Expert manufacturer of current transformers, potential transformers, electrical transformers, epoxy insulators, and other electrical and electronic apparatus.

Featured Products


CIC | CHALLENGE INDUSTRIAL CO., LTD., since 1974, is a global supplier of current transformers (Low-Voltage). CIC specializes in the manufacture of instrument transformers, distribution transformers, detuned reactors, epoxy insulators, electronic energy meters, etc. Also provided or distributed are a wide range of other electrical or electronic apparatus.

Certified to ISO 9001, CIC ensures superior quality of its goods through such advanced technologies and materials as Swiss-manufactured equipment (for the production of resin insulators), Araldite® epoxy resin, and technology transferred from Messwandler-Bau (MWB) of Germany.

Backed by 44 years of experience, CIC offers custom-made products, OEM/ODM services, and technical support tailored to the needs of its discerning clientele.


Featured Categories

CIC supplies a comprehensive line of electrical and electronic goods for the use of a wide range of industries. To view some of the featured products, click on one of the categories below. Other offerings and services are also available—please contact us to receive more information or indicate your custom requirements.

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