Startech IT
StarTech USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black (USB31000SPTB)
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- SKU:
- 18061920
- MPN:
- usb31000sptb
- Availability:
- Usually ships the same or next business day. In stock at our CA, GA, IL, PA warehouses.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 01/29/2026 01:08:56 PM PST
Bulk discount rates
Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 2 - 3 | and pay only $46.58 each 46.58 |
| Buy 4 | and pay only $45.02 each 45.02 |
| Buy 5 - 9 | and pay only $44.30 each 44.3 |
| Buy 10 or above | and pay only $42.86 each 42.86 |
- Stock Update:
- 01/29/2026 01:08:56 PM PST
Description
This item is brand-new, factory sealed.
Add a Gigabit Ethernet port and a USB 3.0 pass-through port to your laptop through a single USB 3.0 port. The USB31000SPTB USB 3.0 to Gigabit Ethernet Adapter lets you add a Gigabit network port to your laptop or Ultrabook™ computer through a USB 3.0 port, and features an integrated USB 3.0 pass-through port that keeps your USB port available for use with other peripherals. Each RJ45 port supports 10/100/1000 Mbps Ethernet and is fully compatible with IEEE 802.3i/u/ab standards.An ideal replacement LAN adapter or laptop accessory, this compact USB 3.0 NIC leverages the 5 Gbps speed of USB 3.0 to provide full gigabit bandwidth and also offers backward compatibility with USB 2.0 systems (speed limited by USB bus).
The adapter supports features such as IPv4/IPv6 packet Checksum Offload Engine (COE) and TCP large send offload to reduce the load on your CPU. Jumbo Frames, full-duplex operation with 802.3x flow control and VLAN tagging are also supported, making this an efficient and full-featured USB network adapter.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
Package Contents:
- USB 3 Gigabit Ethernet Adapter NIC w/ USB Port - Black
- 1 x Driver CD
- 1 x Instruction Manual
Features
Package Contents:
EU RoHS
Yes
PC
China
- USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black
- 1 x Driver CD
- 1 x Instruction Manual
Environmental Certification:
EU RoHS
Environmentally Friendly:
Yes
Operating System Compatibility:
Windows XP
Windows Vista
Windows 7
Windows 8
Windows 8.1
Windows 10
Windows 11
Windows Server 2003
Windows Server 2008 R2 Standard
Windows Server 2012
Windows Server 2016
Windows Server 2019
Windows Server 2022
Mac OS X 10.6 Snow Leopard
Mac OX 10.15 Catalina
Mac OS 11.3 Big Sur
Mac OS 13 Ventura
Linux 2.6.25 Torvalds
ChromeOS
Device Supported:
PC
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
Specs
| Physical Characteristics | |
| Form Factor | Desktop |
| Weight (Approximate) | 1.60 oz |
| Length | 5" |
| Product Color | Black |
| Height | 0.7" |
| Color Family | Black |
| Width | 1.4" |
| Interfaces/Ports | |
| Network (RJ-45) | Yes |
| Total Number of Ports | 1 |
| Host Interface | USB |
| USB | Yes |
| Serial Port | No |
| Ethernet AUI | No |
| PoE (RJ-45) Port | No |
| XJACK | No |
| Number of Network (RJ-45) Ports | 1 |
| General Information | |
| Brand Name | StarTech.com |
| Manufacturer Website Address | http://www.startech.com |
| Marketing Information | The USB31000SPTB USB 3.0 to Gigabit Ethernet Adapter lets you add a Gigabit network port to your laptop or Ultrabook™ computer through a USB 3.0 port, and features an integrated USB 3.0 pass-through port that keeps your USB port available for use with other peripherals. The RJ45 port supports 10/100/1000 Mbps Ethernet and is fully compatible with IEEE 802.3i/u/ab standards. The network adapter is the ideal laptop accessory for your Microsoft Surface™ Pro 4, Surface Pro 3, Surface 3, Surface Pro 2 or Surface Book. An ideal replacement LAN adapter or laptop accessory, this compact USB 3.0 NIC leverages the 5 Gbps speed of USB 3.0 to provide full gigabit bandwidth and also offers backward compatibility with USB 2.0 systems (speed limited by USB bus). The adapter supports features such as IPv4/IPv6 packet Checksum Offload Engine (COE) and TCP large send offload to reduce the load on your CPU. Jumbo Frames, full-duplex operation with 802.3x flow control and VLAN tagging are also supported, making this an efficient and full-featured USB network adapter. Backed by a StarTech.com 2-year warranty and free lifetime technical support. More from the Manufacturer More from the Manufacturer |
| Product Type | Gigabit Ethernet Adapter |
| Product Name | USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black |
| Manufacturer | StarTech.com |
| Manufacturer Part Number | USB31000SPTB |
| Packaged Quantity | 1 Each |
| Media & Performance | |
| Media Type Supported | Twisted Pair |
| Network & Communication | |
| InfiniBand | No |
| Network Technology | 10/100/1000Base-T |
Warranty Information
All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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StarTech USB 3.0 to Gigabit Ethernet Adapter NIC w/ USB Port - Black (USB31000SPTB)
$48.78