The FAIR-RITE 5978002101 is a high-quality Toroid Core, crafted from #78 material ferrite. Supreme Components International, an authorised distributor of FAIR-RITE, provides this essential component for a wide range of electronic applications. Toroid cores are known for their efficient magnetic flux containment, minimizing electromagnetic interference (EMI) and maximizing inductance. This particular core offers excellent performance characteristics, making it suitable for inductors, transformers, and other magnetic components. Its robust construction ensures durability and consistent performance. Choose Supreme Components International for reliable FAIR-RITE components and expert support. This ferrite core is perfect for applications requiring high permeability and low core loss.