Current Transformers

FLEX-CORE® maintains a large in-stock inventory of Current Transformers, including Split-Core, Solid-Core, Low Voltage, Medium Voltage, Clamp-On, and Rogowski Coils for most common applications.

Use the links below to browse all current transformers from Flex-Core. For pricing and availability of a specific CT model, give us a call at (614) 889-6152 or use the quote request form. You can also use our live chat tool, located in the lower right of any page, to speak directly with a sales representative.

Same-day shipping is available for most CT models when ordered before 3:00 PM Eastern time.


Designed for easy installation over existing bus or wire conductors without interrupting the circuit.


The preferred choice for new installations when there is no concern of disrupting the circuit.

Low Voltage

Rated for applications requiring a primary current up to 600V (ANSI/IEEE) or 720V (IEC).

Medium Voltage

Rated for applications requiring a primary current ranging from 600V up to 34.5KV.

Rogowski Coils

Less power loss compared to traditional CTs, provides greater energy savings, and reduces lifecycle costs.


Designed for single-handed operation and typically used for short-term energy readings.

Articles & Whitepapers for Current Transformers

FLEX-CORE® maintains a knowledge base of product and application-specific articles and whitepapers written to help you find creative ways to save time and money on everyday tasks and answer common questions you may have.

Check out our articles with topics ranging from current transformer installation and usage to industry-specific applications.

Have a Question? Need assistance with a specific application?

FLEX-CORE® has qualified and experienced engineers that will work with you to suggest the best possible solution for your needs.