Using bi-metallic lugs for long main runs comes with some impressive perks, especially when you choose aluminium cables for their affordability and lightweight nature. The standout advantage here is that bi-metallic lugs create a safe, reliable, and corrosion-resistant link between aluminium cables and copper bus bars or terminals, which is often necessary in large electrical setups. ... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php