Ferrita Core.
60mm x 40mm x 20mm
Blue noise ferrite core ring bead filter EMI cable
It comes with a box to put your own cable and close it
Blue Toroid Ferrite Ring Core for Inductors Chokes
- Used widely in power transformers, current transducers, instrument transformers, inductors, chokes, ballasts, voltage stabilizers and regulators, welding transformers, broad band transformers, filters, etc.