When choosing the correct electrical wire, it's important to consider what the wire is feeding, the wire gauge and the wire capacity, states In general, smaller gauge wires have higher ampacity, which is the m... More »

For 60-amp electrical service, 6-gauge copper or aluminum wire is the correct size to power such devices as electric furnaces and large electric heaters. A 50-amp circuit breaker or fuse box can also be powered by 6-gaug... More »

The proper wire size for an electric range is #8 AWG for a 40-amp breaker or fuse. A.W.G. refers to the American wire gauge size, which is a standard used in North America. More »

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The electrical wire size, or gauge, required to complete a particular installation is not calculated, but rather selected from a table. With sizes standardized by the American wire gauge system, this table relates wire g... More »

The maximum current capacity of 10 gauge AWG copper wire varies based on the length of the wire. For a 12-volt system, 10 AWG wire safely conducts up to 20 amps for 15 feet or up to 5 amps for 70 feet. More »

To read a wire size chart one must examine the column listing various sized gauges of wire, then read across the row to gather the information for that particular gauge of wire. Wire size charts are often designed to sho... More »

Use a wire gauge amp chart to determine the approximate wire size for an electrical load. There are separate charts for different types of wire. Since the resistance of electricity is dependent on several factors, the ch... More »