Sewell USB 3.0 20/19-pin Motherboard Adapter

Sewell Part # SW-30433

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Superspeed USB 3.0

USB 3.0 20/19-pin Motherboard Adapter

This adapter allows for easy USB 3.0 port expansion. Plug the female 20-pin USB 3.0 connector into the motherboard’s male 20-pin header. Use the 2 female USB 3.0 ports to make internal connections for USB 3.0 components. This is perfect for connecting USB 3.0 optical drives, card readers, USB expansion ports and more.

Enjoy true Superspeed USB 3.0 connections.

USB continues to lead the industry for connecting your Computers, Consumer Electronics and Mobile Devices. It provides a low-cost, bi-directional, fast connection in a nearly universal interface.

SuperSpeed USB 3.0 offers huge performance gains in data transfer speeds. USB 3.0 offers speeds 10 times faster than that of USB 2.0 and does so with better power efficiency.

SlimPort Connection Diagram

USB 3.0 Specifications

  • USB 3.0 has a signaling data transfer rate of 5 Gbps.
  • USB 3.0 uses Sync-N-Go technology to minimize connection delays
  • USB 3.0 provides better power efficiency with lower active and idle power consumption and no device polling
  • USB 3.0 is backwards compatible with USB 2.0. So you can still use these cables with your older devices


Mfg. Part Number

  • SW-30433


  • Sewell


  • Length: 10.5"


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Sewell USB 3.0 20/19-pin Motherboard Adapter