🌐 HV Three-Phase Common Mode Power Line Chokes

High-Voltage | Industrial-Grade | EMI Noise Suppression

Product Overview

Our HV Three-Phase Common Mode Power Line Chokes are engineered for demanding industrial and high-voltage applications where superior electromagnetic interference (EMI) suppression and stable system performance are essential. Designed to handle harsh electrical environments, these chokes provide reliable attenuation of common-mode noise across three-phase power systems, ensuring cleaner signals and improved equipment longevity.

Manufactured using high-permeability ferrite or nanocrystalline cores, the chokes deliver excellent high-frequency performance with low core losses. They are optimized for drives, converters, renewable-energy inverters, heavy machinery, and power distribution systems requiring robust insulation and long-term reliability.

Key Features

• High Voltage Insulation
  Suitable for medium- to high-voltage grids and industrial power networks.

• Three-Phase EMI Suppression
  Effectively filters common-mode noise in 3-phase AC or DC-linked systems.

• High Current Capacity
  Supports continuous operation under high load conditions with minimal temperature rise.

• Low Core Loss & High Efficiency
  Using premium ferrite or nanocrystalline materials for optimal performance at high frequencies.

• Customized Inductance & Current Ratings
  Tailored to customer specifications for inductance, leakage, and mechanical design.

• Rugged Mechanical Construction
  Designed for vibration-resistant, industrial-grade performance.

Typical Applications

• Industrial motor drives and servo systems

• Three-phase inverters (solar, ESS, EV chargers)

• High-power SMPS and converter systems

• Automation equipment and CNC machinery

• Power distribution networks

• UPS and power quality systems

Technical Specifications (Customizable)

• Voltage Rating: Up to 1kV+ / request-based

• Inductance Range: 0.5 mH – 50 mH

• Current Rating: 5A – 300A+

• Core Material: Ferrite / Nanocrystalline

• Phase Configuration: Three-Phase (3-Line)

• Mounting: Horizontal / Vertical / Baseplate

• Insulation Class: Class F / H optional

Why Choose Our HV Three-Phase Chokes?

• Industrial-grade quality and long service life

• Stable inductance under high temperature

• Low leakage current and minimized electromagnetic emissions

• Fully customizable design to meet project requirements

• Engineering support from prototype to mass production