The Fair-Rite 4077292011 is a high-quality Toroid Core made from the popular 77 material. This ferrite core is designed for a wide range of applications, including inductors, transformers, and chokes. Its toroidal shape provides excellent magnetic properties and minimizes electromagnetic interference (EMI). Supreme Components International is an authorised distributor of Fair-Rite products, ensuring you receive genuine components with full traceability. The 77 material offers a good balance of permeability and saturation flux density. This core is suitable for applications requiring high inductance and low core loss. Trust Supreme Components International for all your Fair-Rite component needs. We offer competitive pricing, extensive inventory, and expert technical support.