I currently in the process of converting 1000 sq ft of attached garage into living space while doing this we are updating electrical service to 200 amp new service, there is 100 amp service in the old part of the house which will remain but need to be sub paneled from the new 200 amp service. I...

Hi all, We are building a apartment above the garage,my question is what size wire do I need to run from the 200 amp panel to the 100 amp panel roughly 130' away? I want to use aluminum wire as I think copper would be to costly. Thanks for your help in advance, Dude :eek:

I currently have a home with 100 amp service to a 100 amp breaker box. The box is old and should be replaced, can I have a 200 amp box installed even though I only have 100 amp service?

We have a 200 amp main panel. We added another floor and decided to add a new sub panel of 100 amps. Is this OK? Should the wire gage be different from 100 maps? Your help is appreciated.

I have a very small (1000sq feet) 1920 home in Northern New Jersey which 15 years ago was upgraded to breakers with a 100 amp panel. The whole house does have copper romex in it now, and I am adding a substantial addition (3000 sq feet) to the house and I want to put a sub panel in the new portion....