1-5102154-2 is a vertical PCB mount pin header designed for ribbon cable interconnect solutions. This connector features 64 positions with 0.100" x 0.100" (2.54 x 2.54 mm) centerlines and a 0.025" (0.64 mm) square post configuration. The pin header has a soldertail length of 0.110" (2.79 mm) and contact plating finish B. It is designed to mate with System 50 receptacles and is RoHS compliant. This connector is commonly used in cable-to-board applications where reliable ribbon cable connections are required.