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Our Service

Seimitsu Electronic is a contract manufacturer that contracts with a firm for components or products, in which case it is a turnkey supplier. It is a form of outsourcing.


In electrical engineering, coil winding is the construction of electromagnetic coils. Coils are used as components of circuits to provide the magnetic field of motors, transformers, and generators, and in the manufacture of loudspeakers and microphones. Mass production of electromagnetic coils relies on automated machinery.

Standard Coil manufacturing

Standard Contract Manufacturing

Seimitsu Electronic provides contract coil manufacturing according to standard procedures.
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R&D Design Coil Development

Seimitsu Electronic provides design coil manufacturing based on the designs or concepts developed by research institutions.

Custom-Made coil Contract Manufacturing

Seimitsu Electronic provides improved coil manufacturing based on the preferences and specifications given by the customer.
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PCB Outsourcing

Seimitsu Electronic provides contract soldering or outsourcing services for any kind of circuit board.
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"See how Seimitsu Electronic can drive your Coil Contract manufacturing forward."

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