PCIe to USB 3.0 Expansion Card – 4-Port Self-Powered Adapter
PCIe to USB 3.0 Expansion Card – 4-Port Self-Powered Adapter
OULLX PCIe to USB 3.0 Expansion Card – 4-Port High-Speed Hub Adapter
Upgrade your desktop with this PCIe to USB 3.0 Expansion Card from OULLX. Featuring four high-speed USB 3.0 ports and broad PCIe slot compatibility, this self-powered adapter makes it easy to add fast USB connectivity to any standard desktop PC — no external power supply required from a separate cable in most setups.
Key Features
- 4 x USB 3.0 Ports – Instantly expand your desktop's USB capacity with four full-speed USB 3.0 ports for fast data transfers
- Universal PCIe Compatibility – Fits PCIe 1X, 4X, 8X, and 16X slots, making it compatible with virtually all standard desktop motherboards
- VIA VL805 Q6 Chip – Powered by the reliable VIA VL805 Q6 chipset for stable, high-performance USB 3.0 connectivity
- USB 3.0 Transfer Speeds – Achieves high-speed data transfer rates while maintaining full backward compatibility with USB 2.0 and USB 1.1 devices
- USB 3.0 20-Pin Internal Header – Includes an internal USB 3.0 20-pin slot to extend connectivity to your chassis front panel
- Self-Powered Design – Draws power directly from the PCIe slot for a clean, cable-free internal installation
- Easy Internal Installation – Simply insert into an available PCIe slot and install drivers; no complex setup required
Specifications
| Brand | OULLX |
| Model | PCIe to USB Converter |
| Interface | PCI-E 1X (compatible with 4X, 8X, 16X) |
| Chipset | VIA VL805 Q6 |
| USB Ports | 4 x USB 3.0 (external) + 1 x USB 3.0 20-pin internal header |
| USB Compatibility | USB 3.0 / 2.0 / 1.1 |
| Installation Type | Internal (PCIe slot) |
| Country of Origin | Made in Mainland China |
Perfect For
Whether you need to connect more peripherals, USB drives, external storage, or other high-speed devices, this expansion card is the ideal solution for desktops that have run out of USB ports. It's great for gaming rigs, workstations, home offices, and media centers.
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Frequently Asked Questions
Q: Which PCIe slots is this USB 3.0 expansion card compatible with?
A: This PCIe to USB 3.0 expansion card is compatible with all standard PCIe slot sizes — PCIe 1X, 4X, 8X, and 16X — making it suitable for the vast majority of desktop motherboards available today.
Q: Does this card require an external power connector?
A: No. This is a self-powered expansion card that draws its power directly from the PCIe slot on your motherboard, keeping your build clean and cable-free without the need for an additional SATA or Molex power connector.
Q: Is this USB 3.0 expansion card backward compatible with older USB devices?
A: Yes. While the card delivers full USB 3.0 high-speed transfer rates, it is fully backward compatible with USB 2.0 and USB 1.1 devices, so all your existing peripherals will work seamlessly.
Q: What is the internal 20-pin slot used for?
A: The internal USB 3.0 20-pin header allows you to connect your PC chassis front-panel USB 3.0 ports directly to this expansion card, so you can also enjoy high-speed USB access from the front of your computer case.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.