Our transformers are designed according to international standards and delivered to customers with assured-quality and perfect after-sale services.
Environmental protection, safety, easy maintenance, noise and heat dissipation performance is relatively weak.
Learn MoreReasonable structure, excellent performance, diversity of cooling methods, wide application and environmental protection
Learn MoreHigh mechanical strength, low noise, small size, high insulation level, long life, resista
Learn MoreEnvironmental protection, safety, easy maintenance, noise and heat dissipation performance is relatively weak.
Learn More
Founded in 1958, Henan Ztelec Electric Technology Group (ZTELEC Group) designs transformers to meet international standards. We ensure top performance and reliability, with quality assurance and excellent after-sales service. Choose ZTELEC for trustworthy transformers.
Years of experience in manufacturing high-quality, reliable transformers.
Full after-sales service to keep your transformers running smoothly.
Should a 10kV oil-immersed transformer be re-oiled or filtered? This article explains oil aging mechanisms, chromatographic analysis, and decision standards to help ensure safe and reliable transformer operation.
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Complete Guide to Dry-Type Transformer Models: Explore the latest dry-type transformer models, technical specifications, and future trends. Learn about epoxy cast, H-class insulation, and smart dry-type transformers for efficient and safe power systems.
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10kV Oil-Immersed Transformer Selection Guide: Learn how to choose the right capacity, model, and understand price factors for 10kV oil-immersed transformers. Professional insights for industrial and utility applications.
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Learn how to accurately match oil-immersed transformer capacity with different application scenarios. This guide covers capacity calculation, industry applications, and selection strategies to ensure safety and efficiency.
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Comprehensive guide on DC resistance testing of dry-type transformers, including principles, test procedures, precautions, and troubleshooting methods for reliable transformer maintenance.
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