3-102203-4 is a single-row right-angle (SR RA) header from the AMPMODU Interconnection System, designed for board-to-board connections. This connector features a 0.100 inch (2.54 mm) centerline pitch with a contact diameter of 0.035 ± 0.003 inches (0.89 ± 0.08 mm). The header is designed for through-hole mounting with a recommended PC board thickness of 0.055 inches (1.40 mm) minimum. It is compatible with AMPMODU wire-applied receptacles and MTE receptacles, making it suitable for a wide range of electronic interconnection applications. The product is RoHS compliant and available in multiple plating options.