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Green PCIe x1 card with two 20-pin USB 3.0 headers and a low-profile bracket

SMUGDESK

SMUGDESK PCIe x1 to Dual 20-Pin USB 3.0 Controller Card with Low-Profile Bracket

SKU CH-41W0-P5N7E

Adds two internal 20-pin USB 3.0 headers via a PCIe x1 slot, with low-profile bracket for slim or standard desktops

  • Adds dual front-panel USB 3.0 ports via PCIe x1
  • Dual 20-pin headers connect case cables directly
  • Low-profile bracket fits slim and standard cases
  • Works in PCIe x1, x4, x8 or x16 slots
  • No extra driver setup needed for most systems

PCIe x1 USB 3.0 header expansion

This controller card adds two internal 20-pin USB 3.0 headers to a desktop motherboard using a single PCIe x1 slot. It suits builders whose boards lack front-panel connectors or need replacements for damaged ports. The card fits standard towers and compact cases thanks to the included brackets.

Thermals power and noise

Passive operation means the card produces no fan noise and draws minimal power from the PCIe slot during normal file transfers and peripheral use. No auxiliary power connector is required, so typical desktop power supplies handle the load without adjustment. Heat output stays low inside the chassis.

Brackets and driver simplicity

Both a full-height and a low-profile bracket are supplied, letting you match the card to your case format at install time. Most mainstream operating systems recognise the controller without extra firmware or driver steps, so the front-panel ports become active immediately after the hardware is seated.

How it compares

Measured against everything we stock in Interface & Card Adapters, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 80% of the 354 comparable items (median $21.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How do I install the card in a slim SFF case and which step is often missed?

Fit the supplied low-profile bracket to the card, insert it into any PCIe x1, x4, x8 or x16 slot, then connect the case front-panel 20-pin USB 3.0 cable to one of the dual headers — the step often missed is securing the bracket screw before plugging the cable.

What maintenance or replacement will the dual 20-pin USB 3.0 headers need over time?

The headers are passive connectors; they need no scheduled maintenance, but if a pin bends or a header cracks from repeated front-panel cable insertion you would replace the whole controller card.

What limit appears first when both front-panel USB 3.0 ports run sustained transfers?

The single PCIe x1 lane caps combined throughput, so total bandwidth across the two 20-pin headers is shared and will saturate before the individual USB 3.0 ports reach their own ceiling.

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