The Fair-Rite 6678505021 is a high-quality Ferrite Toroid Core designed for a wide range of electronic applications. Constructed from Material 78, this core provides excellent magnetic properties and performance. Its dimensions include an outer diameter (OD) of 50.5mm, an inner diameter (ID) of 30.5mm, and a height (H) of 21mm. This toroid core is suitable for use in inductors, transformers, and other magnetic components. Its toroidal shape ensures efficient magnetic flux containment, minimizing electromagnetic interference (EMI). As an authorized distributor of Fair-Rite products, Supreme Components International guarantees the authenticity and quality of this ferrite core. Choose the 6678505021 for reliable performance in your electronic designs.