The FAIR-RITE 7878400321 is a toroid core designed for optimal performance in a range of electronic circuits. Constructed from NI-ZN ferrite, this core offers excellent magnetic properties and is suitable for applications such as inductors, transformers, and filters. Its dimensions include a 12.7mm outer diameter, a 7.62mm inner diameter, and a 4.75mm height. The toroid shape provides a closed magnetic path, minimizing flux leakage and improving efficiency. As an authorised distributor of FAIR-RITE components, Supreme Components International guarantees the authenticity and quality of this product. This core is a reliable choice for demanding applications.