Effective 7mm Ferrite Choke Clip for Noise Cancellation in Fax Machines
5x Ferrite Core Noise Suppression Filter Ring Cable Clamp RFI. - New clip-on ferrite toroids help reduce on AC power lines. - Widely used design, rectangular ferrite bead. - 5 different sizes 3.5mm, 5mm, 7mm, 9mm, 13mm.