The FAIR-RITE 6278140121 is a high-quality TOROID CORE made from #78 material ferrite. Supreme Components International, an authorised distributor of FAIR-RITE, ensures that this component meets stringent quality standards. Toroid cores are widely used in electronics for their efficient magnetic properties, making them suitable for inductors, transformers, and filters. The #78 material offers specific characteristics beneficial for certain frequency ranges and applications. This core provides excellent performance and reliability, making it a valuable addition to any electronic design. Trust Supreme Components International for genuine FAIR-RITE components and expert support.