The Fair-Rite 5961004921 is a high-quality Ferrite Toroid Core, available at Supreme Components International, an authorised distributor of Fair-Rite components. This core is made from Material 61, known for its excellent performance characteristics in a wide frequency range. Its toroidal shape ensures efficient magnetic flux containment, minimizing electromagnetic interference (EMI). The core's dimensions are 9.53mm outer diameter (OD), 4.75mm inner diameter (ID), and 3.18mm height (H). This makes it suitable for various applications, including inductors, transformers, common mode chokes, and noise filters. The 5961004921 offers superior performance and reliability, making it an excellent choice for demanding electronic designs. Trust Supreme Components International for your Fair-Rite component needs.