We manufacture and sell electromagnetic cores for various electrical devices and precision press molds.
Choshi Sangyo Co., Ltd. conducts all processes related to products, from design to testing, development, manufacturing, and delivery, in a consistent in-house system using world-standard equipment and technology, along with continuously evolving creativity. We achieve comprehensive product technology development, thorough quality control, and delivery management. With our high technical capabilities and a consistent system provided by specialized manufacturers, we continue to pursue high-level products quickly and flexibly in response to the increasingly sophisticated and diverse needs of the market. 【Electromagnetic Cores】 ○ Cores for motors and generators (electromagnetic cores) ○ Cores for transformers and reactors (electromagnetic cores) For more details, please contact us or download the catalog.
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【Lineup】 [Core for Transformer Reactors (Electromagnetic Iron Core) E.I Core (Standard Products)] ○ SE Type ○ SA Type ○ EI Type / EE Type ○ 3-Phase Type ○ SER Type ○ SB Type ● For more details, please contact us or download the catalog.
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Company information
Choshi Sangyo Co., Ltd. conducts all processes related to products, from design to testing, development, manufacturing, and delivery, in a consistent in-house system using world-standard equipment and technology, along with continuously evolving creativity. We achieve comprehensive product technology development, thorough quality control, and delivery management. With our high technical capabilities and a consistent system provided by specialized manufacturers, we continue to pursue high-level products swiftly and flexibly in response to the increasingly sophisticated and diverse needs of the market.