uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Yellow White 35pcs, 8.2 x 15.5 x 6.2mm: Amazon.com: Industrial & Scientific
uxcell 5pcs 22 x 36.5 x 11mm Ferrite Chokes Ring Iron Powder Toroid Cores Yellow White: Amazon.com: Industrial & Scientific
Fielect 35 Pcs Toroid Core Ferrite Choke Iron Powder Inductor Ferrite Ring 14.5x26.9x14.5mm,Yellow and White: Amazon.com: Industrial & Scientific
X-DREE 2pcs 17mm x 11mm x 27mm Tube Toroids Ferrite Ring Core for Inductor(2 pezzi 17 mn x 11 mn x 27 mn Toroidi con nucleo in ferrite per induttore - - Amazon.com
Xiaoyztan 5 Pcs Iron Toroid Ferrite Core Powder Inductor Ferrite Rings, Green Painted, 1.2"x0.7"x0.5": Amazon.com: Industrial & Scientific
uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23.5 x 40.5 x 14.7mm: Amazon.com: Industrial & Scientific
IIVVERR 50 x 30 x 19mm Ferrite Ring Iron Toroid Core Black for Power Inductor (50 x 30 x 19 mm Anillo de ferrita Iron Toroid Core Black para Power Inductor - - Amazon.com