5 ea Ferrite Rod Core 0.25×1.00″ Fair-Rite 4077276011 2000u Perm Plain Slug 77
Coating = None, bare. Material; 77 MnZn. For frequency tuned rod designs see section Antenna/RFID Rods on the manufacturers website – Fair-Rite. The cores are genuine Fair-Rite product. Pressed Fair-Rite rods are used extensively in high-energy storage designs.