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A short cable with a 19-pin header plug and a 20-pin USB-C socket, black connectors and sleeved wiring

Vszerda

Vszerda USB 3.0 19-Pin Internal Header to USB 3.1/3.2 Type-C 20-Pin A-Key Front Panel Adapter

SKU CH-8AAR-YJCY4

Connects a motherboard 19-pin USB 3.0 header to a 20-pin USB 3.1/3.2 Type-C A-Key front-panel adapter

  • Connector TypeUSB Type C
  • Connector DetailUSB Type C
  • Constructioncopper
  • Adds USB-C front-panel access via a 19-pin header
  • Works with any motherboard that has a USB 3.0 19-pin connector
  • Copper construction for reliable signal transfer
  • Connects a 20-pin A-Key front-panel header to the board
  • Does not increase the link speed beyond 5 Gb/s

Compatibility with 19-pin headers

This adapter connects a motherboard USB 3.0 19-pin internal header to a front-panel USB 3.1 A-key 20-pin female header. It lets builders add a USB-C port to cases that only provide the newer 20-pin connector. No motherboard upgrade is required to gain front-panel USB-C access.

Signal pass-through without speed conversion

The adapter carries the existing 5 Gb/s signalling from the 19-pin header to the 20-pin front-panel port. It does not convert the link to 10 Gb/s, so sustained transfers remain at the host header’s native rate. Performance is therefore limited by the motherboard’s USB 3.0 controller rather than the adapter itself.

Copper construction and A-key orientation

Copper conductors provide reliable signal integrity across the short internal run. The A-keyed 20-pin female header ensures correct alignment with compatible front-panel cables, preventing reversed insertion. The straightforward pinout makes installation a simple one-to-one connection inside the chassis.

Highlights

  • Adds USB-C front-panel access via a 19-pin header
  • Works with any motherboard that has a USB 3.0 19-pin connector
  • Copper construction for reliable signal transfer
  • Connects a 20-pin A-Key front-panel header to the board
  • Does not increase the link speed beyond 5 Gb/s

Specifications

BrandEZDIY-FAB
Connector TypeUSB Type C
Connector DetailUSB Type C
Constructioncopper

Questions about this item

How much extra power draw or heat does the Vszerda adapter add when the USB-C front panel port runs all day?

The adapter is a passive copper assembly with no active electronics, so it adds negligible power draw and no measurable heat during continuous use.

What must my motherboard already have for this Vszerda adapter to work?

Your motherboard needs a USB 3.0 internal 19-pin header; the adapter plugs into that header and provides a USB 3.1 A-Key 20-pin female connector for the front panel.

Will the Vszerda adapter let my older USB 3.0 19-pin header run a USB 3.2 Gen 2 front-panel port at 10 Gb/s?

No, the adapter does not convert the 5 Gb/s header bandwidth to 10 Gb/s; the front-panel port will operate at USB 3.0/3.1 Gen 1 speeds.

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