The Fair-Rite 2773007112 is a 73 Material Toroid Core, a crucial component in many electronic circuits. Supreme Components International is an authorised distributor of Fair-Rite products, ensuring you receive genuine, high-quality components. This ferrite core is designed to enhance the performance of inductors and transformers by providing a high permeability path for magnetic flux. This results in increased inductance, improved efficiency, and reduced electromagnetic interference (EMI). Toroid cores offer excellent magnetic properties and self-shielding characteristics, making them suitable for applications such as power supplies, filters, and signal processing circuits. The 73 material offers a good balance of permeability and core loss. Trust Supreme Components International for all your Fair-Rite component needs.