Use first-gen Thunderbolt and Thunderbolt 2 devices with a new Thunderbolt 3 computer
Thunderbolt 3 to Thunderbolt Adapter / Thunderbolt 3 USB C to Thunderbolt / USBC / Thunderbolt 3 USB Type-C to Thunderbolt
Compatible with first-gen Thunderbolt & Thunderbolt 2 devices
Supplies power for bus-powered devices
Thunderbolt Certified
Works with Thunderbolt 3 computers such as the latest models of Dell XPS & Dell Precision & MacBook Pro
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Overview
Specs
Reviews (10)
Thunderbolt 3 to Thunderbolt Adapter Use legacy Thunderbolt devices with your new Thunderbolt 3 computer.
Learn more about the STARTECH TBT3TBTADAP
Model
Brand
StarTech.com
Model
TBT3TBTADAP
Type
Thunderbolt Cable
Color
Black
Details
Connector Number
2
Connector Detail
Connector A 1 - Thunderbolt™ 3 USB-C (24-pin) Male Connector B 1 - Thunderbolt™ 2 (20 pin) Female
Terminal Gender
Male to Female
Thunderbolt 3
Yes
Features
Features
Use legacy Thunderbolt devices with your new Thunderbolt 3 computer Thunderbolt 3 to Thunderbolt Adapter Thunderbolt 3 USB C to Thunderbolt Thunderbolt 3 USB Type-C to Thunderbolt Compatible with Thunderbolt 1 and Thunderbolt 2 specifications Peer-to-peer networking between older Thunderbolt laptops and newer Thunderbolt laptops Works with newer Thunderbolt 3 computers such as the latest models of Dell XPS & Dell Precision & more Guaranteed reliability with a 2-Year warranty
Group
Length
0.5 ft.
Additional Information
First Listed on Newegg
February 24, 2026
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.