The Fair-Rite 2961666681 is a high-quality Ferrite Toroid Core, designed for optimal performance in a range of electronic circuits. Manufactured by Fair-Rite, a trusted name in ferrite technology, this core boasts a Material 61 composition, ensuring excellent magnetic properties. Its dimensions include an outer diameter of 16.6mm, an inner diameter of 9.65mm, and a height of 6.35mm. Supreme Components International is an authorised distributor of Fair-Rite products, guaranteeing authenticity and reliability. This toroid core is commonly used in applications such as power inductors, signal transformers, and noise filters. Its toroidal shape provides a closed magnetic path, minimizing flux leakage and maximizing inductance. Choose the 2961666681 for your next project and experience the Fair-Rite difference.