Split Ferrite Clamp Core for EMI Filtering Professional snap-open noise suppressor designed for charger power cords and data cables, providing effective EMI filtering with 200+ applications. Ideal for small device cable noise suppression with 9mm inner diameter, compatible with cables from 3mm to 30mm diameter. Technical Specifications Place of Origin China, Zhejiang Brand Name Careful Model Number SCRC Type Soft Composite Materials NiZn, MgZn, MnZn Shape Coil Application