The new energy oil immersed transformer cores are mainly used in photovoltaic power generation and energy storage systems. These projects are usually located outdoors. This means the cores must withstand harsh weather and provide long-term stability. We have optimized our material selection for this use case. We focus on moisture resistance and rust prevention. We also ensure the insulation coating is durable and has strong adhesion. All silicon steel coils are genuine high-permeability materials from Baowu and Ansteel. This ensures that our core maintains low losses even in high heat, high humidity, or large temperature swings.
Our company has been in this industry for 26 years. We have built strong expertise in special transformer core manufacturing. Our factory covers 10,000 square meters. The workshop area is 7,000 square meters. We have complete slitting and shearing production lines in this space. We can easily switch between different product specifications. Our technical team reviews your drawings carefully. They then optimize the lamination pattern, joint design, and binding strength for your project. These adjustments make our new energy oil immersed transformer cores better suited for the special conditions of new energy projects.

Certified Quality Management Systems
We hold the ISO14001 environmental management system certification. We strictly follow the "three-inspection" process in production. When a batch of silicon steel coils arrives, we first check its thickness and grade. During production, our workers perform self-inspection. Team leaders then do mutual inspection. Finally, quality specialists conduct a dedicated inspection. Before packaging, our team performs a final check and issues a test report. If you need it, we can also arrange a third-party inspection. We can discuss the costs and procedures in advance. Our new energy oil immersed transformer cores meet the highest quality standards.
Protective Packaging for Long-Distance Shipping
We pay special attention to moisture and rust protection during delivery. New energy projects often involve long-distance transport. Installation may also be delayed. Good packaging protects the core quality during this waiting period. We use multiple layers of rust-proof paper. We pair this with reinforced wooden crates and shock-absorbing filling materials. This ensures the product arrives in perfect condition. We are committed to supporting global new energy construction with reliable quality and thoughtful service.

New Energy Oil Immersed Transformer Cores Specifications
|
Parameter |
Details |
|
Applicable Efficiency Sequences |
S11 / S13 / S18 / S20 / S22 |
|
Capacity Range |
25kVA - 10000kVA |
|
Voltage Rating |
10kV - 35kV |
|
Core Applications |
Photovoltaic Step-Up Transformers / Energy Storage System Transformers |
|
Quality Assurance |
Three-Inspection System + Third-Party Inspection Available + Factory Test Report |




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