Thunderbolt 3 Upgrade Card (for Echo Express III-D & III-R) M.2 SSDs Replace the original Thunderbolt 3

Replace the original Thunderbolt 3 interface card with the Sonnet Thunderbolt 5 upgrade card to instantly unlock higher performance and support for the latest Thunderbolt 5 computers

Because each PCIe card slot’s Thunderbolt 5 interface includes two Thunderbolt ports

Straightforward Installation – Under Desk

Adds Four USB-C 10Gbps Ports to Your Computer

Thunderbolt 3 Upgrade Card (for Echo Express III-D & III-R) M.2 SSDs Replace the original Thunderbolt 3Part No. BRD UPGRTB3 E3. Step Up to 40Gbps Thunderbolt 3 Sonnet designed the Echo Express III D and III R Thunderbolt 2 to PCIe card expansion system to be easily upgraded to 40Gbps Thunderbolt 3. Simply replace the existing Thunderbolt interface board with the upgrade board, and then your chassis will instantly support higher performance, and connect to your Thunderbolt computer without the need for an adapter. Upgrade Instead of Adapting Why adapt