Bimetallic connectors are critical elements used in electrical systems to couple two distinct metals—the most common of which are copper and aluminum—preventing problems such as galvanic corrosion and achieving effective electrical conductivity. Knowing the materials of bimetallic connectors is vital for choosing the appropriate product for a given application.
The two most common ... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php