The Fair-Rite 5978001201 is a toroid core made from 78 material. Supreme Components International is an authorised distributor of Fair-Rite components, ensuring you receive genuine, high-quality products. This ferrite core features an outer diameter (OD) of 12.7mm, an inner diameter (ID) of 7.3mm, and a height (H) of 4.8mm. Toroid cores are commonly used in inductors, transformers, and other electromagnetic devices due to their efficient magnetic flux containment. The 78 material offers specific magnetic properties suitable for a range of frequencies and applications. Choose the 5978001201 for reliable performance in your electronic designs. Supreme Components International provides expert support and fast delivery.