As one of the trusted Current Transformer Suppliers, I deliver robust metering and protection current transformers that meet IEC/CE standards. When you partner with me, you’ll get ODM-ready customization, from turns ratios to housing, core material, and insulation class, so you can specify exact performance for your equipment. Our Factory direct production means shorter lead times, tighter tolerances, and competitive pricing, with strict QA at every step. I understand your procurement pains—oversized MOQ, long cycles, and uncertain compatibility—and I design solutions that fit your project timeline. Whether for meter manufacturers, protective relays, or energy management systems, my range includes compact, high-accuracy units and modular CTs for easy integration. We offer thorough documentation, including DMA, test certificates, and installation guides, to speed your approval process. If you want a reliable supply chain partner that aligns with your ODM requirements and Factory standards, I’m here to help you scale with confidence.
Global buyers increasingly demand current transformers that deliver peak performance in harsh environments. Top suppliers guarantee this through advanced core materials, precision windings, optimized thermal management, and rigorous testing. Adhering to IEC 60044 and IEEE standards, they offer wide accuracy classes, low phase error, and high insulation voltage to support accurate metering, protection, and relay operation even under heavy fault currents. Smart CT designs with digital monitoring enable real-time health checks and predictive maintenance, ensuring uptime in critical infrastructure. Procurement teams should weigh supply-chain resilience, customization, and total ownership cost. Key considerations include voltage/current ranges, burden compatibility, environmental robustness, and ease of installation. A reliable supplier delivers scalable production, transparent lead times, global service networks, and after-sales support such as spare parts, retrofits, and remote diagnostics. In 2025, the winning choice blends proven reliability with digital enablement, helping operators optimize performance, reduce risk, and sustain energy and process efficiency.
| CT Type | Construction | Rated Voltage (kV) | Primary Current (A) | Secondary Current (A) | Ratio | Accuracy (%) | Burden (VA) | Insulation | Material | Operating Temp (°C) | Standards | Application |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Outdoor Cast Resin | Outdoor Cast Resin | 0.72 | 1000 | 5 | 1000:5 | 0.5 | 120 | F | Cast Resin | 75 | IEC 61869-1 / IEC 61869-2 | Substation protection and metering |
| Indoor Cast Resin | Indoor Cast Resin | 0.72 | 400 | 5 | 400:5 | 0.5 | 40 | F | Cast Resin | 70 | IEC 61869-1 / IEC 61869-2 | Indoor distribution panels |
| Split-Core | Split-Core | 0.72 | 200 | 5 | 200:5 | 0.5 | 15 | F | Cast Resin | 60 | IEC 61869-3 | Metering and retrofit measurement |
| Metering Class | Solid-Core Resin | 0.72 | 50 | 5 | 50:5 | 0.2 | 3 | F | Cast Resin | 55 | IEC 61869-3 | Commercial metering and energy management |
| Protective Class | Protective Core | 0.72 | 600 | 5 | 600:5 | 0.5 | 25 | F | Cast Resin | 80 | IEC 61869-1 / IEC 61869-2 | Overcurrent protection and feeder monitoring |
| Low-Burden LV Bus CT | Outdoor Cast Resin | 1.2 | 100 | 5 | 100:5 | 0.3 | 6 | F | Cast Resin | 55 | IEC 61869-1 / IEC 61869-2 | Metering on LV busbars and energy monitoring |