StarTech.com US1GC30DB USB-C to Gigabit Ethernet Adapter - 1Gbps RJ45 NIC for USB-C/Thunderbolt 3 Laptops
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Product Features
Technical Overview
At its core, the adapter utilizes the ASIX AX88179 chipset, a proven solution for USB-to-Ethernet conversion that ensures robust performance and compatibility. The USB 3.0 Type-C host interface supports both USB 3.0/3.1 and Thunderbolt 3 connections, providing flexibility across a wide range of laptops including Apple MacBook, Microsoft Surface, and HP EliteBook models.
Network communication operates on 10/100/1000Base-T standards with auto-negotiation, VLAN support, Wake on LAN, and IPv4/IPv6 checksum offloading for efficient data handling. The adapter draws power directly from the USB connection, eliminating the need for external power supplies and enhancing portability.
Relevant factors for this section include Chipset Model, Host Interface, Total Number of Ports, Number of Network (RJ-45) Ports. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
This adapter stands out through its combination of performance, compatibility, and user-friendly design. The compact, cable-free form factor makes it exceptionally portable while maintaining professional-grade network capabilities.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Universal Compatibility, Enterprise-Grade Features.
Universal Compatibility
Works with Windows XP through Windows 10, Windows Server 2016, Linux LTS Kernel 3.14+, macOS 10.11 to 10.15, and Chrome OS without requiring additional drivers in most cases.
- Driverless operation on supported systems
- Broad OS coverage
Enterprise-Grade Features
Includes advanced networking capabilities such as 9K jumbo frame support, VLAN tagging, and Wake on LAN functionality for managed network environments.
- Jumbo frame support
- VLAN and Wake on LAN
Deployment / Use Cases
This USB-C to Ethernet adapter serves multiple critical functions in professional and mobile computing scenarios. It provides a reliable wired connection alternative when working in locations with congested Wi-Fi networks or where security protocols mandate physical network connections.
Ideal for IT professionals, business travelers, and remote workers who need consistent network performance for video conferencing, large file transfers, or accessing corporate resources. The adapter also functions well in temporary office setups, trade show environments, or any situation where establishing a quick, stable network connection is paramount.
Mobile Office Solution
Enables secure, high-speed Ethernet connectivity for laptops during business travel, client site visits, or co-working spaces where network reliability is crucial.
IT Troubleshooting Tool
Provides network administrators with a portable testing interface for diagnosing network issues, configuring equipment, or establishing direct connections to network infrastructure.
Physical Profile
The adapter features a sleek black desktop form factor measuring just 2.40" wide by 3" deep by 0.60" high, with a weight under 2 ounces. This minimal footprint allows it to sit discreetly on any work surface without occupying significant space. The compact design, combined with its cable-free construction, makes it exceptionally easy to transport in laptop bags or pockets while maintaining professional aesthetics.
- Width
- 2.40" (60.96 mm)
- Depth
- 3" (76.20 mm)
- Height
- 0.60" (15.24 mm)
- Weight
- 1.90 oz (53.86 g)
Highlights
- Provides 1Gbps wired Ethernet connectivity via USB-C or Thunderbolt 3
- Compact, lightweight design at just 1.90 oz for maximum portability
- Driverless plug-and-play operation across multiple operating systems
- Compatible with Apple MacBook, Microsoft Surface, HP EliteBook and similar laptops
- Supports advanced networking features including VLAN and Wake on LAN
- Powered directly through USB connection - no external power required
- Backed by StarTech.com 2-year warranty and lifetime technical support
- RoHS and WEEE compliant for environmental responsibility
Specifications
| Specifications | |
|---|---|
| Manufacturer | StarTech.com |
| Manufacturer Part Number | US1GC30DB |
| Brand Name | StarTech.com |
| Product Name | USB-C to Gigabit Ethernet Adapter - USB 3.0 |
| Packaged Quantity | 1 Each |
| Product Type | Gigabit Ethernet Adapter |
| Technical Information | |
| Chipset Model | ASIX - AX88179 |
| Interfaces/Ports | |
| Host Interface | USB 3.0 Type C |
| Total Number of Ports | 1 |
| Number of Network (RJ-45) Ports | 1 |
| Media & Performance | |
| Media Type Supported | Twisted Pair |
| Network & Communication | |
| Network Technology | 10/100/1000Base-T |
| Physical Characteristics | |
| Color Family | Black |
| Product Color | Black |
| Form Factor | Desktop |
| Height | 0.60" (15.24 mm) |
| Width | 2.40" (60.96 mm) |
| Depth | 3" (76.20 mm) |
| Weight (Approximate) | 1.90 oz (53.86 g) |
| Miscellaneous | |
| Device Supported | Notebook,Computer,Tablet |
| Environmentally Friendly | Yes |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS),Waste Electrical and Electronic Equipment Directive (WEEE) |
| Country of Origin | China |
User Manual
FAQ
What types of devices are compatible with this USB-C Ethernet adapter?
The adapter works with laptops, notebooks, computers, and tablets featuring USB-C or Thunderbolt 3 ports. This includes Apple MacBook/MacBook Pro, Microsoft Surface series, HP EliteBook, and many other modern portable devices. It supports both USB 3.0/3.1 Type-C connections and Thunderbolt 3 interfaces for broad compatibility across current computing hardware.
Does this adapter require separate drivers or software installation?
The adapter offers driverless plug-and-play functionality on most modern operating systems. It's compatible with Windows XP through Windows 10, Windows Server 2016, Linux LTS Kernel 3.14 and later, macOS 10.11 to 10.15, and Chrome OS without requiring additional drivers. Some older operating systems may benefit from driver updates, but most users experience immediate recognition and operation.
What network speeds does this Gigabit Ethernet adapter support?
This adapter supports full Gigabit Ethernet speeds up to 1 Gbps (1000 Mbps) through its RJ45 port. It automatically negotiates connection speeds with compatible network equipment at 10/100/1000 Mbps rates. The adapter maintains stable Gigabit performance for data-intensive applications including video streaming, large file transfers, and real-time collaboration tools.
Can I use this adapter with Thunderbolt 3 ports on my laptop?
Yes, the adapter is fully compatible with Thunderbolt 3 ports in addition to standard USB 3.0/3.1 Type-C connections. This dual compatibility ensures it works with a wide range of modern laptops, including those from Apple, Dell, Lenovo, and HP that feature Thunderbolt 3 technology. The adapter leverages the same physical connector while supporting both interface standards.
What advanced networking features does this adapter include?
Beyond basic connectivity, the adapter supports enterprise networking features including 9K jumbo frames for improved large packet performance, VLAN tagging for network segmentation, Wake on LAN for remote device management, and IPv4/IPv6 checksum offloading to reduce CPU utilization. These features make it suitable for both simple home office use and managed corporate network environments.
What warranty and support does StarTech.com provide for this product?
StarTech.com backs this USB-C to Gigabit Ethernet Adapter with a 2-year warranty covering manufacturing defects and performance issues. Additionally, they provide free lifetime 24/5 multilingual technical support based in North America. This comprehensive support package ensures assistance is available during business hours for installation, troubleshooting, and compatibility questions throughout the product's lifespan.
| Qty | Price | Available |
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