Waterproof Split Core Current Transformer Factory & Suppliers

Leading the Future of Outdoor Power Monitoring with IP67/IP68 Rated Precision Solutions. Engineered by Fujian Smrtr Technology (Zentar®) – Since 1993.

Global Landscape of Waterproof Split Core CTs

Understanding the vital role of environmental protection in modern electrical infrastructure.

The global demand for Waterproof Split Core Current Transformers has seen a meteoric rise as the world shifts toward decentralized energy and smart grid integration. In the current industrial climate, power measurement is no longer confined to climate-controlled switchgear rooms. From the humid coastal wind farms of Northern Europe to the dusty solar arrays in the Middle East, electrical components must withstand extreme environmental stressors.

Split core technology, specifically designed with IP67 and IP68 ratings, allows for the retrofitting of existing power lines without the need for costly downtime. This "clip-on" capability, combined with robust resin-filling and waterproof sealing, has made these transformers the gold standard for outdoor sub-metering, EV charging station infrastructure, and municipal smart lighting projects.

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Industry Trends

Integration of IoT and LoRaWAN technologies in CTs for real-time remote monitoring. The trend is moving toward miniaturization with higher accuracy classes (Class 0.5 and 0.5S).

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Procurement Needs

Global buyers are increasingly prioritizing long-term reliability and UV resistance. Procurement teams now look for IATF 16949 certified factories to ensure automotive-grade quality control.

Application Scenarios

Key applications include renewable energy monitoring, industrial automation in harsh environments, and peak load analysis for smart cities where outdoor exposure is inevitable.

Fujian Smrtr Technology Co., Ltd. (Zentar®)

Founded in 1993, Fujian Smrtr Technology Co., Ltd. (Zentar®) is a premier global manufacturer of magnetic components for electrical safety and power measurement. Headquartered in Xiamen, our facility spans 40,000 square meters and employs over 410 dedicated professionals.

We specialize in the consulting, design, and manufacturing of high-performance current transformers, RCD fused connection units, and wireless energy monitors. Our commitment to excellence is backed by a robust R&D team led by university professors and 20 senior engineers, ensuring that every solution we provide is technically superior and commercially viable.

30+ Years Experience
50M Annual CT Capacity
20+ Senior Engineers
IP68 Protection Grade

Precision Manufacturing & Quality Control

Our state-of-the-art facility in Xiamen utilizes advanced automation to ensure zero-defect production.

Why Choose Our Waterproof Split Core CTs?

Unmatched expertise in magnetic components and electrical safety.

Advanced R&D Capability

Our R&D team is not just a department; it's a hub of innovation led by academic professors. With over 20 senior engineers, we provide workable solutions for complex power measurement challenges. Whether it's nanocrystalline cores for high-precision toroidal CTs or customized Rogowski coils for dynamic energy consumption, our technical support is unparalleled.

Stringent Quality Standards

Quality is the cornerstone of Zentar®. We implemented ISO9001 in 2002 and have since evolved our procedures to meet the rigorous IATF 16949 standards. This ensures that our waterproof current transformers perform reliably in critical infrastructure, protecting against electric shocks and electrical faults under the most demanding conditions.

Infrastructure & Capacity

With a 40,000-square-meter workshop equipped with automatic winding machines and high-precision testing equipment, we boast an annual capacity of 50 million magnetic components. Our ERP system, introduced in 2008, streamlines production, ensuring short lead times and strict quality control for global supply chains.

As a leading Waterproof Split Core Current Transformer Factory, Fujian Smrtr Technology (Zentar®) is dedicated to connecting the future. Our products are essential for sub-metering cost allocation, dynamic energy consumption analysis, and peak load management. By choosing our IP67/IP68 rated solutions, you are investing in durability, accuracy, and the peace of mind that comes with over three decades of manufacturing excellence.

For global suppliers and procurement officers, we offer customized OEM/ODM services, ensuring that our transformers meet your specific local electrical standards and application requirements. Let's connect the future together with reliable, high-quality magnetic components.

All Waterproof Split Core Current Transformer Products