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PEXUSB312C3, 2 x USB Type-C Connector to PCI Express 3.0 x4 Add-On Card

  • SKU: 14936152
  • Manufacturer: STARTECH.COM
  • MPN: PEXUSB312C3
  • Availability: USUALLY SHIPS WITHIN 3-5 DAYS
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PEXUSB312C3, 2 x USB Type-C Connector to PCI Express 3.0 x4 Add-On Card PEXUSB312C3. 2-port 10Gbps USB C PCIe Card - USB 3.1 Gen 2 Type-C PCI Express Host Controller Add-On Card - Expansion Card - USB 3.2 Gen 2x1 PCIe Adapter 15W/port - Windows, macOS, Linux.

  • VERSATILE USE: This 2-port PCIE USB 3.1 card features a dual-profile design to fit into both standard and low-profile systems, and includes an optional SATA power connector for high power devices | Upgraded version of our popular USB card PEXUSB312C2
  • POWER: Expansion card w/ SATA power header supplies supplemental power to the USB Type-C ports (when motherboard power is insufficient) providing up to 5V 3A (15W) via the USB-C ports
  • MAX PERFORMANCE WITH USB STORAGE DEVICES: 2-port USB-C PCIe Card adapter supports USB Attached SCSI Protocol (UASP) optimizing USB performance w/ external storage devices like SSDs, HDDs, NVMe drives
  • COMPATIBILITY: Installs in full/low-profile PCIe 3.0 x4 desktop/server slot (lower performance w/ PCI-e 2.0); Windows/Linux/macOS w/auto driver install (Windows 8 & above); Works w/USB 3.2/3.1/3.0/2.0
  • THE STARTECH.COM ADVANTAGE: offers a 2-year warranty & free lifetime 24 hour technical support on this dual port USB-C PCI Express Add On Card w/ full & low profile bracket incl.
Warranty Information
Warranty 2 Years
Connector Type(s) 1 - PCI Express x4
Internal Ports 1 - SATA Power (15 pin)
External Ports 2 - USB 3.2 Gen 1 Type-C (24 pin, 5Gbps)
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -20°C to 85°C (-4°F to 185°F)
Humidity 20~80% RH
Ports 2
Interface USB 3.2 Gen 2
Bus Type PCI Express
Card Type Standard Profile (LP bracket incl.)
Port Style Integrated on Card
Industry Standards USB 3.2 Specification Rev. 2.0
USB Specification Rev. 2.0
PCI Express Base Specification Rev. 3.0
Intel xHCI Specification Rev. 1.1
UASP (USB Attached SCSI Protocol) Rev. 1.0
Chipset ID ASMedia - ASM3142
Packaging Information
Package Height 3 cm [1.2 in]
Package Length 17.3 cm [6.8 in]
Shipping (Package) Weight 120 g [4.2 oz]
Package Width 14.2 cm [5.6 in]
Maximum Data Transfer Rate 10Gbps
Type and Rate USB 3.2 Gen 2 - 10 Gbit/s
UASP Support Yes
Physical Characteristics
Product Height 1.8 cm [0.7 in]
Product Length 12.2 cm [4.8 in]
Weight of Product 0.0 kg [0.1 lb]
Product Width 8.0 cm [3.1 in]
Color Black
Material Steel
OS Compatibility Windows® 7, 8, 8.1, 10, 11
Windows Server® 2008 R2, 2012 R2, 2016, 2019
Linux® 3.5 to 4.11.x LTS version only
macOS Catalina (10.15)
macOS Mojave (10.14)
macOS High Sierra (10.13)
macOS Big Sur (11.0)
macOS Monterey (12.0)
Special Notes / Requirements
System and Cable Requirements PCI Express enabled computer or server with a PCI Express x4 slot or higher (x8, x16)
Optional SATA power connector
Note The card's USB-C ports are standard data throughput port. They do not support DP Alt Mode or USB Power Delivery.
The maximum throughput of this card is limited by the bus interface. PCI Express Gen 1.0 max throughput is 2.5Gbps. PCI Express Gen 2.0 max throughput is 5Gbps. PCI Express Gen 3.0 max throughput is 10Gbps.
What's in the Box
Included in Package 1 - USB 3.1 Card
1 - Low Profile Bracket
1 - Quick Start Guide