10x6x4mm Ferrite Toroid Core EMI RFI Suppressor Ring Choke High Permeability

This 10x6x4mm Ferrite Toroid Core is a high-permeability passive magnetic component engineered to suppress high-frequency electromagnetic interference (EMI) and radio frequency interference (RFI) in electronic circuits. Featuring a compact ring geometry with a 10mm outer diameter, 6mm inner diameter, and 4mm thickness, this ferrite core functions as an effective choke for signal wires, data cables, and power leads to ensure clean signal integrity.

The closed toroidal geometry prevents magnetic flux leakage, protecting nearby components from stray inductive coupling, while the 6mm inner diameter allows multiple wire loops to increase inductive filtering power for stringent EMC compliance.

Key Specifications

• Product Type: Ferrite Toroid Core / EMI Suppressor Ring
• Material: MnZn (Manganese-Zinc) or NiZn (Nickel-Zinc) high-permeability ferrite
• Outer Diameter (OD): 10.0 mm
• Inner Diameter (ID): 6.0 mm
• Thickness / Height: 4.0 mm
• Shape: Toroidal Ring Core
• Function: High-frequency noise absorption, inductive choke filtering, transient suppression
• Mounting Style: Cable-pass / Wire-wrap inline insertion
• Compliance: RoHS, thermal shock resistant

Applications

• EMI/RFI suppression chokes for wrapping power supply wires or data lines to block high-frequency interference from sensitive equipment
• Pulse transformers and inductors as the magnetic core base for custom-wound low-power pulse transformers, signal filters, and toroidal inductors
• Switch-mode power supplies (SMPS) for filtering output noise and high-frequency ripple on DC rails downstream from buck/boost converters
• Communication signal conditioning for cleaning up RF antenna assemblies, data communication cables, and telemetry lines

Package Includes

• 1 x 10x6x4mm Ferrite Toroid Core

Note: Image is for representation purpose only.