The FAIR-RITE 2661801102 is a Toroid Core designed for optimal performance in a range of electronic circuits. Supreme Components International is an authorised distributor of FAIR-RITE, ensuring you receive genuine, high-quality components. This ferrite core is constructed from 26 material, known for its specific magnetic properties. Its dimensions include an 18.0mm outer diameter, an 11.0mm inner diameter, and a 6.35mm height. Toroid cores are commonly used in inductors, transformers, and filters due to their ability to confine magnetic flux, minimizing electromagnetic interference (EMI). The 2661801102 offers excellent performance characteristics for demanding applications. Trust Supreme Components International for all your FAIR-RITE component needs.