The Fair-Rite 38M5010AA1212 is a high-quality Ferrite Toroid Core, available through Supreme Components International, an authorised distributor of Fair-Rite electronic components. This core is specifically designed for applications requiring efficient magnetic properties. Constructed from Material 38, this toroid core offers excellent performance characteristics. Its dimensions are A=12.1 mm, B=7.5 mm, and H=4.6 mm. These precise dimensions ensure compatibility with a wide range of circuit designs. Ferrite toroid cores are commonly used in inductors, transformers, and filters to enhance performance and reduce electromagnetic interference. Choose Fair-Rite components from Supreme Components International for guaranteed quality and reliability in your electronic projects.