The Fair-Rite 2773005112 is a toroid core crafted from 77 material, specifically engineered for EMI suppression. Supreme Components International is an authorised distributor of Fair-Rite components, ensuring you receive a genuine and high-performance product. This ferrite core is commonly used in inductors, transformers, and filters to reduce electromagnetic interference. Its toroidal shape provides excellent magnetic properties, minimizing flux leakage and maximizing inductance. The 77 material offers a good balance of permeability and saturation flux density, making it suitable for a wide range of applications. Choose the 2773005112 for reliable EMI suppression in your electronic designs. Supreme Components International provides full support and documentation for this product.