Most electrical panels have 200-, 300-, or 400-amp capacities and enough room for up to 84 circuits. A sub-panel is a smaller circuit panel breaker fed from a 240-volt circuit breaker in the main ...

If you're buying a home with a fused electric service, you would do well to have the service upgraded. A typical service upgrade from a fuse panel to a breaker panel will be in the $1500 - $2000 ...