Just FYI, for you that are running wire.

Amperage capacity for various wire sizes.
Assuming buried, or in a raceway.

14 gauge - 20 amps
12 gauge - 25 amps
10 gauge - 35 amps
8 gauge - 50 amps
6 gauge - 65 amps
4 gauge - 85 amps
3 gauge - 100 amps
2 gauge - 115 amps
1 gauge - 130 amps

Add in a safety factor. In other words, if you are running a wire to the shed, and plan to run a welder that pulls 25 amps, go with 10 gauge at least. If you are gonna have lights on at the same time, use even bigger wire!


Nick Smith