FERROXCUBE Ferrite Ring Toroid Core, For: Choke, Current Regulation, Energy Storage, Transformer, 16.25 x 9.35 x 6.55mm

Cores. Ferrite cores offered in 4 varieties of different materials. The models with an external diameter of less than 9 mm are dark grey, regardless of material. For the other diameters, the core is white. Recommended for various applications such as making transformers, smoothing chokes, current regulators or even energy storage.