5-Pack Ferrite Bead Clip RFI Noise Filter for USB & Cables
5-Pack Ferrite Bead Clip RFI Noise Filter for USB & Cables
5-Pack Toroidal Ferrite Bead Clip-On RFI Noise Filters
Keep your cables free from electromagnetic interference with this versatile 5-pack of clip-on ferrite bead noise filters. Designed for easy snap-on installation, these toroidal ferrite cores suppress RFI (Radio Frequency Interference) and EMI (Electromagnetic Interference) on USB, audio, video, power, coaxial, Firewire, and phone cables — delivering cleaner signals and improved performance across your devices.
Why You Need Ferrite Bead Filters
Cables in modern electronics act as unintentional antennas, picking up and radiating unwanted electromagnetic noise. Clip-on ferrite beads are a simple, proven solution widely used in computers, hard drives, audio/video equipment, copiers, and fax machines to reduce interference and protect signal integrity.
Key Features
- 5 Sizes Included: 3.5mm, 5mm, 7mm, 9mm, and 13mm — fits a wide range of cable diameters
- Clip-On Design: Double-snap closure for tool-free installation and removal in seconds
- Broad Compatibility: Works on USB, audio, video, power cords, coaxial, Firewire, phone, and more
- RFI & EMI Suppression: Nickel-zinc soft-magnetic ferrite core effectively blocks high-frequency noise
- Durable Construction: Ferrite core housed in a protective black plastic casing
- Versatile Use: Computers, home theater systems, hard drives, copiers, fax machines, audio/video gear, and AC power lines
- Improves Signal Integrity: Reduces noise to produce clearer audio, sharper video, and more stable data transmission
- Made in China
Technical Specifications
| Sizes | 3.5mm, 5mm, 7mm, 9mm, 13mm |
| Quantity | 5 pieces (one of each size) |
| Product Name | Nickel Zinc Ferrite Bead Clip |
| Magnetic Ring Range | 3–15mm |
| Initial Permeability | 1000 |
| Saturation Magnetic Induction | 400 |
| Remanence | 200 mT |
| Coercivity | 16 A/m |
| Curie Temperature | 120°C |
| Density | 4.9 g/cm³ |
| Material | Soft magnetic ferrite core + plastic housing |
| Color | Black |
What's in the Box
- 5 × Ferrite Bead Clip-On Noise Filters (3.5mm, 5mm, 7mm, 9mm, 13mm)
Note: Actual product color may vary slightly from photos due to display and lighting differences. Please allow minor measurement tolerances.
For more information on electromagnetic compatibility (EMC) and how ferrite beads help reduce conducted emissions in electronic devices, visit the FCC and refer to CPSC guidelines on electronic device safety.
Frequently Asked Questions
Q: What cable types are these ferrite bead clip-on filters compatible with?
A: These ferrite bead noise filters are compatible with a wide range of cables, including USB, audio, video, coaxial, Firewire, phone lines, and AC power cords. With five sizes (3.5mm to 13mm), they fit most standard cable diameters used in home and office electronics.
Q: How do I install a clip-on ferrite bead noise filter?
A: Installation is simple and tool-free. Open the snap-clip housing, place the cable inside the ferrite core, and press it shut until the double-snap locks in place. The filter can be repositioned or removed just as easily whenever needed.
Q: Will these ferrite bead filters work on AC power lines and computer cables?
A: Yes. These clip-on ferrite cores are designed to work on AC power lines as well as data and signal cables. They help reduce high-frequency RFI and EMI on computers, hard drives, audio/video equipment, copiers, and fax machines, contributing to cleaner signals and more stable device operation.