OEM/ODM Available
Oil-Immersed Power Transformer

Oil-Immersed Power Transformer (10–30 MVA Capacity Range)

Technical Highlights

Rated Capacity 10–30 MVA
High Voltage 33 kV 35 kV 66 kV Customizable per project
Low Voltage 10.5 kV 11 kV 6.6 kV Customizable
Frequency 50 Hz / 60 Hz
Cooling Method ONAN, ONAF
Insulating Medium Mineral Oil
Conductor Material Copper
Standard IEC 60076
Discuss Your Requirement
Custom Specs Available
Ships Worldwide

The 10–30 MVA oil-immersed power transformer is designed for medium-capacity power transmission and distribution applications, including utility substations, industrial power systems, and energy infrastructure projects.

This transformer is widely used in grid expansion, renewable energy integration, industrial power supply, and EPC-managed infrastructure projects, where stable operation, thermal performance, and long-term reliability are required.

Featuring a liquid-filled oil-immersed insulation system, the transformer provides effective heat dissipation and stable electrical performance under continuous or variable load conditions.

The transformer is available in a typical capacity range from 10 MVA to 30 MVA, with voltage ratings, cooling methods, and protection configurations customizable based on specific project requirements and applicable IEC standards.

Yeeg Transformer Advantage

  • Compliance with IEC / IEEE utility standards as required by project
  • Project-based engineering support and parameter confirmation
  • OEM / ODM manufacturing partner for utility and EPC contractors

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Industry Insights

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Critical Factors in Transformer Factory Acceptance Testing (FAT) for Overseas Buyers?
News Apr 20, 2026

Critical Factors in Transformer Factory Acceptance Testing (FAT) for Overseas Buyers?

Buying transformers overseas is risky. You worry about hidden defects causing massive costs later. A thorough Factory Acceptance Test (FAT)1 is your ultimate protection before shipment. For overseas buyers, a Factory Acceptance Test (FAT) is a critical step. It verifies your transformer meets all technical specifications, performance standards, and quality requirements at our factory. This […]

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