| Product Type | Network Adapter |
| Form Factor | Plug-in card (low profile and full-height brackets included) |
| Weight | 82 g |
| Power Requirements | Requires SATA power connector |
| Chipset | Renesas / NEC µPD720202 and Realtek RTL8111G |
| Bus Type | PCI Express 2.0 x1 |
| Bracket Type | Low-profile (included), Full-height (pre-installed) |
StarTech PEXUSB3S3GE PCIe USB 3.0 & Gigabit Ethernet Adapter Card

Key Benefits
Eye-Insights™ by Eye-In Technologies
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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.
- Combines USB 3.0 and Gigabit Ethernet into one card, saving expansion slots
- Supports high-speed data transfer up to 5 Gbps ideal for modern peripherals
- Designed for compatibility with standard and low-profile PCs ensuring flexibility
Product Overview
Running low on expansion slots Merge USB 3.0 and GbE into a single PCIe combo card - 3 Port PCI Express USB 3.0 Card + Gigabit Ethernet - Fits Standard Low-Profile PCs - UASP - SATA Power - USB 3 with Network Adapter Card - Backward CompatibleSpecifications
Product Overview
Wireless Features
Compliance & Origin
| RoHS Compliant | Yes |
| TAA Compliant | Yes |
| Country of Origin | Taiwan |
| Certifications | CE, FCC, REACH |
| WEEE Compliant | Yes |
Advanced Security Features
| MAC Address Filtering | |
| PXE Boot Support | Yes |
| Wake-on-LAN (WoL) | Yes |
Interfaces
| Interface Type | PCI Express |
| Ports | 3 x USB 3.0 Type-A, 1 x RJ-45 (Gigabit Ethernet) |
| USB Port Quantity | 3 |
| USB Standard | USB 3.0/3.1 Gen 1 |
| USB Max Data Transfer Rate | 5 Gbps |
| Ethernet Port Quantity | 1 |
| Ethernet Standards | 10/100/1000 Mbps |
| Ethernet Data Transfer Rate | 1 Gbps |
| USB Features | UASP support |
| Network Protocols Supported | IEEE 802.3, 802.3u, 802.3ab |
| Flow Control Support | IEEE 802.3x full duplex |
| VLAN Tagging Support | IEEE 802.1Q |
| QoS Support | IEEE 802.1p Layer 2 Priority Encoding |
Physical & Environmental
| Dimensions (W x D x H) | 17.8 mm x 76.2 mm x 119.4 mm (0.7 x 3 x 4.7 in) |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Storage Temperature | -10°C to 85°C (14°F to 185°F) |
| Operating Humidity | 20% to 80% RH (non-condensing) |
| Storage Humidity | 15% to 90% RH (non-condensing) |
| Enclosure Color | Red |
| MTBF | 107,599 hours |
Cloud Management & Licensing
| Management Interface | |
| Subscription or Licensing Required |