The 5943001601 is a high-quality Toroid Core from FAIR-RITE, a leading manufacturer of ferrite components. Supreme Components International is an authorised distributor of FAIR-RITE, ensuring you receive genuine products. This particular core is made from #43 material ferrite, known for its excellent performance characteristics in a wide range of applications. Toroid cores offer superior magnetic properties compared to other core shapes, making them ideal for inductors, transformers, and chokes. The 5943001601 provides efficient energy storage and low core loss. Trust Supreme Components International for all your FAIR-RITE component needs. We offer competitive pricing and fast shipping on all orders. Contact us today to learn more about this product and our other offerings.