Aluminium cable lugs are mechanical connectors designed to terminate aluminium conductors safely and securely. They are available in different designs — such as pin type, ring type, and tubular lugs — to suit various application needs.
For mixed-metal connections (like copper-to-aluminium), use bi-metal lugs, also manufactured by Pioneer Powers International, ensuring corrosion-free ... https://www.pioneerpowers.com/aluminium-lugs-and-aluminium-cable-lugs.php