Wire for 50A 220V Service - 110' run
I have on hand about 30' of #2 aluminum wire and about 100' of #6 aluminum wire. The run from the breaker to the outlet will be about 120'. Can I run about 30' or so of #2, then continue with #6 to ...
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I would not run aluminum wire at all let alone spliced but for your distance I'd use #6 solid copper wire. Aluminum has problems with heating up and corrosion.
