Gold Plating vs. Tin — Mating Cycle Life
The 68021-110HLF: The sibling 68021-210HLF carries 15.0µin gold — half the thickness — which halves the rated mating cycles.
Board-to-Board Style, Unshrouded Push-Pull Mating
The unshrouded design gives visual access to solder joints and allows the mating receptacle to sit flush against the PCB.
