This custom adapter cable connects the internal 6-pin PCIe power connector to your Pro Tools|HDX card’s 4-pin power connector socket, delivering the auxiliary power the card needs to operate.
Thunderbolt 3 Cable (40Gpbs; 0.5-meter)
Thunderbolt 3 Cable (40Gbps; 1-meter)
Thunderbolt Cable (Copper; 0.5-meter)
Thunderbolt Cable (Copper; 1-meter)