Introducing the GCM40DKNI, a high-performance board-to-board PCB connector designed for demanding applications. This connector features a durable construction with PA9T and Phosphor Bronze materials, ensuring reliable connectivity. With a current rating of 3A and a voltage rating of 950VAC, it is suitable for power and signal transmission. The female connector has two rows and a threaded mount type, offering secure installation. Utilizing a card extender termination method with gold-plated phosphor bronze contacts, it ensures low contact resistance and long-term durability. With a pitch of 3.96mm and 80 positions, it allows for high-density connections. Operating in a wide temperature range from -65 to 125°C, it is ideal for harsh environments. The connector's cantilever contact type and straddle orientation further enhance its performance. Its compact size, with a height of 13.97mm and width of 9.4mm, makes it suitable for space-constrained applications. With matte tin termination plating, it complies with RoHS regulations. Whether used in aerospace, military, or industrial applications, the GCM40DKNI ensures reliable and efficient board-to-board connections.