Sonnet TCB-HDXB Power Cable for Avid HDX Card | Echo Express III-D/R

Preserve signal-critical production workflows with a power cable designed specifically for one Avid HDX card in a breakaway box, Echo Express III-D/R, or xMac environment. The Sonnet TCB-HDXB is not a general-purpose accessory; it is a purpose-built internal power lead intended to match the electrical and mechanical needs of supported expansion chassis configurations. In professional audio and post-production systems, the cost of a loose fit or improvised cabling is measured in downtime, troubleshooting, and interrupted sessions. This cable helps keep the HDX card properly powered inside the enclosure, supporting a cleaner internal layout and a more predictable installation path. For integrators and studio teams, that specificity matters: it reduces guesswork during deployment and helps maintain a stable hardware stack around mission-critical audio processing. Choose this cable when the system design calls for the exact part rather than a substitute. It is the right fit for installations where reliability, compatibility, and serviceability carry more weight than a lower-cost generic lead.