5-103166-8 is a wire-to-board header connector that is part of the AMPMODU Mod IV interconnection system. It features a 0.100 inch (2.54 mm) centerline spacing and is designed to mate with Mod IV wire-applied contacts and housings. The header supports wire sizes ranging from 32-20 AWG (0.03-0.6 mm²) and offers a contact current rating of 3 amperes. The system provides dual cantilever contact beams with built-in anti-overstress features for reliable matings, and receptacles mate with 0.025 inch (0.64 mm) square or round posts. This header is suitable for wire-to-board applications requiring reliable connections and is UL recognized (File No. E28476) and CSA certified (File No. LR 7189).