The 5977000211 Toroid Core from Fair-Rite is a crucial component for numerous electronic circuits. Supreme Components International, an authorised distributor, provides genuine Fair-Rite parts. This ferrite core, made from 77 material, is specifically designed for toroid applications. Toroid cores offer superior performance compared to other core shapes due to their closed-loop magnetic path, minimizing flux leakage and maximizing inductance. This makes them ideal for applications requiring high efficiency and low electromagnetic interference (EMI). Common uses include power inductors, transformers, and EMI/RFI filters. The 5977000211 offers excellent stability and consistent performance across a wide range of frequencies and temperatures. Choose this reliable toroid core for your next project and experience the benefits of Fair-Rite's quality engineering.