In domestic environment your supply is most likely limited by 100 amps fuse. Your EV from single phase charger can take up to 32 amps. To determine if you have enough power for an electric vehicle (EV), you will need to consider several factors, including the power capacity of your electrical system and the charging needs of the EV. All chargers in the UK from December 2022 must be smart chargers, with built in energy management.