The Addonics ADS3GX4R5-E is a 4-port eSATA RAID control card designed to expand high-speed external storage connectivity for desktops and servers. Supporting SATA II (3.0 Gbps) transfer rates, it provides fast, stable data throughput for video editing, backup, and intensive data access applications. The card supports advanced RAID levels (0, 1, 5, and 10), enabling users to balance performance and data protection according to their workflow needs.

Built with a PCI Express x4 interface, the ADS3GX4R5-E offers compatibility with modern motherboards while ensuring maximum bandwidth utilization. Each eSATA port supports hot-swapping, allowing easy drive changes without system shutdown. Its onboard RAID engine and hardware-level configuration enhance system reliability and reduce CPU load during high-transfer operations.

Ideal for media production, enterprise backup, and high-performance data environments, the Addonics 4-port controller delivers professional-grade speed, flexibility, and robust RAID management.