USB 3.0 (3.1 Gen 2) Front 19PIN to 3.1 TypeC Front Panel Header TypeE Adapter 20 to 19 Pin Expansion Card for Computer Mainboard What it is An internal expansion adapter that converts a USB 3.0/3.1 internal 19pin header on the motherboard to a USB 3.1 TypeC front panel header (20pin to 19pin). Key benefits Adds a USBC front panel port with USB 3.1 Gen 2 capability using the existing motherboard header. Broad compatibility with any motherboard that provides a USB 3.0/3.1 19pin header. Simple internal installation as a 20 to 19 pin mapping to connect the front panel USBC port. Compatibility and interfaces Works with all motherboards that have a USB 3.0/3.1 19pin header. Motherboard connection: USB 3.0 Internal 19 Pin MB Male Housing Header. Front panel connection: USB 3.1 AKey 20 Pin Front Panel Female Header. Note: The device does not convert from 5Gb/s to 10Gb/s; speeds remain at the capabilities of the motherboard and connected components. Use scenarios Build or upgrade a desktop to provide a USBC front panel port for speed peripherals such as external SSDs, fast USB devices, or fast charging access. Retrofit an existing PC that lacks a USBC front port by utilizing the internal USB 3.0/3.1 header to add convenient USBC connectivity. Integrate into compact or custom computer cases where front panel USBC access improves accessibility and workflow. Additional considerations Designed to connect 20pin front panel headers to 19pin internal motherboard headers, enabling USB 3.1 Gen 2 TypeC front access without altering motherboard functionality.