Thunderbolt 3 Upgrade Card (for Echo Express SEL) Cables each driven by its own

each driven by its own dedicated Thunderbolt bus

and then plug in the connector and secure it to the reader by turning a thumbscrew

with a passthrough USB-C port to the rear-mounted Mac mini

or 3 peripherals

Thunderbolt 3 Upgrade Card (for Echo Express SEL) Cables each driven by its ownPart No. BRD UPGRTB3 SEL. Step Up to 40Gbps Thunderbolt 3 Sonnet designed the Echo Express SEL 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 when