The MOLEX / WALDOM 171813-0004 is a KK 396 RPC vertical header within the KK Interconnect System. It's designed for versatile applications including board-to-board, power, signal, and wire-to-board connections. The header features a 3.96mm pitch, tin plating, and a pin length of 17.02mm. It's suitable for environments requiring durability and reliable signal transmission, with a maximum current rating dependent on material and orientation. Refer to the product specification for detailed operating temperature ranges and other critical parameters.