Samtec Inc. Header, 2.54Mm, Though Hole Vertical, 56 Position; Connector Systems Samtec HTSW-128-07-T-D

The Header, 2.54mm, Through Hole Vertical, 56 Position (part number 85T2165) from Samtec is designed for board-to-board applications with a pitch spacing of 2.54mm. It features two rows and a total of 56 contacts, making it suitable for various connectivity needs. The header is constructed with a black glass-filled polyester insulator and utilizes phosphor bronze for the terminals, which are available with either gold or tin plating over nickel. This component operates within a temperature range of -55¬8C to +125¬8C when gold-plated, and -55¬8C to +105¬8C with tin plating. The voltage ratings vary depending on the mating connector, with a maximum of 550 VAC when mated with SSW connectors. The current rating per pin varies based on the mating connector type, with values ranging from 4.3 A to 6.3 A. The product is RoHS compliant and lead-free solderable, making it suitable for modern electronic applications. Engineers should consider this header for projects requiring reliable and robust connections in compact spaces.