About Centersky
Centersky is a global professional electrical steel sheet manufacturing leader, specialized in the production of a variety of standard and non-standard series EI lamination, three-phase core, core ballasts, TL core series and a variety of reactor core products, widely for electronic transformers, power transformers, sensors, voltage regulator, computer power,leakage protection switch, welding machine,magnetic amplifiers, reactor, and instrumentation industries.
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EI laminations are one of the most popular design types for manufacturing single phase transformers. The simple, single coil layout (sometimes referred to as a “shell type” transformer) offers a cost effective method for producing a wide variety of transformers. These range from small PCB mounted units through to much larger types that may be found in control panels or stand alone enclosures.
Global Customers
CENTERSKY PROVIDES WORLD- CLASS QUALITY SILICON STEEL SHEET THAT’S DESIGNED FOR VERY SPECIFIC APPLICATIONS, FROM TRANSFORMER AND BALLAST RESISTOR TO HIGH- END APPLIANCES AND MORE.
NEWS
Centersky is a global professional electrica steel sheet manufacture.
A Brief Introduction on the Causes of Overheating in Transformers
There are many reasons for excessively high transformer temperatures, which could be due to internal transformer malfunctions or external factors. One: Internal Transformer Malfunctions When
February 9, 2026
The Development Path of Silicon Steel Sheets in China
The silicon steel sheet industry is undergoing a significant transformation towards high-end products. This trend is driven by technological advancements, policy guidance, and market demand.
January 6, 2026

A Brief Discussion on the Application of Silicon Steel Sheets in Transformers
Silicon steel sheets, also known as silicon steel plates, are an indispensable magnetic material in the electrical engineering field. They are refined from electrical silicon
December 10, 2025
