NSi - NSI IPCS5035 4/0 AWG to 500 MCM Main 1/0 AWG to 350 MCM Tap Black Thermal Plastic Insulation Piercing Connector

Insulation Piercing Connector 500 MCM - 4/0 AWG Insulation piercing connectors are made for use with copper-copper, copper to aluminum and aluminum to aluminum applications. They are safe to use and are completely insulated, no need to strip wire. They can be installed on energized conductors with no contact at any point. No spacer required between connections. Exclusive "turbo spacer" keeps tap side open while main conductor is being tightened. Watertight and corrosion-free. Features: Safe to use, versatile and reliable; No need to strip wire and totally insulated; No tape or cover needed; No contact at any point with a live part; Exclusive \"turbo spacer\" keeps tap side open while main conductor is being tightened. - Certifications and Standards: ANSI; UL Listed; UL 486B