Precision Current Transformers for a Smarter Grid
HUBEI CTWELL Electronics Co., Ltd. – Innovating high-accuracy current transformers for new energy, IoT, data centers, and power systems since 2003.
Explore Our ProductsThis page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.
HUBEI CTWELL Electronics Co., Ltd. – Innovating high-accuracy current transformers for new energy, IoT, data centers, and power systems since 2003.
Explore Our ProductsHUBEI CTWELL Electronics Co., Ltd., headquartered in Yunxi County at the base of Wudang Mountain in Shiyan, Hubei, is a leading manufacturer specializing in the research, development, manufacturing, and sales of current transformers.
With over 20 years of technical expertise, our 4,500-square-meter facility leverages advanced equipment like fully automatic toroidal winding machines and epoxy coating systems to produce high-accuracy, low-voltage current transformers. We've independently developed silicon steel strip cores, nano-crystalline cores, and composite magnetic cores for cost-effective, reliable solutions.
Our products are widely used in electric power systems, new energy installations, big data centers, and the Internet of Things, and are exported to Southeast Asia, Europe, and the United States.
High-precision current transformers engineered for reliability, efficiency, and integration across modern energy and digital infrastructure.
Easy-install split-core design for retrofit and monitoring applications. No need to disconnect wires.
High-accuracy, low-voltage transformer ideal for new energy systems.
Compact design for space-constrained PCB and metering applications.
Precision sensing for revenue-grade metering and billing accuracy.
Cost-effective solution with excellent magnetic performance and low core loss.
Ultra-high permeability and accuracy for sensitive measurement applications.
Hybrid core technology balancing performance, cost, and size.
Integrated three-phase sensing for balanced load monitoring and protection.
ISO9001 and ISO14001 certified with strict 6S, QCC, and SPC quality control systems.
Core team with over two decades of experience in current transformer R&D and manufacturing.
Products exported to Southeast Asia, Europe, and the United States with proven reliability.
Independent R&D in nano-crystalline, composite, and silicon steel core technologies.
Visit us at Booth 1H105, Exhibition Centre Bilbao, Spain, from Nov 18–20, 2025. Discover our latest innovations in current sensing technology.
Learn More →
We’re exhibiting at PCIM Europe from May 6–8, 2025. Stop by our booth to see cutting-edge CT solutions for power electronics.
Learn More →Interested in our current transformer solutions? Reach out to our international team for product inquiries, technical support, or partnership opportunities.
+86 7196227678
+86 15012846182
Yunxi County, Shiyan, Hubei, China
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