The Fair-Rite 2743015112 is a Toroid Core designed for optimal performance in a range of electronic circuits. This core, made from #43 material, offers excellent magnetic properties. Its toroidal shape ensures efficient magnetic flux containment, minimizing electromagnetic interference. With dimensions of A = 12.5 mm, B = 7.5 mm, and H = 5 mm, it's suitable for applications such as inductors, transformers, and chokes. Supreme Components International is an authorised distributor of Fair-Rite, guaranteeing the authenticity and quality of this component. Benefit from our reliable supply chain and technical expertise. Explore the possibilities with this versatile ferrite core.