¬4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics
Coilmaster Electronics Co., Ltd. - Automotive & Industrial Inductors & Transformers | High Current Power Solutions | Coilmaster

4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics

Nanocrystalline EMI chokes are increasingly adopted as a reliable alternative to traditional transformer-based solutions. With high permeability and low core loss, they deliver efficient EMI suppression across a wide frequency range while keeping thermal performance stable. The 4.5mH 18A choke is particularly suited for power converters, inverter stages, and high-power electronics where reduced system losses and compliance with EMI standards are critical.

Unlike conventional transformer-style solutions, our 33x19x39mm through-hole nanocrystalline choke offers a more compact footprint with higher current handling. Customers can request impedance peak frequency adjustments—for example, shifting the Z peak closer to switching frequency ranges to improve real-world EMI filtering efficiency. Beyond that, we support quick customization of inductance, rated current, and even mechanical size modifications. While many large suppliers require months to release tailored designs, we can provide engineering proposals or working samples within 1–2 weeks, helping shorten design cycles and reduce project delays.

If you are looking for a high-current EMI suppression solution that reduces system losses while offering flexibility in design, our nanocrystalline chokes provide a practical transformer alternative. Please connect with us through the inquiry form on our website, and we will provide a fast and tailored solution for your power electronics application. Coilmaster Electronics is a high-current 4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative, High efficiency EMI suppression with reduced losses, ideal for power electronics and converters. manufacturer from Taiwan since 1995. Coilmaster offers AEC-Q200 certified, high-efficiency power inductors, chokes, and transformers. Specializing in low-loss, high-current components for Automotive, 5G, and Industrial applications. Contact our experts for instant support. With more than 20 years of experience in magnetic territory, Coilmaster Electronics is specialized in the production of SMD power inductors, common mode choke, high frequency transformers.

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High efficiency EMI suppression with reduced losses, ideal for power electronics and converters. | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics

Common Mode Power Line Choke Nanocrystalline | Specializing in High Current SMD Inductors, Common Mode Chokes, and High-Frequency Magnetics

4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative - Common Mode Power Line Choke Nanocrystalline
  • 4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative - Common Mode Power Line Choke Nanocrystalline

4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative

CMT2510BNA-452-18A-LF

High efficiency EMI suppression with reduced losses, ideal for power electronics and converters.

Nanocrystalline EMI chokes are increasingly adopted as a reliable alternative to traditional transformer-based solutions. With high permeability and low core loss, they deliver efficient EMI suppression across a wide frequency range while keeping thermal performance stable. The 4.5mH 18A choke is particularly suited for power converters, inverter stages, and high-power electronics where reduced system losses and compliance with EMI standards are critical.

Unlike conventional transformer-style solutions, our 33x19x39mm through-hole nanocrystalline choke offers a more compact footprint with higher current handling. Customers can request impedance peak frequency adjustments—for example, shifting the Z peak closer to switching frequency ranges to improve real-world EMI filtering efficiency. Beyond that, we support quick customization of inductance, rated current, and even mechanical size modifications. While many large suppliers require months to release tailored designs, we can provide engineering proposals or working samples within 1–2 weeks, helping shorten design cycles and reduce project delays.

If you are looking for a high-current EMI suppression solution that reduces system losses while offering flexibility in design, our nanocrystalline chokes provide a practical transformer alternative. Please connect with us through the inquiry form on our website, and we will provide a fast and tailored solution for your power electronics application.

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Customization

Due to the solid background of our engineer team at ferrite powder territory, we could modify the core powder, design and produce the most suitable product to fit customer's applications. Except for the standard characteristic of our series specification, Coilmaster Electronics also offer the customization product with low minimum order quantity (MOQ), tighter tolerance, different inductance and frequency applications.

Leadtime

Coilmaster’s standard lead time is 6~8 weeks, in urgent case, the fast delivery program is available. For specific product series, we could send out the goods within 10 or 20 working days.

Key features
  • Compact THT Package (33x19x39mm) – Space-saving design with robust mechanical stability.
  • Broadband Noise Attenuation – Effective suppression from 150kHz up to 30MHz.
  • Excellent Thermal Stability – Consistent impedance performance from -40°C to +125°C.
Applications
  • Renewable Energy
  • UPS & Power Backup Systems
  • EV Chargers & DC Fast Charging
Construction
  • Common Mode Choke
Size(mm)
  • 36x23x35
Inductance(uH)
  • 4500
Inductance tolerance
  • ±50%/30%
Test Frequency(MHz)
  • 0.01
Irms(A)
  • 18
DCR(mΩ)
  • 4.2
Additional Notes

Hi-Pot : 1500 (V)
Rated Voltage : 250 (V)

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4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative | Magnetic components | Transformer, Inductor, Choke Manufacturer | Coilmaster Electronics

Located in Taiwan since 1995, Coilmaster Electronics Co., Ltd. has been a manufacturer of magnetic components. Its main magnetic components include, 4.5mH 18A Nanocrystalline EMI Choke Transformer Alternative, common mode chokes, SMD molding power chokes, chock coil inductors, SMD shielded and semi-shielded power inductors, low profile and high current power inductors, high voltage power inductors, ethernet and LAN power transformers, flat wire inductors, RJ45 jacks with integrated magnetics and high frequency transformers, and ceramic or air coil multilayer chip inductors.

Coilmaster offers AEC-Q200 certified, high-efficiency power inductors, chokes, and transformers. Specializing in low-loss, high-current components for Automotive, 5G, and Industrial applications. Contact our experts for instant support. With more than 20 years of experience in magnetic territory, Coilmaster Electronics is specialized in the production of SMD power inductors, common mode choke, high frequency transformers.

Coilmaster Electronics has been providing customers with high current power inductors since 1995, with both advanced technology and 29 years of experience, Coilmaster Electronics ensures that each customer's requirements are met.