· Copper wiring, when properly installed, can last 100 years or more. What is the average cost to rewire a house? The average cost to rewire a home is 6 to 10 per square foot, making a 2,000 square foot home around 12,000 to 20,000. How much does it cost for an electrician to come out?
Copper wire requires that you use a minimum gauge of 6 at 50 amps. Use the correct wire gauge when you run 50 amps or 220 volts so that you don't pull too much current. This article will talk more about the gauge of a wire and how that matters for the amps you have in your circuit.