The Fair-Rite 9578606002 is a Ferrite Toroid Core, designed for optimal performance in a range of electronic circuits. Supreme Components International is an authorised distributor of Fair-Rite components, ensuring you receive a genuine, high-quality product. This core is constructed from Material 78, known for its specific magnetic characteristics. Its dimensions include an outer diameter (OD) of 6.35mm, an inner diameter (ID) of 3.18mm, and a height (H) of 3.18mm. Toroid cores offer excellent inductance and are commonly used in transformers, inductors, and filters. The compact size of this core makes it suitable for applications where space is limited. Choose the 9578606002 for reliable and efficient magnetic performance.