The Fair-Rite 431167281 is a Ferrite Toroid Core designed for a wide range of applications requiring effective EMI suppression. Supreme Components International is an authorised distributor of Fair-Rite, guaranteeing genuine components. This core, made from Material 43, offers excellent performance characteristics. Its toroidal shape provides a closed magnetic path, enhancing its inductance and minimizing external magnetic fields. The core's dimensions are 11.68mm outer diameter (OD), 6.73mm inner diameter (ID), and 4.75mm height (H). It is suitable for use in inductors, transformers, and other magnetic components. Material 43 is a versatile ferrite material known for its high permeability and low core loss at frequencies up to several MHz. This makes it an excellent choice for applications where minimizing energy loss is critical. Choose Supreme Components International for reliable Fair-Rite components.