The 5943001921 Ferrite Toroid Core, manufactured by Fair-Rite, is a crucial component for numerous electronic circuits. Supreme Components International is an authorised distributor of Fair-Rite, ensuring you receive genuine, high-quality parts. This toroid core is constructed from Material 43, known for its excellent performance characteristics in a wide frequency range. Its compact dimensions (9.4mm outer diameter, 4.75mm inner diameter, and 3.18mm height) make it suitable for space-constrained applications. Typical uses include inductors, transformers, and noise filters. Benefit from Fair-Rite's quality and Supreme Components International's reliable distribution.