Any affordable local electricians would let you know the house’s electrical utility, as well as the total capacity measurements, are done in amps. Homes allow 100-250 amperes depending on the size the local cheap electrician will compute for the electrical systems. It depends on the demand for electrical appliances and fixtures. The basic calculation is that the 100 amps supply electricity to the dryer, overall general lightings and the receptacles (outlets). 200 amps one will supply electricity to serve the general needs of the home but might not support a large system for heating, and 250 amperes one is for larger homes. The capacity serves workshops and an upgrad
e to the 200 apps wherever necessary.