A method for transferring electric power to an electrical load , comprising steps of: converting an direct electric current into an electric tension wave, applying the electric tension wave in inlet to at least a couple of electric capacitors including a first capacitor and a second capacitor , supplying the electrical load with the electric tension in outlet from the capacitors wherein the conversion step comprises: alternatingly switching a single active switch on and off, and lowering the electrical power dissipated by the active switch to a substantially nil value during each transition step of the active switch , and wherein the first armature of each of the electrical capacitors is installed on a user device , while the second armature of each of the electrical capacitors is installed on a supply device separate and independent of the user device , and wherein the method comprises nearing the user device to the supply device such that the armatures installed on each thereof realise the capacitors , characterised in that the method further comprises the step of temporarily deviating the electric tension wave onto an electrical line set in parallel to the electrical load , wherein the electric line comprises a second active switch and a third capacitor connected in series with the second active switch and having a capacitor value that is sufficiently high to be considered a short-circuit with respect to the electrical load, when the second active switch is switched on. converting an direct electric current into an electric tension wave, applying the electric tension wave in inlet to at least a couple of electric capacitors including a first capacitor and a second capacitor , supplying the electrical load with the electric tension in outlet from the capacitors wherein the conversion step comprises: alternatingly switching a single active switch on and off, and lowering the electrical power dissipated by the active switch to a substantially nil value during each transition step of the active switch , and wherein the first armature of each of the electrical capacitors is installed on a user device , while the second armature of each of the electrical capacitors is installed on a supply device separate and independent of the user device , and wherein the method comprises nearing the user device to the supply device such that the armatures installed on each thereof realise the capacitors , characterised in that the method further comprises the step of temporarily deviating the electric tension wave onto an electrical line set in parallel to the electrical load , wherein the electric line comprises a second active switch and a third capacitor connected in series with the second active switch and having a capacitor value that is sufficiently high to be considered a short-circuit with respect to the electrical load, when the second active switch is switched on. alternatingly switching a single active switch on and off, and lowering the electrical power dissipated by the active switch to a substantially nil value during each transition step of the active switch , and wherein the first armature of each of the electrical capacitors is installed on a user device , while the second armature of each of the electrical capacitors is installed on a supply device separate and independent of the user device , and wherein the method comprises nearing the user device to the supply device such that the armatures installed on each thereof realise the capacitors , characterised in that the method further comprises the step of temporarily deviating the electric tension wave onto an electrical line set in parallel to the electrical load , wherein the electric line comprises a second active switch and a third capacitor connected in series with the second active switch and having a capacitor value that is sufficiently high to be considered a short-circuit with respect to the electrical load, when the second active switch is switched on. <EOS>