When it comes to bi-metallic lugs, grasping their structure and role in electrical setups is key. These lugs are specially designed to connect aluminum cables to copper bus bars or terminals, effectively tackling the issue of galvanic corrosion that arises when different metals are joined together. The Copper Palm: The Heart of the Connection In a bi-metallic lug, the copper palm ... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php