Dual USB 3.0 Type A Female to Motherboard 20/19Pin Header Slot Adapter PCBA Board for Desktop PC

This PCBA adapter board features two USB 3.0 Type-A female ports and connects to the motherboard internal 20/19Pin USB3.0 header, offering an easy way to expand extra USB 3.0 ports inside your computer case. The professional integrated circuit board adopts high-quality conductive traces to guarantee lossless high-speed USB 3.0 signal transmission, supporting fast file transfer and stable power output for USB peripherals. It fits both 20-pin and 19-pin standard motherboard USB3.0 headers with universal pin layout design, solving insufficient internal USB port issues for DIY PC assembly, industrial control hosts and customized chassis builds. Compact flat board design saves limited internal space without blocking cooling airflow. No driver installation required, just plug into the mainboard header to activate dual USB 3.0 ports instantly. Every PCBA board undergoes strict connectivity, voltage and signal testing before shipment for long-term reliable daily use.