240 at 20A is sufficient for an overnight charge for nearly all uses of EV cars and SUVs. So even less impact. Also a device is available that shares the EV ci

240 at 20A is sufficient for an overnight charge for nearly all uses of EV cars and SUVs. So even less impact. Also a device is available that shares the EV circuit with a dryer circuit; set your car to start charging very late at night when laundry is not running. Zero additional max load for the house.