What this part is and what it does
The Molex 2132741003 is a PowerPlane series busbar clip assembly — a screw-terminated power distribution point designed to clamp onto a busbar, not a traditional wire-to-board or board-to-board connector. The Busbar Clip terminal type tells you this is the mechanical and electrical interface that taps power from a flat copper busbar in a high-current distribution panel or power supply chassis. Termination is via screw, meaning field installation with a standard tool — no crimp die, no solder iron. The black housing is a visual identifier for panel wiring; the tray packaging suits high-volume assembly lines feeding pick-and-place or kitting operations.
Sourcing posture
The base product number 213274 covers the family; the -1003 suffix identifies this specific busbar clip variant.