The Fair-Rite 2743019447 is a high-quality Toroid Core, available through Supreme Components International, an authorised distributor of Fair-Rite electronic components. This ferrite core, belonging to the FERRITE CORE and TOROID CORE subcategories, is constructed from Material 43. Its toroidal shape provides excellent magnetic properties for applications such as inductors, transformers, and noise filters. The core's dimensions are A = 14.5 mm (outer diameter), B = 7.5 mm (inner diameter), and H = 5.1 mm (height). This makes it suitable for compact designs where space is a constraint. Choose this reliable core for optimal performance in your electronic circuits. Supreme Components International guarantees authenticity and quality.