a current control device is described wherein a pressure conduction composite is compressed and decompressed to alter its conductivity and thereby current conduction through the device . the pressure conduction composite is composed of a nonconductive matrix , a conductive filler , and an additive . the invention consists of electrodes and pressure plates contacting the composite . electrically activated actuators apply a force onto pressures plates . actuators are composed of a piezoelectric , piezoceramic , electrostrictive , magnetostrictive , and shape memory materials , capable of extending and / or contracting thereby altering pressure and consequently resistivity within the composite . in an alternate embodiment , two or more current control devices are electrically coupled parallel to increase power handling .