These black 4mm panel mounting sockets have tin plated brass inserts designed to accept a wide range of 4mm plugs. * Sockets have double flat to assist positive location in panel * Supplied with panel mounting hardware * Rated 10A 125V AC * Solder termination * SCI R1-22 series https://elecena.pl/product/27167702/truconnect-black-4mm-panel-mounting-socket 2024-11-07 https://elecena.pl/product/27167702/truconnect-black-4mm-panel-mounting-socket 2026-05-14