Besen vægmonteret biloplader BS20 22kWBesen BS20 22kW wall mounted vehicle charger The Besen BS20 BC 22KW is an advanced electric vehicle charger designed for a wide range of applications from private garages to extensive commercial parking lots. Offering output power of up to 7. 2 kW in single phase mode and 22 kW in three phase mode, the charger provides fast and efficient charging for a variety of vehicle types, including private cars, electric school buses and electric ambulances.