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Brand: FERRTX
Transportation: Ocean,Land,Air,Express
Place of Origin: China
Supply Ability: 2~8weeks
Certificate: RoHS/ISO/UL/CE/IATF16949/CNAS
Port: Xi'an,Shanghai
Payment Type: L/C,T/T
Ferrtx RH Series Emi Ferrite Beads are designed for effective suppression of high-frequency electromagnetic interference in power and signal lines. As dedicated Hole EMI Suppression Beads, they provide reliable impedance characteristics and strong mechanical stability, making them ideal for industrial and power electronics applications.
This page focuses specifically on the RH series, which has been independently categorized to meet precise EMI filtering and inductance performance requirements.

EMI Ferrite Beads are passive components that attenuate unwanted high-frequency noise by converting electromagnetic interference into thermal energy. Unlike standard inductors, EMI ferrite beads are optimized for noise suppression rather than energy storage.
Through hole ferrite beads offer clear advantages over surface-mount alternatives, especially in high-current or mechanically demanding environments.
The RH Series Hole EMI Suppression Beads are engineered with optimized ferrite material and robust leaded construction, providing:
Stable EMI Ferrite Beads Inductance across frequency range
High impedance at noise frequencies
Low DC resistance to minimize power loss
Strong mechanical strength for through hole mounting
Reliable performance under thermal and vibration stress
They are frequently used alongside Power Line Common Mode Choke solutions in multi-stage EMI filtering designs.
Optimized Ferrite Core Material
Ensures consistent impedance and inductance characteristics.
Through Hole Leaded Design
Improves solder joint reliability compared with SMD Inductor options.
Low Loss Performance
Suitable for power circuits requiring minimal efficiency impact.
Wide Operating Temperature Range
Stable performance in industrial environments.
Customization Available
Supports Customized EMI Filter specifications for inductance and current ratings.
| Part Number | Inductance (µH) | Impedance @100MHz (Ω) | Rated Current (A) | DC Resistance (mΩ) |
|---|---|---|---|---|
| RH-020 | 0.3 | 90 | 2 | 30 |
| RH-040 | 0.6 | 120 | 4 | 22 |
| RH-060 | 1.0 | 150 | 6 | 16 |
| RH-080 | 1.5 | 180 | 8 | 12 |
| RH-Custom | Custom | Custom | Custom | Custom |
The EMI Ferrite Beads Inductance of the RH series is carefully balanced to suppress high-frequency noise without degrading signal integrity. This makes the RH series suitable for:
DC power input/output lines
Industrial control boards
Automotive electronic systems
Power converters and DC-DC modules
Communication equipment
They can be used in combination with ferrite bead inductor or EMI Filter assemblies for enhanced EMC compliance.
Compared to Multilayer Chip Beads, RH Series through hole EMI beads offer:
Higher current handling
Better thermal performance
Improved mechanical durability
Compared to SMD Common Mode Chokes, they provide simpler implementation for single-line noise suppression.
Ferrtx provides flexible customization services for Hole EMI Suppression Beads, including:
Inductance and impedance tuning
Ferrite material optimization
Lead spacing and package dimensions
Application-specific EMI targets
Our engineering team supports rapid customization to meet your exact EMC design requirements.
Dedicated RH series product classification
Proven through hole EMI suppression performance
Consistent quality and stable supply
Strong customization and technical support
FERRTX EMI Ferrite Beads help engineers achieve reliable EMI suppression with confidence.
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