I AL/CU Wire Connector is designed to provide a secure and reliable connection between aluminum and copper wires while preventing aluminum corrosion. This connector features a specially formulated corrosion-resistant compound that ensures cooler connections and enhances conductivity. Its swept-wing design comfort during installation, and the live-action, square-wire spring provides a dependable grip. The hexagonal shape is compatible with standard nutdrivers, and no pre-twisting of wires is required, making the installation process straightforward. The connector is purple in color and comes in a package of two. It is shell rated for 105 degrees Celsius and meets safety standards as it is UL listed and CSA . I for joining aluminum to copper wire, it supports a minimum combination of one 10 AWG aluminum wire with one 18 AWG copper wire, and a maximum combination of one 10 AWG aluminum wire with two 10 AWG copper wires. Model Number: 30-1065S