AXK6S40647YG is a P5KS series board-to-board connector header designed for compact, high-density interconnections in electronic assemblies. This header features 40 pin contacts with a 0.5 mm pitch and a 9.0 mm mated height, enabling low-profile board stacking while maintaining reliable signal transmission. The connector utilizes Tough Contact construction for enhanced contact reliability and resistance to adverse environments, with RoHS compliance for environmental sustainability. The extended effective mating length ensures secure insertion and retention even in space-constrained designs. This connector is ideal for applications requiring automatic mounting, high pin density, and reliable board-to-board connections in consumer electronics, industrial control systems, and portable devices.