The 2-5179030-1, a high-performance board-to-board PCB connector designed for signal applications. With a compact .8mm pitch and 40 positions arranged in 2 rows, this connector offers efficient power delivery with a voltage rating of 100V AC and a contact amperage of .5A. Featuring gold-plated brass contacts, it ensures reliable signal transmission while meeting UL 94V-0 flammability standards for enhanced safety. The connector is suitable for use in a wide range of operating environments, with an impressive temperature range of -40 to 257°F. Its vertical mount orientation and stackable design make it ideal for mezzanine board configurations, with positioning bosses for easy PCB alignment. With a package quantity of 22 and available in a tube or box & tube packaging, the 2-5179030-1 is perfect for high-volume assembly in various electronic devices.