The grease-filled rubber end caps provide superior water and corrosion resistance, while the insulation piercing design eliminates downtime and power interruptions. That translates into a 60% installed cost savings compared to split bolts. Installation is easy - all you need is a standard box, socket, or impact wrench. B-TAP® Connectors can be safely installed on energized systems, eliminating power interruptions and downtime. Features Breakaway torque nut snaps off when UL torque requirements are met Second nut remains for easy connector removal Self-insulated housing eliminates the need for tape. Safely installs on energized systems Grease-filled end cap seals end of conductor for superior weather protection Grease-filled boots protect copper teeth from corrosion and prevent arcing Hardened copper teeth pierce insulation and bite into conductors Rated to 194°F (90°C) and 600V Can be used on Cu-Cu, Al-Al, Cu-Al, and Al-Cu when used in non-tension, insulated applications Run 250-4 Tap 4/0-6