Description
Product Overview
The SINEFINE UP4210 is a PCI Express x1 expansion card that adds four USB 3.0 ports—two traditional USB‑A and two modern USB‑C—to any desktop computer. Built on a high‑performance host controller, each port delivers up to 5 Gbps of data transfer and provides up to 5 V/3 A of power, thanks to an integrated 12 A power module. The card measures 4.6 x 3.4 x 0.7 inches, weighs only 3.52 ounces, and comes in a sleek black finish that blends with most system builds. No external power cable is required, simplifying installation and reducing cable clutter. Compatible with Windows 7/8/10/11, Linux and macOS, the UP4210 works with PCIe 1.0 through 4.0 slots.
![[Product front view showing all components]](https://www.shopexpos.store/wp-content/uploads/2026/06/90c68fb5ad034d0f9e3a2fbafc7177ea.jpg)
Usage
Ideal for gamers, content creators, and professionals who need fast, reliable connectivity for external drives, docking stations, VR headsets, and high‑performance peripherals. Install the card in an available PCIe slot, secure it with the included screws, and install the driver from the provided CD. Once installed, you can connect power‑hungry devices such as external SSDs or USB‑C monitors without worrying about insufficient power. The card’s universal compatibility makes it suitable for office PCs, workstations, and custom builds.
Why Choose Us
SINEFINE combines rigorous testing with premium components to ensure stable, long‑lasting performance. The integrated power module eliminates the need for separate adapters, reducing potential points of failure. Our 360‑day warranty and responsive customer support guarantee peace of mind. Each card undergoes quality checks for data integrity, power delivery, and thermal performance, ensuring you receive a reliable upgrade that meets professional standards.
Key Features
- Four high‑speed USB 3.0 ports (2 × USB‑A, 2 × USB‑C) for versatile connectivity
- Integrated 12 A power module supplies up to 5 V/3 A per port, no external adapter needed
- Supports data rates up to 5 Gbps, ideal for large file transfers and streaming
- Broad OS compatibility: Windows, Linux, macOS with plug‑and‑play driver installation
- 360‑day warranty and dedicated customer service for hassle‑free support
FAQ
Do I need a separate power cable for the card?
No. The UP4210 includes an internal power module that draws power directly from the PCIe slot, providing up to 5 V/3 A per port.
Will this card work in a PCIe 2.0 slot?
Yes. The card is backward compatible with PCIe 1.0, 2.0, 3.0 and 4.0 slots.
Is a driver required for Windows 10?
A driver is included on the CD and can also be downloaded from the SINEFINE website for a quick installation.
Can I use the USB‑C ports for charging devices?
The ports provide up to 5 V/3 A, suitable for charging smartphones and tablets, but they do not support BC 1.2 fast‑charging standards.
What is the warranty period?
The product comes with a 360‑day warranty covering manufacturing defects and includes access to our technical support team.




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