Unique Design: The in-line splice connectors are specially designed for 2 AWG, 4 AWG, 6 AWG, 8 AWG, 10 AWG ,12 AWG, 14 AWG gauge wires. Mixed Material Wires Connection: Insulated wire connectors allow copper wire to copper wire, aluminum wire to aluminum wire, and copper wire to aluminum wire connections, making the insulated connector the best alternative for safely splicing aluminum wire to copper wire.
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