Sub panel load size from main panel 200 amp to 100sub 350 ft

The utility spotter recommendeds the corner of my house as the location for a 200 amp aerial service entrance/meter base. My county requires a shut-off switch with the meter base, so a combination meterbase and load center is the standard here. I'm okay with her recommended SE location, but...

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 challenger load panel SB20 (20-40) CT. Which is a 200 amp panel. The number of switches currently in the panel are 19 total. Total amp of all switches is 360. Some of those circuits are dedicated to a sole source. GFCI to Whirlpool tub for example. This panel has 20 1" spots...

I am planning on upgrading my main service panel (in basement) to a 200 amp service, I want to put a 100 amp sub-panel to the attic for central air and and all the lighting on the second floor(about 18 hi-hats and 4 fans). From the 100 amp sub in attic I also want to run a 50 amp breaker feeding a...

Are there any smaller boxes for updating to 200 amp service than the 36" X 18" standrard box my electrician mentioned. This box would have to be installed in our master bedroom as we have no basement and the existing 100 amp box is in the closet, where he cannot legally install the new service. ...