SIIG 

SIIG LB-US0114-S1 USB 3.0 4-PORT (EXT) PCIE HOST CARD

Mfg Part Number:  LB-US0114-S1  
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Price: $40.04
Quantity:
In Stock: 28
Last Updated: Feb 07, 2026
No Sales Tax except these states
, PO and Wire.

Easily add four SuperSpeed USB 3.0 external ports to your desktop computer via a PCI Express slot to enhance your system, 5Gb/s data transfer rate and provides up to 900mA power output per port with over-current protection to ensure smooth and reliable data transmission, a great USB port expansion solution to enable additional external device connections for maximum productivity

Features | Adds 4 USB 3.0 Ports

Easily expands your system's connectivity via a single PCIe slot

High-Speed Data Transfer

Supports SuperSpeed USB 3.0 data transfer rates up to 5Gbps providing fast and smooth data transmission (actual speed depends on connected device capabilities)

Powered Ports with Protection

Each port provides power output up to 900mA and features Over-Current protection to further protect your connected devices

PCI Express 2.0 Specification and PCIe X1 Interface

The expansion card supports hardware platforms such as Intel and AMD, and fits in PCI Express x4, x8, and x16 slots. Horizontal USB ports enhance compatibility with different computer cases, reduce the risk of port clearance issues, and accommodate a wider range of USB devices and cables.

Widely Compatible

Widely compatible with multiple systems, such as Windows® 10 / 8x / 7 / Vista / XP (32-/64-bit), Windows® Server 2016 to 2008 R2 (32-/64-bit)

Molex Power Connector Required

Requires connection to your system's Molex power supply for full functionality

UASP Support

Supports UASP (USB Attached SCSI Protocol) and increases data transfer speed with external storage devices especially for SSDs and other UASP-enabled devices

Main Specification
General Information
Manufacturer SIIG, Inc
Manufacturer Part Number LB-US0114-S1
Manufacturer Website Address http://www.siig.com
Brand Name SIIG
Product Name USB 3.0 4-Port (Ext) PCIe Host Card
Product Type USB Adapter
Technical Information
Host Interface PCI Express 2.0 x16
Media & Performance
Data Transfer Rate 640 MB/s
UASP Support Yes
Interfaces/Ports
USB Version 3.0
Total Number of USB Ports 4
Number of USB 3.0 Ports 4
USB Connector Type Type-A
Software
Operating System Supported Windows XP
Operating System Supported Windows Vista (64-bit)
Operating System Supported Windows Server 2016
Operating System Supported Windows Server 2008 (64-bit)
Operating System Supported Windows 8 64-bit
Operating System Supported Windows Server 2003 (64-bit)
Operating System Supported Windows 10
Operating System Supported Windows Server 2012
Operating System Supported Windows Server 2012 R2
Operating System Supported Windows Vista
Operating System Supported Windows XP (64-bit)
Operating System Supported Windows Server 2003
Operating System Supported Windows 10 (64-bit)
Operating System Supported Windows 7 (64-bit)
Operating System Supported Windows Server 2012 (64-bit)
Operating System Supported Windows 8
Operating System Supported Windows Server 2008 R2
Operating System Supported Windows Server 2016 (64-bit)
Operating System Supported Windows Server 2008
Operating System Supported Windows 7
Physical Characteristics
Color Family Black
Product Color Black
Form Factor Plug-in Card
Height 0.8"
Width 4.7"
Depth 3.1"
Weight (Approximate) 1.60 oz
Miscellaneous
Package Contents
  • USB 3.0 4-Port (Ext) PCIe Host Card
  • Spare Screws
  • Driver CD
  • Installation Guide
Application/Usage Solid State Drive
Application/Usage Hard Drive
Application/Usage Printer
Application/Usage Writing Board
Application/Usage Gaming Controller
Application/Usage Smartphone
Application/Usage Desktop
Application/Usage Cable
Application/Usage Flash Drive
Application/Usage Tablet
Application/Usage Camera
Platform Supported PC
Country of Origin China
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Warranty
Limited Warranty 1 Year
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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