In electrical engineering, bi-metallic lugs are a necessary tool for aluminum cable to copper terminal connection in a safe and corrosion-free manner for various applications. The specialized connectors have an aluminum cable barrel and copper terminal palm, welded together with high-technology friction welding to avoid galvanic corrosion and ensure efficient current transmission. Amo... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php