The Fair-Rite 38M5020AA1212 is a Ferrite Toroid Core designed for a wide range of electronic applications. Supreme Components International is an authorised distributor of Fair-Rite, ensuring you receive genuine, high-quality components. This core is made from Material 38, known for its excellent performance characteristics. Its dimensions include an outer diameter (OD) of 12.7mm, an inner diameter (ID) of 7.8mm, and a height (H) of 4.75mm. Toroid cores offer superior magnetic properties and are commonly used in inductors, transformers, and filters. Choose this core for reliable and efficient performance in your electronic designs. Benefit from our extensive inventory and fast shipping.