4 Port Black Insulated Connectors Insulated Multi Tap Connector 250MCM-6AWG 5/16" Allen Hex Dual Entry Aluminum Wire Connector - 6 Pack

["Multiple Wire Gauges: Designed to handle wire gauges from 6 AWG up to 250MCM — including 4 AWG, 2 AWG, 1/0, 2/0, and 3/0 AWG — this 4-port aluminum connector offers broader compatibility than standard connectors","Durable Insulation Material: These aluminum wire connectors are wrapped in high-dielectric-strength plastic insulation, offering strong resistance to chemicals and wear","Versatile Mixed Connections: With 4 ports, these insulated tap connectors allow aluminum-to-aluminum, copper-to-copper, and copper-to-aluminum wiring — making them the safest choice for splicing aluminum to copper","Product Features: User-Friendly Features: The black insulated body lets you easily reinsert the connector for inspection or troubleshooting. Each port comes pre-filled with antioxidant lubricant, and hex screws lock wires in place. Compared to butterfly nut connectors, these offer a broader wire gauge range, higher current rating, and improved safety and convenience","Unique Design: Purpose-Built Design: Engineered specifically to ensure safe aluminum-to-copper connections and prevent overheating caused by mixing different wire types"]