5-104550-2 is a 20-position double row vertical surface-mount receptacle connector from the AMPMODU System 50 interconnection system. It features a glass-filled thermoplastic housing in black with UL 94V-0 flammability rating, and copper alloy contacts with duplex plating including 0.000030 inch gold in the mating area, 0.000150 inch tin on solder posts, and 0.000050 inch nickel underplating. The connector has a 0.050 x 0.100 inch centerline spacing with dimension A of 0.544 inch [13.82 mm], dimension B of 0.450 inch [11.43 mm], and dimension C of 0.650 inch [16.51 mm]. This RoHS compliant connector is designed for board-to-board applications and is available in tube packaging, with a tape and reel variant (5-147378-2) also available for automated assembly processes.