Samtec Inc. Header, 2.54 Mm, Through Hole, 2 Rows, 40 Contacts; Connector Systems Samtec MTSW-120-22-L-D-430

The Header, 2.54 mm, Through Hole, 2 Rows, 40 Contacts (part number 94P1853) from Samtec features a pitch spacing of 2.54 mm and is designed for board-to-board applications. It is constructed with a modified .025" square post design, allowing for custom post heights. The header is available in both gold and tin plating options, with a temperature range of -55 ¬8C to +125 ¬8C when gold plated, and -55 ¬8C to +105 ¬8C with tin plating. The insulator material is black glass-filled polyester, and the terminal material is phosphor bronze. This product is RoHS compliant and suitable for lead-free soldering in specific configurations. It is important to note that this series is non-standard and non-returnable.