Log in / register My Account
$0.00
Vantec

Vantec USB 3.0 Gigabit Ethernet Adapter

$36.99
$27.42 SAVE $9.57
None availableas of 03/30/2026

Ships when available. Free shipping on most items when you spend $100 or more.

Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Protect this device

Plans are optional and can be left off. Your order is unchanged unless you add one.

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

Vantec introduces the USB 3.0 Gigabit Ethernet Adapter bringing you gigabit ethernet through your USB port. With the ease through a single USB connection, you can gain gigabit network speeds of up to 1000Mbps. This is a convenient solution for systems such as Ultrabooks or Macbook Airs that do not already have a RJ-45 connector. Bring gigabit ethernet to your system with the Vantec USB 3.0 Gigabit Ethernet Adapter.

Technical specifications

General Information

Manufacturer Vantec Thermal Technologies
Manufacturer Part Number CB-U300GNA
Manufacturer Website Address http://www.vantecusa.com
Brand Name Vantec
Product Model CB-U300GNA
Product Name USB 3.0 Gigabit Ethernet Adapter
Product Type Gigabit Ethernet Card

Interfaces/Ports

Host Interface USB 3.0
Total Number of Ports 1
Network (RJ-45) Yes
USB No
Serial Port No
Ethernet AUI No
XJACK No
PoE (RJ-45) Port No
Number of Network (RJ-45) Ports 1

Media & Performance

Media Type Supported Twisted Pair

Network & Communication

Network Technology 10/100/1000Base-T
InfiniBand No

Physical Characteristics

Form Factor Desktop
Height 0.7"
Width 1.2"
Depth 2.4"

Miscellaneous

Package Contents
  • USB 3.0 Gigabit Ethernet Adapter
  • Installation Guide
  • Driver CD
Device Supported Notebook
Platform Supported PCMac

Warranty

Limited Warranty 1 Year

Ratings and reviews

Do you own the Vantec CB-U300GNA?

Be the first to write a review.

Displaying 1-10 of 70

Similar products you might also like

Network Interface Cards

Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.