The FAIR-RITE 38M3010AA1212 is a high-quality TOROID CORE, meticulously manufactured using MnZn 31 material. Its precise dimensions (A=12.1mm, B=7.5mm, H=4.8mm) make it suitable for a wide range of applications, including power inductors, signal transformers, and noise filters. The toroidal shape provides excellent magnetic flux containment, minimizing electromagnetic interference (EMI). This ferrite core offers superior performance in high-frequency circuits. As an authorized distributor of FAIR-RITE components, Supreme Components International guarantees the authenticity and quality of this product. Trust Supreme Components International for all your FAIR-RITE component needs.