“Twelve-gauge wire is good for 20 amps, 10-gauge wire is good for 30 amps, 8-gauge is good for 40 amps, and 6-gauge is good for 55 amps,” and “The circuit breaker or fuse is always sized to protect the conductor [wire].”Sep 18, 2017
8 AWG may carry a maximum of 70 Amps in free air, or 50 Amps as part of a 3 conductor cable.Jan 19, 2008
Can 8 gauge wire handle 60 amps?
An 8-gauge copper wire can handle 50 amps at 167 degrees F but an 8-gauge aluminum wire at the same ambient temperature rating will only carry 40 amps. Overall, you need a 4-gauge wire or greater to handle 60 amps.
How far can you run 8 gauge wire for 30 amps?
Originally Answered: Can an 8-gauge wire handle 30 amps? Yes, it can. Under the NFPA Article 70 (National Electrcal Code), #8 wire is rated for 50 amps under certain conditions, however it is usually protected at 40 amps.
How much does a foot of wire cost?
Item Average Price
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Copper Wire (Most Circuits) $0.30 – $0.66 per foot
Copper Wire (Large Appliances) $0.49 – $0.99 per foot
Copper Wire (Electric Ranges) $0.83 – $1.83 per foot
Data Communication Cable $0.11 – $0.22 per foot
What is #8 wire used for?
Black: 8 and lower-gauge wire, used for feeding a subpanel, electric range, oven, etc.