J.W. Miller High Current Toroid Inductor J.W. Miller magnetics High Current Toroid Inductor is designed for high performance noise suppression in a variety of applications. The High Current Toroid Inductor features a cost-effective, iron powder core that reduces the effect of coupling and virtually eliminates undesirable conductive emissions, making it an ideal choice for high-current applications. The High Current Toroid Inductor is available in both horizontal and vertical mounting configurations for complete installation versatility, typical applications include DC-DC converters, differential mode chokes, EMI filtering, output chokes, smoothing coils, and power storage for computer and computer peripherals and switch mode power suppliers.