The new Lekuo PR51RX3 expansion card utilizes the Realtek RTL9151 controller and connects via a PCIe Gen4 x1 interface. The card is designed with a single-slot form factor, measuring 110mm in length and 68mm in height.

The I/O panel features one 2.5GbE RJ-45 port, two 10Gbps USB-C ports, and one 5Gbps USB-A port. Internally, the device provides a 5Gbps USB-A header and four SATA III 6Gbps interfaces, with bandwidth intelligently distributed across all ports.

The expansion card is currently available for purchase at a price of ¥269. The manufacturer provides a one-year warranty for the product.