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Main image of FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 2 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 3 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 4 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 5 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 6 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

Alt view image 7 of 7 - FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

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FS-U4L-Pro PCIE 4-Port SuperSpeed 5Gbps USB 3.0 Expansion Card, Self-Powered Design No Extra Power Supply Needed, Compatible with Windows 11 10 8 7 Vista XP Desktop PC

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4-port USB 3.0 expansion delivers up to 5Gbps SuperSpeed for fast data transfer and device connection
Built-in FebSmart self-powered technology, no additional power supply required for easy installation
Full system compatibility with Windows 11, 10, 8.x, 7, Vista and XP desktop operating systems
Standard PCIe interface design, plug and play, stable performance for long-term continuous operation
Expand desktop USB ports effortlessly for external drives, keyboards, printers and more peripherals

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The FS-U4L-Pro is a 4-Port SuperSpeed USB 3.0 PCIe expansion card designed to upgrade desktop connectivity with reliable 5Gbps transmission speed. It supports high-speed data sync and stable connection for USB flash drives, external hard drives, printers, gaming peripherals and other USB devices.

Featured with FebSmart self-powered technology, this expansion card runs steadily without any extra power supply, simplifying internal chassis wiring and installation. It is fully compatible with Windows 11, 10, 8.x, 7, Vista and XP desktop systems, fits standard PCIe slots perfectly. Solid circuit layout ensures safe current output and durable performance, ideal for home, office and daily desktop USB port expansion.

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First Listed on Newegg	May 12, 2026

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Item#: 9SIC472KWB7277