The Fair-Rite 3078990881 is a high-quality 78 Material Toroid Core, perfect for a wide range of electronic applications. With an outer diameter (OD) of 19.05mm, an inner diameter (ID) of 12.7mm, and a height (Ht) of 6.35mm, this ferrite core offers excellent performance in inductor and transformer designs. Manufactured by Fair-Rite, a trusted name in ferrite technology, this toroid core ensures reliable and consistent results. Supreme Components International is an authorised distributor of Fair-Rite components, guaranteeing you receive genuine products with full manufacturer support. This core is suitable for applications requiring high permeability and low core loss. Choose the 3078990881 for your next project and experience the difference in quality and performance.