Current Transformer

Product Center Overview

Technical Solutions Across 4 Key Industries

Open-Close Type Circular Residual Current Transformer- CTK11
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Rectangular Combined Residual Current Transformer – CTYF2
  • Its is suitable for combined electrical fire monitoring. easy to install and adopts up and down opening and dosing mode
  • Core piercing structure, flame retardant epoxy resin casting, elastic pad contact surface, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Rectangular Combined Residual Current Transformer – CTYF1
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Circular Combined Residual Current Transformer – CTY2
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Circular Combined Residual Current Transformer – CTY1
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Large Combined Residual Current Transformer – CTYD
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Square Combined Residual Current Transformer – CTYF
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Combined Residual Current Transformer – CTY
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Rectangular Residual Current Transformer – CT11
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Circular Residual Current Transformer – CT11
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Rectangular Residual Current Transformer
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Circular Residual Current Transformer
  • Core piercing structure, flame retardant epoxy resin casting, good stability
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity
  • Excellent balance characteristics and strong anti electromagnetic interference ability
Customization Process Guide

From Concept to Mass Production

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Requirement Analysis & Solution Design
We go beyond order-taking by analyzing your application (PV, storage, EV charging) to define key parameters—turns ratio, accuracy, linearity, and dimensions—while optimizing integrator matching and anti-interference design for Rogowski coils.
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Rapid Product Prototyping
Once the plan is confirmed, we initiate rapid prototyping. Utilizing our modular core inventory and flexible winding processes, we produce functional samples within 15-20 days, allowing you to proceed with circuit testing and validation ASAP.
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Rigorous Testing & Validation
Samples undergo strict functional and environmental testing, including ratio and phase error calibration, as well as withstand voltage, temperature rise, and EMC tests to meet IEC 61869 and application requirements.
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Scalable Mass Production
After approval, we move to mass production using automated winding and epoxy casting lines, ensuring consistent magnetic performance and insulation reliability, with monthly capacity over 500,000 units.
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Final QC & Global Delivery
We perform AQL sampling or 100% inspection before shipment to ensure zero defects in appearance and performance. Familiar with export packaging standards, we provide shock-proof and moisture-proof packing for on-time global delivery.

Trusted Quality, Proven Performance

Committed to Deliver Reliable Sensing Solutions

Get in Touch
Contact our team anytime for product inquiries, technical support, or project consultation. We are ready to assist you with responsive service and professional guidance.

About Us

Jiangyin Yucheng Electric, Jiangsu, China, makes current sensors and smart meters for global power and industrial applications, offering reliable, high-accuracy, standards-compliant solutions.

Contact Info

No.5 Tongxin Road, Qingyang Town,Jiangsu,China