The Fair-Rite 2643103002 is a high-quality Ferrite Toroid Core, designed for a wide range of electronic applications. Supreme Components International is an authorised distributor of Fair-Rite components, ensuring you receive genuine products. This core is made from Material 43, known for its excellent performance in suppressing electromagnetic interference (EMI). Its dimensions include an outer diameter (OD) of 6.35mm, an inner diameter (ID) of 3.18mm, and a height (H) of 3.18mm. This toroid core is commonly used in inductors, transformers, and noise filters, providing efficient and reliable performance. Choose Fair-Rite for superior quality and performance in your electronic designs. Trust Supreme Components International for authentic components and reliable service.