The 5978017301 is a high-quality Toroid Core from FAIR-RITE, a leading manufacturer of ferrite components. Supreme Components International is an authorised distributor of FAIR-RITE, ensuring you receive genuine products. This core is made from #78 material ferrite, known for its excellent magnetic properties and suitability for a wide range of applications. Toroid cores are commonly used in inductors, transformers, and filters due to their efficient magnetic flux containment. The 5978017301 offers superior performance in power electronics, signal processing, and radio frequency circuits. Choose Supreme Components International for reliable components and expert support. We guarantee the authenticity and quality of all our FAIR-RITE products.