Technical data Outside diameter: 13.5 mm Thickness: 5 mm Inner diameter: 7 mm Weight: 3.2g When used to protect a servo having a standard plug, these dimensions do not allow the cable with the servo plug to pass through the hole in the ring. The cable should be disconnected from the plug (remove the plastic cover). The cord should be looped around the ring 4-6 times. https://elecena.pl/product/22607499/ferrite-ring-13-5x5x7-emi-filter-toroidal-ferrite-bead 2023-02-22 https://elecena.pl/product/22607499/ferrite-ring-13-5x5x7-emi-filter-toroidal-ferrite-bead 2025-10-29