The lifespan of a bi-metallic lug in typical service conditions is impressively long, often lasting for the entire duration of the electrical installation when installed and maintained correctly. High-quality bi-metallic lugs, like those crafted from 99.5% pure aluminum and 99.9% pure copper using friction welding, are built to resist corrosion, endure tough environments, and keep the... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php