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Black flat ribbon cable with 19/20 pin USB 3.0 male and female connectors, 5.9 inch length

BUCIER

BUCIER USB 3.0 19/20 Pin Male to Female Internal Extension Adapter 5.9 inch

SKU CH-KRQW-PRTAM

Extends a motherboard USB 3.0 19/20-pin header by 5.9 inches with a flat ribbon cable rated for 5 Gbps full-duplex transfer

  • Connector TypeUSB 3.0
  • ColorBlack
  • Connector DetailUSB 3.0
  • Constructioncopper
  • Extends motherboard USB 3.0 headers by 5.9 inch for easier front-panel routing
  • Male 19/20 pin to female 19/20 pin connectors keep the original header layout intact
  • Flat ribbon cable resists kinks and improves airflow inside the case
  • Copper conductors deliver up to 5Gbps transfer rate with full-duplex operation
  • 15 cm length suits SLI builds and tight chassis without excess slack

USB 3.0 19/20 pin header extension

This 5.9 inch internal adapter connects a motherboard USB 3.0 header to a front-panel or add-in bracket using a 19/20 pin male plug on one end and a matching female socket on the other. The flat black ribbon construction keeps routing tidy inside compact cases and reduces airflow obstruction compared with individual crimped wires. It is intended for builders who need to relocate or extend a single internal USB 3.0 connection.

USB 3.0 5 Gbps signalling limit

The cable carries the USB 3.0 differential pairs at up to 5 Gbps in full-duplex mode, so simultaneous read and write traffic is supported within the standard’s electrical budget. Because the ribbon is only 15 cm long, signal integrity remains within spec for typical chassis layouts, but the extension adds no active re-driving or shielding beyond the copper conductors. Any daisy-chaining or longer runs would exceed the passive-cable allowance defined for this interface.

Motherboard header fit check required

The supplier notes that the male plug can sit loosely on some motherboards because header keying and shroud height vary across vendors. Before ordering, verify that your board’s USB 3.0 header uses the standard 19/20 pin pitch and that no adjacent components block the ribbon’s bend radius. If the header is recessed or uses a non-standard latch, the connector may not seat securely without a shim or alternative cable.

Highlights

  • Extends motherboard USB 3.0 headers by 5.9 inch for easier front-panel routing
  • Male 19/20 pin to female 19/20 pin connectors keep the original header layout intact
  • Flat ribbon cable resists kinks and improves airflow inside the case
  • Copper conductors deliver up to 5Gbps transfer rate with full-duplex operation
  • 15 cm length suits SLI builds and tight chassis without excess slack

Specifications

BrandGINTOOYUN
Connector TypeUSB 3.0
ColorBlack
Connector DetailUSB 3.0
Constructioncopper

Questions about this item

Should I pick a 19-pin or 20-pin version for my motherboard header?

This adapter carries both a 19-pin male and a 20-pin female connector, so it fits the common USB 3.0 header layouts without needing a separate variant.

What does the 5 Gbps rating deliver inside a real PC case?

It provides the full USB 3.0 bandwidth of 5 Gbps for simultaneous two-way data transfer between the motherboard header and a front-panel or internal device.

Which interface standard does the 19/20-pin connector follow, and what does it limit?

The connector follows the USB 3.0 internal header specification, capping the link at 5 Gbps and requiring a matching motherboard header for correct pin-out.

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