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Feb 27, 2023
Join Heyi Electric at Jakarta Messe Show 2023 (Sep 13-16). Explore cutting-edge AC/DC sensors, fluxgate sensors, and more for EV charging.
Discover enhanced models of open current transformers, outdoor transformers, high-precision options. Customize to meet your needs.
Our transformer products are exported to the United States, Canada, Britain, France, Germany, Italy, Spain, Portugal, Brazil and other countries.
Mar 15, 2014
Today is a special day. We warmly welcome Spanish Circutor to visit our company and visit HEYI’s R&D and production.
Apr 05, 2013
Heyi R&D team design the new type 19mm size split core CT especially for the intelligent home monitor which is different with the market 19mm size . We use the permalloy material instead of silicon sheet and ours unique design,it is fundamentally solve the customer headache problem .
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