What's Our Products & Solutions?
Products & Solutions
New power system construction solutions for high-reliability, low-carbon equipment and new energy-based power system construction.
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Intelligent Transformer Breather( ITB)
Reactors 3D Magnetic Fleld Monitoring System
Drone Intelligent Inspection System
Power Grid Quadruped Inspection Robot
World Leader
Developers and suppliers of power equipment
Developers and suppliers of high-end power equipment
DKNC
Beijing Electric Power and Energy Innovation Technology Co., Ltd. (DKNC) is a wholly-owned subsidiary of Tianjin Jingwei Zhengneng Electrical Energy Equipment Co., Ltd. (TEEE), headquartered in Beijing Daxing District International Innovation Demonstration Zone, is a company with power equipment research and development as the core, focusing on Provide high-reliability, low-carbon, intelligent power system solutions for global customers state-level high-tech enterprises. With the mission of "promoting energy change and enabling a green future", the company focuses on new energy power systems and UHV fields, serves global power grid companies and industrial customers, and is committed to becoming a practitioner of new power system construction.
Top Three High Voltage and Ultra High Voltage Reactor Suppliers in China
Rapid expansion and aggressive sales strategy from 2022
National and international partners
Group registered capital 0.4 billion RMB
Global Reactor Sales
Access to design and innovation patents
What's Our Advantage?
Enterprise core advantage
New power system construction solutions for high-reliability, low-carbon equipment and new energy-based power system construction.
Seeking Local Power O&M Partners
With rich experience in the power industry, we possess the world-leading 500kV ultra-high voltage reactor technology and a proven track record across global projects. To enhance our localized service capabilities, we are now inviting reliable partners with deep local roots, professional certifications, and expertise in HV/renewable energy/power plant maintenance to collaborate. Let's join forces to deliver exceptional maintenance services, ensure grid safety and stability, and achieve mutually beneficial growth! Local specialists are welcome to contact us for discussions.
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Powering smarter grid maintenance
We revolutionize power asset management with cutting-edge solutions. Our smart transformer breathers continuously monitor humidity and silica gel status, eliminating manual inspections while preventing moisture ingress. Leveraging the proprietary Reactor 3D™ system, we deliver cm-level precision diagnostics for UHV reactors, extending core equipment lifespan through predictive insights. Complemented by an integrated AI-driven aerial-ground ecosystem—where autonomous drones conduct aerial surveys and rugged ground robots navigate complex terrain—we transform passive maintenance into proactive asset optimization, maximizing grid reliability worldwide.
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Innovating UHV Dry-Type Reactors
DKNC Reactors have been installed on over 31 HV lines throughout China. We also exported the new 500kV shunt reactors to Brazil, 220kV series reactors to Pakistan and a complete range of applications worldwide. In total,we have supplied over 15,000 reactors for SVC, HVDC, HVAC, FACTS, VSC, capacitor banks, etc. globally.World's first ±1100kV dry-type air-core smoothing reactor — core equipment for UHV DC transmission; World's first 500kV dry-type air-core shunt reactor — milestone in EHV AC grid voltage regulation; World's first ±800kV UHV dry-type air-core converter reactor — key nexus for cross-regional renewable energy transmission
Explore MoreWhat's Our Strategy Partners
Strategic cooperation
New power system construction solutions for high-reliability, low-carbon equipment and new energy-based power system construction.
Our Honor Awards
Certification
New power system construction solutions for high-reliability, low-carbon equipment and new energy-based power system construction.
Our journey
News
New power system construction solutions for high-reliability, low-carbon equipment and new energy-based power system construction.
2026-06-11
Understanding Filter Reactors: Enhancing Power Transformer Efficiency
In the realm of electrical engineering, particularly in the domain of power transformers, filter reactors play a pivotal role in enhancing system efficiency and reliability. These devices are designed to mitigate harmonic distortions in electrical power systems, ensuring smooth and stable operation of transformers and connected equipment. A filter reactor is essentially an inductive component, oft
2026-06-10
Smoothing Reactors Explained: Why They Matter for Industrial Applications
Smoothing Reactors Explained: Why They Matter for Industrial Applications Table of Contents 1. Introduction to Smoothing Reactors 2. Understanding the Functionality of Smoothing Reactors 2.1 What is a Smoothing Reactor? 2.2 How Do Smoothing Reactors Work? 3. Importance of Smoothing Reactors in Industrial Applications 3.1 Enhancing Power Quality 3.2 Reducing Harmonics in Electrical
2026-06-09
Understanding High Voltage Shunt Reactors: Essential Insights for Electric Power Professionals
High voltage shunt reactors are integral components used in power systems, primarily to manage reactive power and mitigate voltage fluctuations across transmission lines. These devices are particularly effective in enhancing the stability and efficiency of electrical networks, especially in scenarios where long-distance power transmission is involved. One of the primary functions of a high voltage
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