA-A2AR is a compact dual 2.5-inch SATA RAID adapter that allows two 2.5” drives to be installed into a single 3.5” SATA drive bay. It is designed for NAS systems and servers where space efficiency and data protection are essential.

With support for RAID 0 and RAID 1, users can choose between higher performance or data redundancy. The QDA-A2AR requires no additional drivers or power and integrates seamlessly with QNAP NAS devices and standard SATA environments.

Key benefits include:

Dual 2.5” SATA drives in one 3.5” bay

RAID 0 / RAID 1 support

Compatible with SSD and HDD

Ideal for storage expansion and redundancy

Lightweight and durable design