The Fair-Rite 3078990871 is a 78 material Toroid Core designed for effective EMI suppression. Supreme Components International, an authorised distributor of Fair-Rite, provides this high-quality ferrite core for applications requiring noise reduction and signal integrity. Toroid cores are known for their closed magnetic path, which minimizes flux leakage and enhances efficiency. This particular core is made from Fair-Rite's 78 material, offering specific magnetic properties optimized for EMI suppression across a range of frequencies. Typical applications include power supplies, filters, and chokes. Choosing Fair-Rite components from Supreme Components International ensures you receive genuine parts with reliable performance. Benefit from our extensive inventory and expert support.