StarTech.com USB31000SPTB USB 3.0 to Gigabit Ethernet Adapter with USB Port - Black - Gigabit RJ45 & USB 3.0 Passthrough
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Product Features
Technical Overview
Engineered with the ASIX AX88179A chipset, this USB NIC adapter ensures native compatibility and reliable Gigabit Ethernet performance. It supports standard network features including Auto MDIX for automatic crossover detection and correction, Wake-On-LAN for remote power management, and VLAN Tagging for network segmentation.
The adapter achieves Gigabit speeds (10/100/1000 Mbps) over standard twisted-pair cabling, making it suitable for office networks, home setups, and professional environments requiring consistent throughput. Its single-port design focuses on delivering a dedicated, high-performance Ethernet connection without compromising on essential networking capabilities.
Relevant factors for this section include Host Interface, Total Number of Ports, Number of Network (RJ-45) Ports, Media Type Supported. 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 by combining Gigabit Ethernet connectivity with a practical USB 3.0 passthrough port, addressing two common connectivity needs in a single device. Its compact and lightweight construction makes it an ideal travel companion for professionals who require reliable wired networking on the go.
Dual-Function Design
Adds both a Gigabit Ethernet port and a USB 3.0 port, preserving your laptop's USB connectivity while expanding network capabilities.
- Gigabit RJ45 for wired networking
- USB 3.0 passthrough for peripherals
Broad Compatibility
Works with a wide range of operating systems including Windows, macOS, Linux, and Chrome OS, ensuring flexibility across different IT environments.
- Windows 7 and up
- macOS 10.14+
- Linux Kernel 2.6.25+ LTS
Included Software Utilities
Comes with an application that provides MAC Address Changer and Wi-Fi Auto Switch tools, enhancing network management and security.
- MAC Address Changer
- Wi-Fi Auto Switch
Deployment / Use Cases
This USB Ethernet adapter is particularly valuable for modern ultrabooks and compact desktops that sacrifice Ethernet ports for thinner designs. It enables these devices to connect directly to corporate networks, servers, or high-speed internet connections where Wi-Fi may be unstable or insecure.
Common deployment scenarios include providing temporary wired network access in conference rooms, enabling faster file transfers in creative studios, connecting point-of-sale systems, and ensuring reliable connectivity for remote workers. The USB passthrough port allows simultaneous connection of a USB device like a security dongle, external drive, or keyboard while maintaining network access.
Mobile Workstation Enhancement
Ideal for business laptops used in office environments where wired network reliability is preferred over Wi-Fi for critical applications.
Compact Desktop Solution
Perfect for small form factor desktops and all-in-one PCs that lack built-in Ethernet, providing network connectivity without internal expansion.
Physical Profile
Measuring just 1.40 inches wide and 0.70 inches high, this adapter has a minimal desktop footprint that fits discreetly on any workspace. The black finish matches most computer peripherals, while the lightweight 1.60-ounce design adds negligible bulk to your mobile setup. The desktop form factor is stable for stationary use, and the compact dimensions make it easy to store in a laptop bag or desk drawer.
- Width
- 1.40" (35.56 mm)
- Height
- 0.70" (17.78 mm)
- Weight
- 1.60 oz (45.36 g)
What's in the Box
The adapter comes complete with everything needed for immediate deployment.
Highlights
- Adds Gigabit Ethernet port via USB-A connection
- Includes USB 3.0 passthrough port for additional peripherals
- Compact black desktop form factor for portability
- ASIX AX88179A chipset for reliable performance
- Supports Wake-On-LAN and VLAN Tagging
- Auto MDIX for automatic cable correction
- Broad OS compatibility: Windows, macOS, Linux, Chrome OS
- USB bus-powered - no external adapter needed
- Includes MAC Address Changer and Wi-Fi Auto Switch utilities
- Environmentally compliant with EU RoHS standards
Specifications
| Specifications | |
|---|---|
| Manufacturer | StarTech.com |
| Manufacturer Part Number | USB31000SPTB |
| Brand Name | StarTech.com |
| Product Name | USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black |
| Packaged Quantity | 1 Each |
| Product Type | Gigabit Ethernet Adapter |
| Interfaces/Ports | |
| Host Interface | USB |
| 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 | 0.70" (17.78 mm) |
| Width | 1.40" (35.56 mm) |
| Weight (Approximate) | 1.60 oz (45.36 g) |
| Miscellaneous | |
| Package Contents | USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black 1 x Driver CD 1 x Instruction Manual |
| Device Supported | PC |
| Environmentally Friendly | Yes |
| Environmental Certification | EU RoHS |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) 2,Registration, Evaluation, Authorization and Restriction of Chemicals (REACH),Waste Electrical and Electronic Equipment Directive (WEEE) |
| Country of Origin | China |
User Manual
FAQ
What devices are compatible with this USB Ethernet adapter?
This adapter works with laptops, desktops, and 2-in-1 computers that have a USB-A port. It is compatible with Windows 7 and later versions, Windows Server, macOS 10.14 and up, Linux Kernel 2.6.25 and up (LTS versions only), and Chrome OS. The ASIX AX88179A chipset ensures native compatibility across these platforms.
Does this adapter require external power or drivers?
The adapter is USB bus-powered, meaning it draws power directly from your computer's USB port without needing an external power adapter. It includes a driver CD for systems that require specific drivers, though many modern operating systems have built-in support. The included utilities provide additional functionality like MAC address changing.
What is the purpose of the USB 3.0 passthrough port?
The integrated USB 3.0 passthrough port allows you to connect an additional USB peripheral (such as a flash drive, mouse, or security dongle) without using another USB port on your computer. This is particularly useful for laptops with limited USB ports, enabling both wired networking and peripheral connectivity simultaneously.
What network features does this adapter support?
Beyond basic Gigabit Ethernet, this adapter supports Auto MDIX for automatic crossover cable detection and correction, Wake-On-LAN for remote computer wake-up, and VLAN Tagging for network segmentation. These features make it suitable for both simple home networks and managed business environments.
How portable is this Ethernet adapter?
With dimensions of 1.40" wide x 0.70" high and a weight of just 1.60 ounces, this adapter is highly portable. Its compact desktop form factor fits easily in laptop bags or pockets, making it ideal for travelers who need reliable wired networking in different locations. The bus-powered design means no extra power bricks to carry.
What comes in the package with this adapter?
The package includes the USB 3.0 to Gigabit Ethernet Adapter in black, a driver CD with installation software and utilities (MAC Address Changer and Wi-Fi Auto Switch), and an instruction manual. Everything needed for setup and use is provided in the box.
| Qty | Price | Available |
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