10 pcs : 5985001901 - Ferrite Toroids / Ferrite Rings 85 Toroid 12.70x7.90x12.70MM

59x Toroid Rings Fair-Rite 59x Toroid Rings are designed with a ring configuration that provides the ultimate utilization of the intrinsic ferrite material properties. These toroid cores are built using thermo-set plastic coated parts that can withstand a minimum breakdown voltage of 1000Vrms. The 59x toroid cores are supplied burnished to break sharp edges. These cores are ideal for use in power input filters, ground-fault interrupters, common-mode filters, and in pulse and broadband transformers.