4AWG-14AWG 2-Port Insulated Electrical Wire Connector – Aluminum to Copper AL/CU Inline Splice – Heavy Duty Power Connector, Hex Screw, 600V, UL Listed (6 Pack).

This 2-port insulated electrical wire connector is engineered for safe and reliable inline splicing of 4–14 AWG conductors. Rated for aluminum and copper (AL/CU) wiring, it offers a dependable solution for modern electrical installations where mixed-metal connections are required. Unlike undersized or poorly insulated connectors, this model features a heavy-duty insulated body that helps protect against accidental contact, abrasion, and environmental exposure. The precision hex-screw clamping system delivers strong, even pressure across conductors, reducing the risk of loose connections, arcing, or overheating when proper installation torque is applied. Built for inline splice connections, tap wiring, grounding, and power distribution, this connector is commonly used in breaker panels, subpanels, junction boxes, HVAC systems, solar wiring, EV charging circuits, and residential or commercial electrical upgrades. Its compact 2-port design allows for clean installations in tight electrical enclosures without overcrowding. For best performance, ensure conductors are properly stripped, fully inserted, and tightened according to electrical standards. When used as intended, this connector provides long-term stability, strong conductivity, and reliable electrical performance in demanding environments. Whether you’re replacing outdated wiring, extending a circuit, or making aluminum-to-copper transitions, this UL-rated, insulated inline splice connector offers the durability, safety, and consistency electricians expect.

• This 2-port insulated wire connector securely joins 4 AWG to 14 AWG conductors, supporting both solid and stranded wire for electrical panels, junction boxes, and inline splicing applications.
• ALUMINUM TO COPPER COMPATIBLE (AL/CU): Designed for mixed-metal wiring, this connector safely connects aluminum to copper wires when installed correctly, helping reduce oxidation and ensuring dependable electrical performance.
• HEAVY-DUTY INSULATED CONSTRUCTION: Features a durable insulated housing that protects connections from abrasion and accidental contact. Built for long-term reliability in residential, commercial, and industrial electrical environments.
• SECURE FLAT HEAD-SCREW: The flat-head screw design delivers strong clamping force for a tight, vibration-resistant connection. Easy to install—strip wire, insert, and tighten for a firm hold.
• VERSATILE ELECTRICAL APPLICATIONS: Ideal for inline splicing, tap connections, grounding, and power distribution. Commonly used in breaker panels, subpanels, HVAC systems, solar wiring, and electrical upgrades.