Product Type | USB 3.0 PCIe Expansion Card |
Form Factor | Plug-in card |
Manufacturer Part Number | PEXUSB3S11 |
UPC | 065030840040 |
Color | Red |
Power Requirements | Standard PCI Express slot power + SATA power connector |
Chipset | Renesas / NEC µPD720202 |
UASP Support | Yes |
OS Compatibility | Windows 11/10/8.1/8/7, Linux 3.5+, macOS 10.6+ |
StarTech 2-Port PCIe USB 3.0 Card (1 Internal, 1 External) - PEXUSB3S11





Key Benefits

Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Enables both internal and external USB 3.0 access, making it ideal for secure dongles or external peripherals
- Supports fast 5 Gbps data transfer—perfect for backup, media, or file-heavy workflows
- TAA compliance and RoHS certification make it suitable for government and enterprise environments
Product Overview
Add one internal and one external SuperSpeed USB 3.0 to your PC - 2 port PCI Express SuperSpeed USB 3.0 Card with UASP Support - 1 Internal 1 External - Dual Port PCIe USB 3.0 Adapter - PCI Express USB 3.0 ControllerSpecifications
Product Overview
Wireless Features
Compliance & Origin
RoHS Compliant | Yes |
TAA Compliant | Yes |
Certifications | CE, FCC |
Country of Origin | Taiwan |
Advanced Security Features
Interfaces
Interface Type | PCI Express 2.0 x1 |
Ports Provided | 2 (1 x external USB-A, 1 x internal USB-A) |
USB Standard | USB 3.0 (SuperSpeed) |
Total USB Ports | 2 |
External Port Type | 1 x USB 3.0 Type-A (9 pin) |
Internal Port Type | 1 x USB 3.0 Type-A (9 pin) - motherboard header style |
Data Transfer Rate | 5 Gbps (per port) |
Connectivity Technology | Wired |
Bandwidth | Up to 5 Gbps per port, shared throughput |
Physical & Environmental
Width | 4.7 in (120 mm) |
Depth | 2.8 in (70 mm) |
Height | 0.8 in (20 mm) |
Weight | 50 g (1.8 oz) |
Operating Temperature Range | 5°C to 50°C (41°F to 122°F) |
Storage Temperature Range | -25°C to 70°C (-13°F to 158°F) |
Humidity Range Operating | 15% - 90% non-condensing |
Humidity Range Storage | 15% - 90% non-condensing |
Included Accessories | Low profile bracket, installation guide |