Ilsco Nimbus Insulated Aluminum Multi-Tap Connector, Conductor Range 600-4, 3 Ports, Dual Sided Entry, Tin Plated, UL, CSA The Ilsco multi-tap connectors feature a broad wire range: 750kcmil-14, are UL listed and CSA certified for 600 volts, 90°C, dual rated for copper or aluminum conductor, cold temperature rated to -45°C. They are manufactured with high dielectric strength plastisol and are chemical resistant. The black cover is UV rated This listing is for Each.