The FAIR-RITE 6298420121 is a Toroid Core made of #29 material ferrite. Supreme Components International is an authorised distributor of FAIR-RITE components, ensuring you receive genuine, high-quality products. This toroid core is specifically designed for applications requiring efficient magnetic cores, such as inductors, transformers, and chokes. Its toroidal shape provides a closed magnetic path, minimizing flux leakage and maximizing inductance. The #29 material offers a good balance of permeability and core loss, making it suitable for a wide range of frequencies. This core is ideal for use in power supplies, filters, and other electronic circuits where a compact and efficient magnetic component is needed. Trust Supreme Components International for all your FAIR-RITE component needs.