In electrical installations, it's essential to clearly identify components for both safety and efficiency. Bi-metallic lugs, which connect copper and aluminum conductors, come in a variety of sizes and specifications. To make identification easier, color coding is often used to differentiate between the various types and sizes of these lugs. Purpose of Color Coding Color codes a... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php