400 amp service

[nestoman]

I am put in a new 400 amp service in a house what is the smallest feeder size

 

[peter d]

Sized per the NEC.

 

[peter d]

Are you a DIYer?

If you are, we can't help you here. This forum is not for people outside of the electrical trade and related industries.

 

[lady sparks lover]

I would say, the NEC section 300

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