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A full-size PCI bracket with a 20-pin header cable ending in a USB 3.0 female port

BUCIER

BUCIER 20pin to USB 3.0 Female Header Cable with PCI Bracket

SKU CH-494J-XCFAX

Adds a USB 3.0 port to a rear bracket from a motherboard 20-pin header

  • Connection typeLighting Connector to USB A
  • Adds rear USB 3.0 ports via 20-pin header
  • PCI bracket secures connector to case back panel
  • Female Type-A port accepts standard USB plugs
  • New condition ensures reliable first-use performance

Front-panel USB 3.0 adapter for 20-pin headers

This adapter connects a motherboard's internal 20-pin USB 3.0 header to a full-size bracket plate with a female USB 3.0 Type-A port. It is designed for builders adding a rear-facing USB 3.0 port to cases that lack front-panel connectivity. The kit includes the cable, connector and a standard PCI slot bracket for secure mounting.

Passive cable assembly with no active cooling

The unit draws power directly from the motherboard header and operates without fans, heatsinks or external power connectors. Thermal output is negligible during normal data transfer. No audible noise is produced. Power consumption matches the USB 3.0 specification limits of the host controller.

How it compares

Measured against everything we stock in USB Cords & Extension Cables, at today’s prices. Recalculated every night.

Price $17.99
Pricier than about 70% of the 15,227 comparable items (median $14.99).

Specifications

Ports & slots
Connection typeLighting Connector to USB A

Questions about this item

How do I connect the 20pin header to my motherboard and secure the bracket?

Align the 20pin connector with the motherboard's USB 3.0 header, press it firmly until seated, then fasten the full-size bracket to a rear PCI slot opening using the case screw.

Will the USB 3.0 female ports on the bracket wear out or need replacement?

The USB 3.0 female ports are rated for thousands of insertion cycles; under normal use they rarely fail, but if a port becomes loose or intermittent the whole cable assembly can be swapped out.

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