Manufacturing transformer

C2EI is the expert in Low Voltage Electrical Transformation.

For the last 40 years, C2EI formerly named CIEGEI,  has developped a very solid experience in  designing and manufacturing any kind of low voltage coils and transformers with associated overmoulding activities.

Thanks to its organisation, its industrial means and its resolute involvement in quality and sustainable development, C2EI has become the favorite partner of the biggest names in the Industry and contributes to their Customers Satisfaction .

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Our transformer

Standard transformer


From 1VA to 800kVA, C2EI has developped a set of coils commercial references - chokes, electromagnets, autotransformers, transformers - to be able to answer quickly to your standard needs...

Customized transformers


For any kind of coils and transformer needs with your specific electrical or mechanical caracteristics, C2EI designs and manufactures solutions which are tailor made ...

Our commitment to ...

Total Quality Management




ISO9001.pdf certified since 1999, C2EI is definitely committed to Total Quality Management...



Sustainable Development


Socially responsible company and caring about environment protection and welfare of its employees,
C2EI does follow sustainable development concepts in manufacturing coils and transformers.