FebSmart
FebSmart 4 Ports Superspeed 5Gbps USB 3.0 PCI Express Expansion Card for Windows 11
Bottom line: The FebSmart 4 Ports Superspeed 5Gbps USB 3.0 PCI Express Expansion Card ($25.99 on Amazon as of 2026-10-07): Renesas uPD720201 controller works on Intel, AMD, and ARM desktop platforms; main trade-off: no macOS support at all, per FebSmart's own compatibility list.
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*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Renesas uPD720201 controller works on Intel, AMD, and ARM desktop platforms
- ✓ Self-powered from the motherboard: no SATA or Molex cable to route
- ✓ 10W (5V/2A) per port, 40W total, enough for NVMe and SSD enclosures
- ✓ 4 safety fuses plus voltage-stabilizing caps and inductors per port
- ✓ Plug-and-play on Windows 11/10/8.x, Server 2012-2022, and most Linux kernels
Cons
- ✗ No macOS support at all, per FebSmart's own compatibility list
- ✗ All 4 ports share one 5Gbps pipe, not 5Gbps each
- ✗ Full-height bracket only: will not fit slim or SFF cases
- ✗ Windows 7, Vista, and XP require a manual driver install
Manufacturer description
The FebSmart FS-U4-Pro is a PCIe x1 expansion card that adds four SuperSpeed 5Gbps USB 3.0 Type-A ports to a desktop, workstation, or NAS build. It runs on a single Renesas uPD720201 host controller, so it works across Intel, AMD, and ARM platforms without vendor lock-in, and the four ports share the controller's 5Gbps of total bandwidth. What separates this card from bus-powered alternatives is FebSmart's Self-Powered Technology: it draws directly from the motherboard, delivering up to 5V/2A (10W) per port and 40W across all four, so you can run USB 3.0 SSD and NVMe enclosures, industrial…
SpecPicks Verdict
SpecPicks scored FebSmart 4 Ports Superspeed 5Gbps USB 3.0 PCI Express Expansion Card using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. FebSmart's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Will this USB 3.0 card work in my Mac?
No. FebSmart explicitly lists macOS X as unsupported for the FS-U4-Pro. It is built for Windows, Windows Server, and Linux desktops with a free PCIe x1 slot.
Do I need to connect a power cable from my PSU?
No. FebSmart's Self-Powered Technology pulls power through the motherboard's PCIe slot, supplying 5V/2A (10W) per port and 40W total, so no SATA or Molex cable is needed.
Does each of the four ports get its own 5Gbps?
No. The card uses a single Renesas uPD720201 host controller, and all four USB-A ports share the 5Gbps of total bandwidth between them.
Will it fit a small form factor or slim PC?
No. The FS-U4-Pro ships with a full-height bracket only and no low-profile bracket, so it fits standard-size ATX desktop cases, not slim or SFF chassis.
Can I put this in a PCIe x16 slot?
Yes. It is a PCIe 2.0 x1 card that runs in x1, x2, x4, x8, or x16 slots and is backward and forward compatible with PCIe 1.x through 4.x. It will not work in a legacy PCI slot.
Key Features
- 1. FS-U4-Pro is a PCIE X1 interface to 4-Ports USB 3.0 expansion card. Allow users add 4X 5Gbps max USB-A ports on Desktop PCs, Working Stations, and NAS Data Centers. It will light up 4X high power consumption USB 3.0 devices which including USB industrial cameras, USB VR-systems, USB 3.0 NVME enclosures, USB live broadcast devices, USB 3.0 SSD/HDD enclosures, USB 3.0 video adapters and USB 3.0 universal docking stations.
- 2. Based on 1X RENESAS UPD720201 5Gbps USB 3.0 host controller will compatible with AMD, ARM, and Intel hardware platform Desktop PCs. The 4X added-on USB-A ports will share 5Gbps total bandwidth. It will also compatible with 4X normal USB devices such as USB keyboard, USB mice, USB speakers, USB KVM switch, USB HUB, USB flash drive, printers, gaming pad, smartphone, tablet, and more USB-A interface devices.
- 3. Built in FebSmart Self-Powered Technology, no need to plug any additional power cables from Desktop PCs power supply unit. Allow each USB 3.0 port get 5V/2A 10W max (5V/8A 40W in total) power supply from motherboard directly for connected high power consumption USB 3.0 devices. FebSmart add 4X electronic safety fuse and 4X voltage stable capacitor and 4X voltage stable inductance on the USB expansion card, will protect user’s data and USB 3.0 devices, make sure connection safety.
- 4. Compatible System: 1. Plug and Play on Windows 11, 10, 8.x (32/64bit) and Windows Server 2012, 2012R2, 2016, 2019, 2022 systems. 2. Need to Install Driver on Windows XP, Vista, 7 (32/64bit) and Windows Server 2003, 2003R2, 2008, 2008R2 (32/64bit) systems. 3. Plug and Play on most Linux kernels. 4. NOT support MAC OS X.
- 5. PCIE X1 interface design, will works on PCIE X1, X2, X4, X8, X16 slot, do not work on PCI slot. Based on PCIE 2.0 standard, will compatible with PCIE 1.x, 2.x, 3.x, 4.x PCIE slot. The full height bracket mounted on this PCIE USB 3.0 expansion card, will works on Standard Size PCs. Not support low profile bracket, do not work on Slim PCs.
- 6. ATTENTION: 1. Must make sure Desktop PCs have one empty PCIE X1 slot before purchase. 2. Must install driver on Windows 7 (32/64bit) and previous systems. 3. Not support low profile bracket, do not work on slim PCs. 4. Please use USB 3.0 devices test connection speed, or cannot get the peak speed.
Full Specifications
| Brand | FebSmart |
|---|---|
| Style | FS-U4-Pro |
| Style Name | FS-U4-Pro |
| Connectivity | USB |
| Model Number | FS-U4-Pro Black |
| Compatibility | Switch, Mac, Linux |
| Item Type Name | 4X 5Gbps USB-A Ports PCIE USB 3.0 Expansion Card. |
| Mfr Part Number | FS-U4-Pro Black |
| Compatible Devices | Personal Computer |
| Hardware Interface | PCIE x 1, USB 3.0 |
| Warranty Description | 1 Year Limited Parts Warranty. |
| Item Dimensions L x W x H | 4.72"L x 2.75"W x 0.71"H |
| Full listing title | 4 Ports Superspeed 5Gbps USB 3.0 PCI Express Expansion Card for Windows 11, 10, 8.x, 7, Vista, XP Desktop PCs, Built in Self-Powered Technology, No Need Additional Power Supply (FS-U4-Pro) |
Ready to buy?
4 Ports Superspeed 5Gbps USB 3.0 PCI Express Expansion Card for Windows 11, 10, 8.x, 7, Vista, XP Desktop PCs, Built in Self-Powered Technology, No Need Additional Power Supply (FS-U4-Pro) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
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