Rectangle ferrite Bead. Ferrite core with plastic cover. Clamp on the power cord to stabilize current and improve sound quality. Clamp on the signal cable to play the role of anti-interference and electromagnetic compatibility.
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102x65x20mm Toroidal Transformer Ferrite Core inner 65mm 2.6inch Toroid Ferrite Core Ferrite Chokes Noise Filter 20mm Hole 65mm
Aliexpress UK
FAIR-RITE FT240-43 TOROIDAL FERRITE.
eBay
120x80x20mm Ultra large Transformer Ferrite Core Isolator Ferrite Ring RF Choke Ferrite Bead 120*80*20 mm 1PCS
Aliexpress UK
FT240-31 FAIR-RITE FERRITE CORE TOROID RING.
eBay
49X32X19mm Transformer Ferrite Core instead Of 50X30X20mm EMI Filter Ferrite Ring RF Choke Ferrite Bead ,2pcs/lot
Aliexpress UK
INSTRUCTIONS FOR USE: Install a ferrite core on the device side of the cable to clip onto the cable whether or not the cable has a connector or is hardwired to the device. PREMIUM MATERIAL: Made of plastic case and ferrite core for long service life.
eBay
Ferrite Magnetic Ring 8X4X4MM Anti-interference Mn-Zn Toroidal Cores Toroid Ferrite Core for Inductor Chokes
Aliexpress UK
Toroidal (doughnut-shaped) ferrite rings. Ferrite Ring Cores. For EMI/RFI Suppression, anti-interference. Note: Sold individually, choose required size from dropdown above.
eBay
Ferrite Magnetic Ring 13X7X5MM Anti-interference Mn-Zn Toroidal Cores Toroid Ferrite Core for Inductor Chokes
Aliexpress UK
INSTRUCTIONS FOR USE: Install a ferrite core on the device side of the cable to clip onto the cable whether or not the cable has a connector or is hardwired to the device. PREMIUM MATERIAL: Made of plastic case and ferrite core for long service life.
eBay
60x36x20/63x38x25/68x44x15mm Ferrite Ring Iron Toroid Core Green T63 RF choke ferrite bead PC40 MnZn 1pc
Aliexpress UK
Rectangle ferrite Bead. Ferrite core with plastic cover. Reduce electro-magnetic interference and improve signal integrity. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
eBay
【20-10PCS】Ferrite Magnetic Ring 13X7X5MM Anti-interference Mn-Zn Toroidal Cores Toroid Ferrite Core for Inductor Chokes
Aliexpress UK
Fair-Rite FT240-43 (5943003801) Toroidal Ferrite Core – Material 43. Manufactured withMaterial 43, this ferrite core provides excellent performance in the frequency range of 10 MHz to 300 MHz. Part Number: FT240-43 (5943003801).
eBay
10pcs 3 Pin Ferrite Coil I Shaped Alarm Buzzer Boost Booster Step Up Inductor Inductance Choke Filter Drum Core Radial
Aliexpress UK