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Short black adapter cable with IDC 10-pin and USB 3.0 20-pin connectors

Ruth's sister

Ruth's sister USB 2.0 IDC 10/9pin to USB 3.0 20/19pin adapter 10 cm

SKU CH-Z505-GN76T

Connects a motherboard USB 2.0 IDC header to a chassis USB 3.0 20-pin port, operating at USB 2.0 speeds

  • Connects legacy USB 2.0 headers to modern USB 3.0 front-panel ports
  • 10 cm cable keeps internal routing tidy in compact cases
  • Female IDC 10-pin/9-pin plugs directly onto motherboard header
  • Male 20-pin/19-pin end mates with chassis USB 3.0 connector
  • Passive wiring — data runs at USB 2.0 speed only

USB 2.0 to USB 3.0 internal adapter

This adapter connects a motherboard USB 2.0 IDC 10-pin or 9-pin header to a chassis USB 3.0 20-pin or 19-pin connector. It is designed for builders who need to link older mainboards with newer front-panel ports. The cable length is 10 cm and the connectors are black. Data transfer remains limited to USB 2.0 speeds.

Check header layout and cable reach

Verify that your motherboard provides a standard USB 2.0 IDC header with either 10 or 9 pins before ordering. Confirm the chassis front-panel cable uses a 20-pin or 19-pin USB 3.0 plug. The 10 cm length suits tight routing but may not stretch across large cases. This adapter does not increase transfer performance beyond USB 2.0.

Fits between legacy board and modern front panel

The female end seats on the motherboard internal header while the male end accepts the case USB 3.0 cable. It bridges the generation gap without requiring a motherboard upgrade. No external power or driver installation is needed. Builders who need true USB 3.0 throughput should look for a board with native 3.0 headers.

How it compares

Measured against everything we stock in Internal PSU & Riser Cables, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 90% of the 7,839 comparable items (median $14.99).

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Specifications

No published specifications for this item yet.

Questions about this item

Does the 10 cm cable include any extra brackets or mounting hardware?

Only the adapter cable is supplied; no brackets or mounting hardware are included.

Should I choose the 10-pin or 9-pin IDC connector for my motherboard header?

Use the 10-pin side if your board has a 10-pin USB 2.0 header, or the 9-pin side for a standard 9-pin header.

Will connecting a USB 3.0 front-panel device through this adapter give me USB 3.0 transfer rates?

The link remains at USB 2.0 speed; the adapter only provides a physical connection between the different pin layouts.

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