The MOLEX 55909-3474 SlimStack connector is a board-to-board solution designed for applications demanding a compact and reliable connection. With a 0.40mm pitch and J-bend configuration, it offers a space-saving design suitable for densely populated circuit boards. The connector supports 34 circuits and is available with mated heights of 1.50mm or 1.80mm and mated widths of 3.40mm or 4.20mm. It is constructed with brass and features gold plating on both the mating and termination interfaces, ensuring excellent signal transmission and durability. Its vertical orientation and surface mount termination style make it versatile for various PCB designs. The connector is RoHS compliant and suitable for operating temperatures ranging from -25°C to +85°C.