Amazon.com: 2pcs 58X35X15mm Ferrite Core ferrite Ring Al156nH Every N2 for Transformers chokes isolators or Cables Cord as Filter ferrite Bead : Industrial & Scientific
DOKEI Nuclei di Ferrite, 20 pezzi Filtro di Ferrite Antidisturbo Anello Ferrite RFI EMI Soppressore di Rumore Nero Filtro ad Alta Frequenza Anti-interferenza per Cavo (3.5mm/5mm/7mm/9mm/13mm) : Amazon.it: Commercio, Industria e Scienza