StarTech 4 Independent Port PCIe USB 2.0 Adapter Card
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Mfg Part No.
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Product Information for StarTech 4 Independent Port PCIe USB 2.0 Adapter Card

Highlights for StarTech 4 Independent Port PCIe USB 2.0 Adapter Card

  • Form Factor:Plug-in Card
  • Host Interface:PCI Express
  • Number of Ports:4
  • Data Transfer Rate:480 Mbps USB 2.0 High Speed

Marketing Information

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. This product is backed by's Lifetime Warranty and FREE LIFETIME technical support.


  • Ports: 4 x Type A Female USB 2.0 - USB External
  • Environmental Conditions

    General Information

  • Product Type: USB Adapter
  • Manufacturer Part Number: PEXUSB400
  • Manufacturer Website Address:
  • Manufacturer:
  • Product Model: PEXUSB400
  • Product Name: 4 Independent Port PCIe USB 2.0 Adapter Card
  • Brand Name:
  • Miscellaneous

    Green Compliance


    Green Compliance Certificate/Authority


    Physical Characteristics

  • Dimensions: 2.69" Height x 3.43" Width x 0.83" Thickness
  • Weight (Approximate): 1.76 oz
  • Form Factor: Plug-in Card
  • Power Description

    Processor & Chipset



    Technical Information

  • Host Interface: PCI Express
  • Data Transfer Rate: 480 Mbps USB 2.0 High Speed
  • Platform Support: PC
  • Warranty

  • Standard Warranty: Lifetime