The 5943001121 Toroid Core from Fair-Rite, available at Supreme Components International, an authorised distributor, is a high-quality ferrite core designed for a wide range of electronic applications. This toroid core is constructed from Material 43, known for its excellent magnetic properties. Its dimensions are A = 14.5 mm, B = 7.5 mm, and H = 5.1 mm. Toroid cores are commonly used in inductors, transformers, and chokes due to their ability to provide high inductance with minimal flux leakage. This Fair-Rite core offers superior performance and reliability, making it an excellent choice for demanding applications. Choose Supreme Components International for guaranteed authenticity and reliable supply.