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‌Suzhou Dufew Electrical Co., Ltd.‌
‌Suzhou Dufew Electrical Co., Ltd.‌
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Stay updated with the latest company announcements, technology developments, industry events, and new product releases from Dufew Electric.

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Follow Dufew Electric for company news, product updates and technical information related to power electronics components and industrial electrical systems.


This section covers developments in resistors, braking systems, reactors, power filters and transformers, as well as manufacturing activities, product applications and company updates. It provides customers, distributors and industry professionals with practical information about Dufew Electric and its product range.


Company NewsIndustry News
How Can a Braking Chopper Improve Dynamic Braking Performance in Modern VFD Systems04 2026-09

How Can a Braking Chopper Improve Dynamic Braking Performance in Modern VFD Systems

Dufew provides the Braking Chopper as an external dynamic braking solution for variable frequency drives (VFDs), helping control DC bus voltage when motors operate as generators during rapid deceleration or overhauling loads. Designed for 220V, 380V, and 690V drive systems, the CBU Series can be configured according to braking power, duty cycle, DC bus voltage, resistor specifications, and installation requirements.
Electronic Filters: Principles, Types, and Applications in Signal Processing03 2026-08

Electronic Filters: Principles, Types, and Applications in Signal Processing

Filters are the selective gates of electronic systems, passing desired frequencies while rejecting others.
Why Reactors Matter in Power Electronics and Power Conversion?03 2026-08

Why Reactors Matter in Power Electronics and Power Conversion?

A reactor—or inductive component—serves as the energy storage element in power electronics, essential for filtering, smoothing, and impedance matching.
How Resistor Selection Affects Electronic Circuit Performance?03 2026-08

How Resistor Selection Affects Electronic Circuit Performance?

The resistor is the most fundamental passive component in electronics, yet its role is often misunderstood.
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