The 147377-2 is a double-row, vertical shrouded header connector part of the AMPMODU System 50 interconnection system, designed for reliable board-to-board and cable-to-board connections with 0.050 x 0.100 inch [1.27 x 2.54 mm] centerline spacing. The connector features a glass-filled thermoplastic housing rated 94V-0, with copper alloy contacts duplex plated with 0.000030 inch [0.00076 mm] gold in the mating area and 0.000150 inch [0.00381 mm] tin on solder posts, underplated with 0.000050 inch [0.00127 mm] nickel for enhanced durability and corrosion resistance. The header accommodates 20 positions with a dimension A of 0.630 inches [16.00 mm] and features standard 0.100 inch [2.54 mm] post length, making it suitable for high-density interconnection applications in telecommunications, computing, and industrial equipment where compact, reliable connections are essential.