The FAIR-RITE 9843000104 is a Toroid Core designed for superior performance in a wide range of electronic applications. Supreme Components International, an authorised distributor of FAIR-RITE components, offers this core made from the renowned 43 material. This uncoated toroid core is perfect for creating inductors, transformers, and noise filters. Its toroidal shape provides excellent magnetic flux containment, minimizing electromagnetic interference (EMI). The 43 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 FAIR-RITE and Supreme Components International for your ferrite core needs.