What is this?Toroid ferrite cores are widely used across various industries, including automotive, machinery, and microwave communications. They are key components in power transformers, instrument transformers, inductors, chokes, ballasts, voltage regulators, welding transformers, and filters. This ferrite choke ring is also suitable for various household appliances and cables, and is an indispensable core magnetic component in various electronic devices!What will I get?Material: Iron, Silicon, AluminumColor: BlackShape: RoundOuter Diameter: 11.2mm / 0.44inchesInner Diameter: 6mm / 0.24inchesHeight: 4mm / 0.
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