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Item#: N82E16815158104

StarTech 3 Port LP PCI Express 12V PoweredUSB Adapter Card - USB PlusPower

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  • PCI Express to USB Card
  • USB 2.0
  • Data Transfer Rate 480/12/1.5 Mbps

  • Specifications
  • Warranty & Returns
  • Reviews

Learn more about the STARTECH PEX312PUSBLP




PCI Express to USB Card
External USB Ports
3x 12V Powered USB male connectors
Internal USB Ports
1x Internal USB (9 pin) Header Connector for expansion
USB 2.0
Data Transfer Rate
480/12/1.5 Mbps
Operating Systems Supported
Windows 2000/ME/2003/XP/Vista
Note: Approximately 100W of spare power is required from the power supply when peripheral devices are connected and running
Bus Type: PCI Express
Card Type: Low Profile
Chipset ID: Renesas/NEC - D720101GJ
Connector Type(s): PCI Express x1 Male
External Ports: PoweredUSB 12V (8 pin
Host Side) Female
Included in Package: Instruction Manual
Powered USB Card
Internal Ports: IDC (10 pin ; Motherboard Header) Male
LP4 (4 pin ; Molex Large Drive Power) Male
Maximum Data Transfer Rate: 480Mbps
OS Compatibility: Windows® 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64), 2000, ME
Ports: 3
Product Length: 120.6 mm [4.7 in]
Product Weight: 200 g [7.1 oz]
Product Width: 69.2 mm [2.7 in]
Shipping (Package) Weight: 0.2 kg [0.4 lb]


Country of origin: China
3 external 12v Powered USB Connectors
Powered from either the PCI Express slot or the Power Supply of the P.C. with a standard LP4 connection
Can be linked to a daughter board or stand alone
Supplies power and data signals over hot-plugging USB cable
Select able power input
Backwards compatible with USB 1.1 and 2.0 standards and allow for hot-plugging
Bridged Chipset
No external power is required
Two internal USB connections can be used to expanded to the daughter board by connecting the USB header on the Main Board to the USB header on the daughter board using a USB cable
Cable locking mechanism
Maximum data transfer rate; 480 Mbps

Dimensions & Weight

4.75" L x 2.73" W
7.06 oz.
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 0 day
  • Read full details
  • Return Policies
    • Return for refund within: 30 days
    • Return for replacement within: 30 days
  • This item is covered by's Standard Return Policy.
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