The 2643625202 Toroid Core from FAIR-RITE is a high-quality ferrite core designed for a wide range of electronic applications. Supreme Components International is an authorised distributor of FAIR-RITE components, ensuring you receive genuine products. This toroid core is constructed from 43 material, known for its excellent magnetic properties. Its dimensions are A=11.1mm, B=6.35mm, and H=4.75mm. Toroid cores offer superior performance compared to other core shapes due to their closed-loop design, minimizing flux leakage and maximizing inductance. This makes them suitable for inductors, transformers, and other magnetic components. Trust Supreme Components International for all your FAIR-RITE component needs.