The Fair-Rite 2952778301 is a high-quality Ferrite Toroid Core, designed for optimal performance in a range of electronic circuits. Supreme Components International is an authorised distributor of Fair-Rite, ensuring you receive genuine components. This core is made from Material 77, known for its excellent permeability and low core loss. Its dimensions include an outer diameter (OD) of 12.7mm, an inner diameter (ID) of 7.62mm, and a height (H) of 4.75mm. This toroid core is commonly used in applications such as power inductors, signal transformers, and EMI/RFI filters. Its toroidal shape provides excellent magnetic field containment, reducing electromagnetic interference. Choose the 2952778301 for reliable and efficient performance in your electronic designs.