Samtec Inc. Header, 2.54Mm, Though Hole Vertical, 42 Position; Connector Systems Samtec TSW-121-14-T-D

The Header, 2.54mm, Through Hole Vertical, 42 Position (part number 12P2562) from Samtec is designed for board-to-board applications with a pitch spacing of 2.54mm. It features 42 contacts arranged in two rows, making it suitable for various electronic connections. The header is constructed with a black glass-filled polyester insulator and utilizes phosphor bronze terminals, which can be plated with either gold or tin over nickel. This product operates within a temperature range of -55 °C to +125 °C when gold-plated, and -55 °C to +105 °C 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 header is RoHS compliant and offers lead-free solderability options. Engineers should consider this product for applications requiring reliable electrical connections in compact spaces, particularly where high-temperature performance and compliance with environmental standards are critical.