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 have used the underground splice kits for that type of wire several times and always thought I did a good job of sealing it up. However, it always came back to bite me. If any moisture ever gets in there, the al will oxidize and fall to pieces. All that being said, if that is what I had, I would go for it considering the price of wire now.
