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

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About CIC

A manufacturer and supplier in the electronics and electric power industries since 1974, CIC offers high-quality current transformers, potential transformers, distribution transformers, electronic revenue meters, resin insulators, air core reactors, detuned reactors, power capacitors, and surge protection devices. Also offered are other electrical and electronic apparatus along with a variety of industrial hardware for the use of a wide range of businesses.

Backed by advanced technology transferred from Germany, as well as more than 40 years of manufacture and product application experience, CIC’s goods and services are tailored to meet the needs of customers worldwide.

Both with advanced technology and 44 years of experience, CIC ensures each customer's demands are met.

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  • Pole-Mounted Transformers
    Pole-Mounted Transformers
    Pole-Mounted Transformer Series

    Made with premium-grade copper wire and insulation oil, these pole-mounted transformers can be specially designed or configured to meet the requirements of power companies in most countries. Every effort is made to ensure customer satisfaction.


  • Low-Voltage Oil-Immersed Transformers (≤ 50 kVA)
    Low-Voltage Oil-Immersed Transformers (≤ 50 kVA)
    OTA Series (≤ 50 kVA)

    Oil-immersed transformers are widely used in control panels, machine tools, power companies and in production-plant equipment. All of CIC's low-voltage oil-immersed transformers undergo full inspection and are thoroughly tested by internationally-accredited testing laboratory. Our high-quality products are designed to reduce no-load loss, load loss, and are made for quiet operation. Manufactured by CIC, these electrical transformers have been used by the Taiwan Power Company for more than 20 years.


  • Low-Voltage Oil-Immersed Transformers (75—300 kVA)
    Low-Voltage Oil-Immersed Transformers (75—300 kVA)
    OTA Series (75—300 kVA)

    Oil-immersed transformers are widely used in control panels, machine tools, power companies and in production-plant equipment. All of CIC's oil-immersed transformers undergo full inspection and are thoroughly tested by internationally-accredited testing laboratory. Our high-quality products are designed to reduce no-load loss, load loss, and are made for quiet operation. Manufactured by CIC, these electrical transformers have been used by the Taiwan Power Company for more than 20 years.


  • Medium-Voltage Oil-Immersed Transformers (500—3000 kVA)
    Medium-Voltage Oil-Immersed Transformers (500—3000 kVA)
    OTA Series (500—3000 kVA)

    Oil-immersed transformers are widely used in control panels, machine tools, power companies and in production-plant equipment. All of CIC's medium-voltage oil-immersed distribution transformers undergo full inspection and are thoroughly tested by internationally-accredited testing laboratory. Our high-quality products are designed to reduce no-load loss, load loss, and are made for quiet operation. Manufactured by CIC, these electrical transformers have been used by the Taiwan Power Company for more than 20 years.


  • Pad-Mounted Transformers
    Pad-Mounted Transformers
    OSA Series (Padmount)

    CIC Pad-Mounted Transformers have been used by the Taiwan Power Company for over 25 years. These products, well-received in numerous countries, are type-tested by CIC's internationally-accredited testing laboratory.


  • Cast-Resin Transformers
    Cast-Resin Transformers
    MTF Series

    Since 1986, epoxy insulation material has been widely accepted for use in electrical transformers, and CIC's professional research and development team has developed cast-resin transformers of a different insulation class, such as the B/F Class. Dimensions of these cast-resin transformers can be custom-configured to meet specific requirements and various client needs. MTF Series cast-resin transformers feature excellent heat dissipation, and their compact size allows ease of installation.


  • Low-Voltage Single-Phase Dry-Type Transformers
    Low-Voltage Single-Phase Dry-Type Transformers
    DSH Series

    Dry-type transformers are primarily used in a low-voltage system. They are compact, low-cost, and easy to install. Simple maintenance makes them a popular choice. These electrical transformers are available in various insulation classes, such as the A-Class, B-Class, F-Class, and H-Class.


  • Low-Voltage Three-Phase Dry-Type Transformers
    Low-Voltage Three-Phase Dry-Type Transformers
    DTH Series

    Dry-type transformers are primarily used in a low-voltage system. They are compact, low-cost, and easy to install. Simple maintenance makes them a popular choice. These electrical transformers are available in various insulation classes, such as the A-Class, B-Class, F-Class, and H-Class.


  • Non-Ventilated Resin-Cast Transformers
    Non-Ventilated Resin-Cast Transformers
    ET Series

    Due to the excellent safety features, stable reliability, and superior cast-resin technology of these Totally Enclosed, Non-Ventilated Low-Voltage Transformers (H-Class) for indoor applications, more than a hundred units of these products are used in Taipei 101, Taiwan's tallest building. Ordinary dry-type transformers and cast-resin transformers are commonly associated with their noise and hum. To address this issue, CIC has designed this new product that reduces much of the noise commonly found in other types of dry transformers and cast-resin transformers. Compact in size, this LV transformer can be installed either vertically or horizontally, allowing for more economical use of space.


  • Electrical Transformers
    Electrical Transformers

    CIC offers various electrical (electric) transformers. These products include oil-immersed transformers, dry-type transformers, and specific categories such as pad-mounted transformers, CSP-type pole-mounted transformers, cast resin transformers, tape-insulated single-phase or three-phase transformsers for indoor applications, and non-ventilated resin cast transformers, etc.



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