uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23.5 x 40.5 x 14.7mm auspowers_batchone Get to work smoothing off

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uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23.5 x 40.5 x 14.7mm auspowers_batchone Get to work smoothing offuxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23. 5 x 40. 5 x 14. 7mm This is a ferrite ring, not a magnet. It has no magnetism. Iron powder core is generally stored near signals of place. It has the characteristics of isolating eddy current, low permeability and restraining interference. Used widely in power transformers, current transducers, instrument transformers, inductors, chokes, ballasts, voltage