The Fair-Rite 199016551 is a Ferrite 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 toroid core is constructed from Material 73, known for its excellent magnetic properties. Key specifications include an outer diameter (OD) of 16.51mm, an inner diameter (ID) of 9.65mm, and a height (H) of 5.08mm. Toroid cores offer superior performance compared to other core shapes due to their closed-loop design, which minimizes flux leakage and maximizes inductance. Ideal for use in inductors, transformers, and filters where high efficiency and low EMI are critical. Choose Supreme Components International for reliable components and expert support.