Applying bimetallic lugs in switchgear and bus bar connections has various important benefits that make them the best option for new electrical infrastructure: - Avoidance of Galvanic Corrosion: Bimetallic lugs are designed to be used in connecting copper busbars with aluminum cables without triggering galvanic action. The copper palm mates with the copper busbar, and the aluminum ... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php