The Fair-Rite 4077172011 is a Toroid Core designed for superior EMI suppression. Manufactured using Fair-Rite's 77 material, this core offers exceptional performance in filtering unwanted electromagnetic interference. As an authorised distributor, Supreme Components International provides genuine Fair-Rite components, ensuring quality and reliability. Toroid cores are known for their closed-loop magnetic field, minimizing flux leakage and maximizing inductance. This makes them ideal for applications requiring efficient and effective EMI filtering. The 4077172011 is suitable for a wide range of electronic devices and circuits where noise reduction is critical. Choose Supreme Components International for authentic components and expert support.