The 5943001921 Ferrite Toroid Core from Fair-Rite, available at Supreme Components International, an authorised distributor, is a crucial component for numerous electronic circuits. This toroid core, made from Material 43, provides excellent performance in applications requiring inductance and impedance. Its compact dimensions of 9.53mm outer diameter, 4.75mm inner diameter, and 3.18mm height make it suitable for space-constrained designs. Ferrite toroid cores are widely used in transformers, inductors, and filters due to their high permeability and low core loss. The Material 43 composition ensures stable performance over a wide frequency range. Supreme Components International guarantees the authenticity and quality of this Fair-Rite product, ensuring reliable integration into your electronic projects.