Jiangsu Province,Jiangyin Yucheng Electric Co., Ltd.

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Precision & Reliability

Fast Response Reliable Supply Proven Quality

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Custom Solutions

Tailored designs to meet your technical and project requirements.

OEM / ODM Support

From sampling to mass production with fast turnaround.

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Global Supply

Serving clients in over 30 countries worldwide, we ensure stable and timely delivery through efficient production management, strict quality control, and a reliable global supply system.

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ABOUT Yucheng

Expert in Current Transformers & Rogowski Coils

We specialize in the design and manufacturing of current transformers, Rogowski coils, and integrator systems. With years of engineering experience and a commitment to quality, we support global customers with stable, accurate, and customizable solutions for power monitoring and industrial applications.

Current Sensing Expertise

Manufacturing & Testing

Custom OEM / ODM Solutions

Global Supply Capability

About Us

Technical Solutions Across 4 Key Industries

Smart Grid

Distribution network automation and substation upgrades.

Energy Management

Energy efficiency optimization in industry and buildings, and intelligent energy-saving monitoring.

Intelligent Fire Protection

Electrical fire monitoring and safety early warning system.

PV & New Energy

Application of photovoltaic power plant current monitoring and energy storage systems.

Protective Level Vertical Current Transformer – BHP

Circular residual current transformer with hand-operated opening, suitable for 63A–2000A systems. High accuracy, excellent balance, and strong interference resistance ensure reliable monitoring in smart power and fire protection systems.

Circular Open-Close Type Hall Sensor

Circular open-close type Hall sensor is designed for accurate isolation and conversion of AC, DC and pulse current signals. With high precision, fast response and strong anti-interference capability, it is widely used in industrial monitoring, renewable energy systems and power control applications.

Roche Coil Transformer (flexible Opening Transformer) – CTLS

A flexible Rogowski coil current sensor designed for accurate AC current measurement in large, irregular, or hard-to-access conductors. It features an openable structure for easy installation and is suitable for both temporary and long-term monitoring applications.

Roche Coil Transformer (flexible Opening Transformer) – CTLS2

Three-Phase Intelligent Digital Transformer – CT46

PMC-53M-A

The PMC-53M-A Digital Multifunction Meter features a compact DIN form factor, ideal for industrial, commercial, and utility applications, delivering cost-effective three-phase power measurement and smart monitoring capabilities.

Our Scale and Reach Ensure Reliable Global Supply

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WHY CHOOSE US

Engineered for Precision & Reliability

Engineering-Driven Development

Experienced engineers ensure accuracy, stability, and reliable performance in every product.

Integrated Manufacturing System

Standardized processes from production to calibration ensure consistent quality at scale.

Quality You Can Verify

Every unit is fully tested under strict quality control and certified management systems.

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Years of Experience

With years of focused experience in current sensing technologies, we consistently deliver reliable solutions supported by continuous innovation, stable production, and strict quality control.

Our Certifications

Certified for Quality and Compliance

Our products and manufacturing processes comply with international standards, ensuring reliable performance, safety, and consistency for global markets.