The 2643480102 is a high-quality Toroid Core from FAIR-RITE, a leading manufacturer of ferrite components. This core is made from 43 material, known for its excellent performance characteristics in a wide range of frequencies. The uncoated design allows for flexibility in application and customization. Toroid cores are commonly used in inductors, transformers, and other electromagnetic devices due to their efficient magnetic flux containment and reduced electromagnetic interference (EMI). As an authorized distributor of FAIR-RITE, Supreme Components International guarantees the authenticity and quality of this product. Choose the 2643480102 for reliable performance in your electronic designs. This core offers superior performance compared to other core shapes, making it a great choice for demanding applications.