Dubox 42-position board-to-board receptacle
The 91615-421LF is the 42-position member of Amphenol ICC (FCI)'s Dubox series of board-to-board receptacles, accepting a bottom or top entry mate.
Board lock and stack height
The board lock holds the 91615-421LF in place during solder reflow and resists shear from cable strain after mating.