An inverter system comprising: a transformer comprising: primary winding means; secondary winding means; first electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the primary winding means; and second electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the secondary winding means, an inverter with input ports electrically connectable to a power supply and output ports electrically connected to the primary winding means of the transformer; and at least one rectifying means electrically connected across the secondary winding means and electrically connectable to a load; wherein the first electrostatic screen means is electrically connected directly by a first impedance to an input port of the inverter such that a first stray current flowing through a first stray capacitance (Cs2b) between the primary winding means and the first electrostatic screen means flows through the first impedance to the inverter and the second electrostatic screen means is electrically connected by a second impedance to the at least one rectifying means such that a second stray current flowing through a second stray capacitance (Cs4b) between the secondary winding means and the second electrostatic screen means flows through the second impedance and the at least one rectifying means; and wherein the first and second impedances, are lossy such that substantially all energy associated with the stray current flowing therethrough is dissipated as heat therein. a transformer comprising: primary winding means; secondary winding means; first electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the primary winding means; and second electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the secondary winding means, an inverter with input ports electrically connectable to a power supply and output ports electrically connected to the primary winding means of the transformer; and at least one rectifying means electrically connected across the secondary winding means and electrically connectable to a load; primary winding means; secondary winding means; first electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the primary winding means; and second electrostatic screen means located between the primary winding means and the secondary winding means and most proximate to the secondary winding means, an inverter with input ports electrically connectable to a power supply and output ports electrically connected to the primary winding means of the transformer; and at least one rectifying means electrically connected across the secondary winding means and electrically connectable to a load; wherein the first electrostatic screen means is electrically connected directly by a first impedance to an input port of the inverter such that a first stray current flowing through a first stray capacitance (Cs2b) between the primary winding means and the first electrostatic screen means flows through the first impedance to the inverter and the second electrostatic screen means is electrically connected by a second impedance to the at least one rectifying means such that a second stray current flowing through a second stray capacitance (Cs4b) between the secondary winding means and the second electrostatic screen means flows through the second impedance and the at least one rectifying means; and wherein the first and second impedances, are lossy such that substantially all energy associated with the stray current flowing therethrough is dissipated as heat therein.