104071-4 is a 20-position thru-hole header connector part of the AMPMODU Interconnection System, featuring 0.050 x 0.100 inch (1.27 x 2.54 mm) centerline spacing for reliable board-to-board connections. The connector is manufactured with gold-plated contacts (0.000150 inch tin on solder posts with 0.000050 inch nickel underplate) and has a dimension A of 1.130 inches (28.70 mm). It is available in both shrouded and unshrouded configurations with standard 0.100 inch (2.54 mm) post length, and is RoHS compliant. This header is commonly used in embedded systems, industrial control applications, and modular computing platforms where compact, high-density interconnections are required.