Add four independent USB 2.0 ports capable of a maximum transfer rate of 480Mbps per port to a PCI Express PC. The PEXUSB400 4 Port PCI Express USB 2.0 Adapter Card lets you connect up to 4 USB 2.0 external peripherals to your PCIe-enabled computer, with unique capability to provide full high-speed USB data transfer rates of up to 480 Mbps on each port independently. The high-speed adapter card installs easily in an x1 PCI Express slot, and with 4 independent USB 2.0 ports, can address up to 127 USB devices per port for a maximum of 508 USB devices. This adapter also includes one shared internal USB header for connecting internal USB 2.0 peripherals.
Features
Product Description: StarTech.com 4 Independent Port PCI Express USB 2.0 Adapter Card, USB adapter, 4 ports
Device Type: USB adapter
Form Factor: Plug-in module
Interface (Bus) Type: PCI Express
PCI Specification Revision: PCIe 1.1
Dimensions (WxDxH): 2.7 in x 3.4 in x 0.8 in
Weight: 1.8 oz
Ports Qty: 4 ports
Data Link Protocol: USB, Hi-Speed USB
Data Transfer Rate: 480 Mbps
System Requirements: Linux, Microsoft Windows Server 2003, Microsoft Windows Server 2008 R2, Microsoft Windows 2000/XP/Vista/7, Apple MacOS X 10.4.x or later
Manufacturer Warranty: Limited lifetime warranty
Options
StarTech PCI Express USB 2.0 Adapter Card: Supplies and Accessories Options
StarTech PCI Express USB 2.0 Adapter Card Specifications
Part # PEXUSB400
General
Device Type:
USB adapter, 4 ports
Form Factor:
Plug-in module
Interface (Bus) Type:
PCI Express
PCI Specification Revision:
PCIe 1.1
Width:
2.7 in
Depth:
3.4 in
Height:
0.8 in
Weight:
1.8 oz
Networking
Connectivity Technology:
Wired
Data Link Protocol:
USB, Hi-Speed USB
Data Transfer Rate:
480 Mbps
Expansion / Connectivity
Interfaces:
4 x Hi-Speed USB, 4 pin USB Type A
Compatible Slots:
1 x PCI Express
Miscellaneous
Compliant Standards:
CE, RoHS
Software / System Requirements
Software Included:
Drivers & Utilities
OS Required:
Linux, Microsoft Windows Server 2003, Microsoft Windows Server 2008 R2, Microsoft Windows 2000/XP/Vista/7, Apple MacOS X 10.4.x or later
Manufacturer Warranty
Service & Support:
Limited lifetime warranty
Service & Support Details:
Limited warranty, lifetime
Environmental Parameters
Min Operating Temperature:
32 °F
Max Operating Temperature:
158 °F
Humidity Range Operating:
5, 95%
StarTech PCI Express USB 2.0 Adapter Card Warranty Information
1.800.814.5410 
858.764.8900 Mon-Fri 6AM-4PM PT
