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‌Suzhou Dufew Electrical Co., Ltd.‌
‌Suzhou Dufew Electrical Co., Ltd.‌
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We offer a comprehensive portfolio including resistors, braking units, reactors, power filters, and transformers, with full customization options to meet diverse application requirements.

hina Active Harmonic Filter Manufacturer, Supplier, Factory

We always believe that one's character decides products' quality, the details decides products' quality ,with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for Active Harmonic Filter, Passive Harmonic Filter, We are generally looking ahead to forming effective business associations with new clientele around the world.
Active Harmonic Filter, All of our solutions comply with international quality standards and are greatly appreciated in a variety of markets around the world. If you are interested in any of our products or would like to discuss a custom order, be sure to feel free to contact us. We've been looking forward to forming successful business relationships with new clients in the near future.

Related Products

Hot Products

  • Corrugated Resistor Box

    Corrugated Resistor Box

    Corrugated Resistor Box from DUFEW integrates multiple corrugated resistor elements through series and parallel configurations inside an aluminum-zinc coated steel enclosure for high-power braking and energy dissipation applications. Supporting power ratings up to 30KW, resistance values from 0.01Ω to 1KΩ, and customizable protection levels, it is widely used in industrial drives, cranes, elevators, and heavy-duty equipment.
  • High Power Resistor Cabinet

    High Power Resistor Cabinet

    Dufew Electric High Power Resistor Cabinet provides high-capacity energy absorption, current limiting, and resistance load solutions for industrial applications. With modular resistor assemblies, flexible configurations, and thermal management design, it supports 20KW-500KW power ratings and up to 3000V voltage for heavy-duty equipment, industrial drives, and energy testing systems.
  • Non-Inductive Corrugated Resistor

    Non-Inductive Corrugated Resistor

    Engineered for high-frequency switching and pulse load applications, DUFEW CRR Series non-inductive corrugated resistor uses a bifilar reverse-winding structure to reduce parasitic inductance, suppress voltage spikes, and improve switching stability. Custom resistance values and specifications are available for different application requirements.
  • Power Supply Filter

    Power Supply Filter

    Dufew Electric Power Supply Filter is installed in series at the power input of single-phase inverters, servo drives, switching power supplies, and other electronic equipment. It suppresses conducted high-frequency interference generated by equipment and reduces external RF interference entering through the power line. Single-stage and two-stage configurations are available, with applicable filtering from 5 kHz to 30 MHz and rated current options of 1A–60A for the specified single-phase configuration.
  • Trapezoidal Aluminum Clad Resistor

    Trapezoidal Aluminum Clad Resistor

    DUFEW Trapezoidal Aluminum Clad Resistor features a fully enclosed trapezoidal aluminum housing for efficient heat dissipation and reliable protection in industrial environments. With power ratings from 50W to 6kW and resistance values up to 120kΩ, it is ideal for braking, motor control, load testing, and energy dissipation. OEM and custom solutions are available for global equipment manufacturers.
  • Load Resistor Cabinet

    Load Resistor Cabinet

    Manufactured by Dufew Electric, a power electronics component manufacturer in China, this Load Resistor Cabinet integrates resistor design, cabinet assembly, thermal management, and electrical testing for customized power testing applications. It supports 20KW-500KW load testing for generators, UPS systems, energy storage PCS, inverters, and power conversion equipment with flexible load configuration and reliable thermal performance.
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