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View Full Version : Electrical Sub Panel can I run a reduced neutral wire for 100 amp?

sidney12
Jan 25, 2012, 12:42 PM
What size wire do I need to run a 100 amp sub-panel, I have #2 Aluminum 2-2-4 # 4 is the neutral
stanfortyman
Jan 25, 2012, 03:15 PM
That's fine, but you need a ground also.
You can use #8cu or #6al for the ground.