The Fair-Rite 5977003801 is a high-quality Toroid Core designed for effective EMI suppression. Manufactured using Fair-Rite's 77 material, this core offers superior performance in reducing electromagnetic interference in a wide range of electronic applications. Its toroidal shape provides excellent magnetic flux containment, minimizing leakage and maximizing efficiency. This core is commonly used in inductors, transformers, and filters to improve signal integrity and reduce noise. Supreme Components International is an authorised distributor of Fair-Rite components, ensuring you receive genuine products with full manufacturer support. Trust Supreme Components International for all your ferrite core needs.