Add 4 USB 3.0 ports to your desktop computer through a PCI Express expansion slot.
MacMall Part #: 8855082
Manufacturer Part #: PEXUSB3S4
The PEXUSB3S4 4-Port PCI Express SuperSpeed USB 3.0 Card (with SATA Power) adds 3 external USB 3.0 ports and an internal USB 3.0 port to any PCI Express-enabled computer system. With SuperSpeed USB 3.0, you can reach data transfer speeds up to 5 Gbps, while still being backward compatible with existing USB 2.0 devices at 480Mbps.
With a built-in SATA power connector, each USB port can provide up to 900mA of power to USB 3.0 devices (500mA for USB 2.0) by connecting to your computer power supply. Compatible with both Low profile/half-height or Full profile computer cases, this card is backed by a StarTech.com 2-year warranty and free lifetime technical support.
USB adapter - 4 ports
Interface (Bus) Type
PCI Express x1
Data Link Protocol
USB, USB 2.0, USB 3.0
Data Transfer Rate
USB 1.1, USB 2.0, USB 3.0
Expansion / Connectivity
3 x USB 3.0 - 9 pin USB Type A ( external ) ¦ 1 x USB 3.0 ( internal )
1 x PCI Express
Software / System Requirements
Drivers & Utilities
Microsoft Windows Server 2008 R2, Microsoft Windows Vista (32/64 bits), Microsoft Windows 7 (32/64 bits), Microsoft Windows XP (32/64 bits), Microsoft Windows Server 2003 (32/64-bits), Windows 8 (32/64 bits)
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