Samtec Inc. Header, 2.54 Mm, Through Hole, 2 Rows, 70 Contacts; Connector Systems Samtec MTSW-135-21-T-D-665

The Header, 2.54 mm, Through Hole, 2 Rows, 70 Contacts (part number 94P9845) is designed for board-to-board connections with a pitch spacing of 2.54 mm. It features a total of 70 contacts arranged in two rows, allowing for efficient space utilization in electronic designs. The connector is constructed with a modified .025" square post design, providing flexibility in post height customization. The insulator material is black glass-filled polyester, while the terminal material is phosphor bronze, with plating options available in gold or tin over nickel. This product is RoHS compliant and suitable for operating temperatures ranging from -55 ¬8C to +125 ¬8C with gold plating, and -55 ¬8C to +105 ¬8C with tin plating. The header is designed for through-hole mounting, making it compatible with various board configurations. Engineers should consider this product for applications requiring reliable and customizable board-to-board connections.