It is used for connecting aluminum and/or copper main and branch conductors. Watertight connector withstanding 6 kV flashover in water. Its insulating body is highly climatic and mechanically resistant. Easy to install and safe to use.Simultaneous insulation piercing on mainland tap. Potential free tightening galvanized screws. tightening controlled by shear head screw.once the shear head is broken, removal remains possible.