Yes, Leaf's with the 6.6kW charger can charge up to half of the chargers max kilowatt rating if only being feed 120 volts. So, for 120 volts that's 3.3kWs or 27.5 amps. I am not sure about older Leafs that came with the 3.6kW charger, my guess is it would be the same for them with only half...