Yueqing Heyi Electric Co., Ltd. was established in 2012. It is a young and flexible manufacturer of current transformers and current sensors.
HEYI is a current transformer producer. Years of hard work to become the OEM and ODM supplier of Siemens, Schneider, Fuji Electric, Softbank, LG, Samsung and other companies. Thanks to a strong R&D and design team and production team.
Super R&D strength, leading the technology of split core current transformer and customized transformer.We will update and iterate the latest products according to market demand every year, and the whole industry is following HEYI.
The company now has two brands of ASCT and HEYI, more than 6 product patents, more than 100 current transformer models, giving customers more choices.
UKCA certified split core current transformer – KCT UKCA (UK Conformity Assurance) certification is a very important qualification. This certification plays a key role when products enter the UK market. It is not only a guarantee of product quality, but also a prerequisite for market access in the UK. 1. Ensure product safety The… Continue reading UKCA certified split core current transformer – KCT
HEYI Electric helps Thailand’s power development Thailand’s Ministry of Energy, EGAT and MEA confirm co-hosting of Enlit Asia 2025 Bangkok, September 2025 – Enlit Asia 2025 will be held at BITEC in Bangkok, Thailand from September 7 to 9. The Ministry of Energy of Thailand has confirmed that it will be the energy organizer… Continue reading HEYI Electric helps Thailand’s power development Thailand’s Ministry of Energy, EGAT and MEA confirm co-hosting of Enlit Asia 2025
2025 Russian Electronics and Electrical Exhibition ——HEYI works with you towards the goal of sustainable development From April 1st to April 4th, 2025, Wenzhou HEYI Electric will meet you in Moscow. Wenzhou HEYI Electric was established in 2012, specializing in the research, design, manufacture and sale of current transformers, various clamp-on current transformers, miniature current… Continue reading 2025 Russian Electronics and Electrical Exhibition —— HEYI
HYCA residual current sensor – a correct residual current sensor The development of new energy vehicles and the significance of charging pile construction As the representative of green transportation, new energy vehicles have many advantages of energy saving and environmental protection compared with traditional fuel vehicles. And the cost of economy and environmental protection… Continue reading HYCA residual current sensor – a correct residual current sensor
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