---
product_id: 276479914
title: "FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro)"
brand: "febsmart"
price: "¥36039"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/276479914-febsmartpcie-x4-to-4x-channels-8-ports-superspeed-5gbps-usb
store_origin: JP
region: Japan
---

# 5Gbps Speed 8 Ports Self-Powered FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro)

**Brand:** febsmart
**Price:** ¥36039
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Connectivity Game!

## Quick Answers

- **What is this?** FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) by febsmart
- **How much does it cost?** ¥36039 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/276479914-febsmartpcie-x4-to-4x-channels-8-ports-superspeed-5gbps-usb)

## Best For

- febsmart enthusiasts

## Why This Product

- Trusted febsmart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First:** Equipped with 8 electronic safety fuses for secure connections.
- • **Unleash Your Bandwidth:** Experience a total of 20Gbps with 4 dedicated USB 3.0 channels.
- • **Power Up Without Hassle:** Built-in self-powered technology eliminates the need for extra cables.
- • **Versatile Compatibility:** Works with PCIE X4, X8, and X16 slots for maximum flexibility.
- • **Plug and Play Convenience:** Seamlessly compatible with Windows 11 and most Linux kernels.

## Overview

The FebSmart PCIE X4 to 4X Channels 8-Ports USB 3.0 Expansion Card offers a robust solution for expanding your desktop's USB capabilities. With 4 dedicated 5Gbps channels and a total bandwidth of 20Gbps, this card is perfect for high-bandwidth devices. Its self-powered technology ensures easy installation without additional power cables, while safety features protect your devices. Compatible with a range of operating systems, it’s designed for versatility and performance.

## Description

FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro)

## Features

- 1. FS-4C-U8S-Pro is a PCIE X4 interface to 4 channel 8-Ports USB 3.0 expansion card. Allow users add 4X dedicated USB 3.0 5Gbps channels, 20Gbps total bandwidth on 8X superspeed 5Gbps max USB 3.0 ports. It is mainly used on Desktop PCs, Working Stations, and S for high-bandwidth 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 ASMedia ASM1812 20Gbps PCIE bridge controller and 4X RENESAS UPD720201 USB 3.0 host controller. Provide 4X independent USB 3.0 5Gbps channels, 20Gbps total bandwidth. 4X exterl USB-A and 2X interl 19Pin USB 3.0 header (2X 19Pin USB 3.0 header will extend to 4X USB-A ports on Desktop PCs front panel), 8X USB 3.0 5Gbps max ports in total. 1X external USB 3.0 port and 1X internal USB 3.0 port will share 1X USB 3.0 5Gbps bandwidth. 8X USB 3.0 Ports will share 20Gbps bandwidth.
- 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 channel two USB 3.0 ports get 5V/3A 15W (5V/12A 60W in total) max power supply from motherboard for connected high power consumption USB 3.0 devices. FebSmart add 8X electronic safety fuse and 8X 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 safe connection.
- 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 X4 interface design, will works on PCIE X4, X8, X16 slot. Do not work on PCIE X1, X2 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. The low-profile bracket in the package, will supports Slim PCs..6. ATTENTION: 1. Must make sure Desktop PCs have one empty PCIE X16 slot before purchase. 2.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | FebSmart |
| Series | 8-Ports Vertical 5Gbps USB-A Ports PCIE USB 3.0 Card. |
| Item model number | FS-4C-U8S-Pro |
| Operating System | Windows 11, 10, 8.x, 7, Vista, XP (32/64bit) and Windows Server 2003, 2003R2, 2008, 2008R2, 2012, 2012R2, 2016, 2019, 2022 (32/64bit). Linux Kernels. |
| Item Weight | 14.9 ounces |
| Product Dimensions | 4.72 x 6.14 x 0.71 inches |
| Item Dimensions  LxWxH | 4.72 x 6.14 x 0.71 inches |
| Color | Matte Green |
| Manufacturer | FebSmart Co,.Ltd |
| ASIN | B07WCQ64RN |
| Date First Available | October 20, 2019 |

## Product Details

- **Brand:** FebSmart
- **Hardware interface:** PCIE x 4, USB 3.0
- **Style:** A3-FS-4C-U8-Pro
- **Compatible devices:** Keyboards, Desktops
- **Operating system:** Windows Vista, Windows XP

## Images

![FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) - Image 1](https://m.media-amazon.com/images/I/71GYskRLqES.jpg)
![FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) - Image 2](https://m.media-amazon.com/images/I/71sans+9M+L.jpg)
![FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) - Image 3](https://m.media-amazon.com/images/I/71i5zZnRppL.jpg)
![FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) - Image 4](https://m.media-amazon.com/images/I/71RdBOQKzPL.jpg)
![FebSmartPCIE X4 to 4X Channels 8-Ports Superspeed 5Gbps USB 3.0 Expansion Card, 4X Dedicated USB 3.0 5Gbps Channels 20Gbps Total Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8-Pro) - Image 5](https://m.media-amazon.com/images/I/71KHFaHCtYL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- FebSmart 8-Ports PCIE Superspeed 5Gbps USB 3.0 Card for Windows and Linux Desktop PCs, 4X Dedicated 5Gbps USB 3.0 Channel 20Gbps Bandwidth, Built in FebSmart Self-Powered Technology (FS-4C-U8S-Pro)
- ICZI USB 3.0 Hub, 4-Port Date USB Splitter Adapter for MacBook, Mac Pro/Mini, iMac, Surface Pro, XPS, Laptop, Flash Drives, Mobile HDD

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-26*