What size wire do I need to run a 220 air compressor?
Use a 4-core gauge wire to supply 220 volts to the connection box for 50 amps. The wire color code will generally be red at a hot, black terminal at a hot, white terminal at a neutral and green or empty terminal on the ground.
Let's Get It Fixed!
Our virtual experts can diagnose your issue (for free!) and resolve simple problems.
