The Fair-Rite 2944777721 is a Ferrite Toroid Core, meticulously crafted for superior performance in a wide range of electronic circuits. Supreme Components International, an authorised distributor of Fair-Rite, provides this high-quality core, ensuring authenticity and reliability. Constructed from Material 44, this toroid core offers excellent magnetic properties. Its dimensions include an outer diameter of 7.77mm, an inner diameter of 4.75mm, and a height of 3.18mm. This core is commonly used in inductors, transformers, and filters, providing efficient energy storage and noise suppression. Choose Fair-Rite for exceptional quality and performance in your electronic designs. Trust Supreme Components International for genuine components and expert support.