Yueqing Heyi Electric Co., Ltd. was established in 2012. It is a young and flexible manufacturer of current transformers and current sensors.
OEM and ODM suppliers
HEYI is a manufacturer of current transformers. After years of efforts, become SIEMENS, SCHNEIDER, FUJI Electric, SoftBank, LG, SAMSUNG and other companies OEM and ODM suppliers. Benefit from strong R & D design team and production team.
Corporate advantage
Superior research and development strength, leading split core current transformer and custom transformer technology. We will update and iterate the latest products every year according to market demand, and the whole industry will follow.
Learn more
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.
How charging pile construction promotes carbon neutrality in Europe? European Electric Vehicle Charging Station Market Increasing technological advancements in charging stations, including smart charging, and the integration of ultra-fast charging stations capable of providing 350 kW charging speeds are strengthening the industrial landscape. The continued and exponential adoption of AI-driven smart charging services,… Continue reading How charging pile construction promotes carbon neutrality in Europe?
How Development of new energy charging piles in Türkiye? In recent years, Turkey has become an active participant in the global transition to sustainable transportation. The construction of electric vehicle (EV) charging infrastructure is key to this transition. With the increasing emphasis on reducing carbon emissions and promoting clean energy, Turkey is vigorously promoting… Continue reading How Development of new energy charging piles in Türkiye?
Charging pile Type B leakage current sensor The Type B leakage current sensor in the charging pile is mainly used to detect leakage current in the AC system. In electric vehicle charging stations or charging piles, this sensor is one of the important components to ensure safe charging. The characteristic of Type… Continue reading Charging pile Type B leakage current sensor
Why choose Type B sensor for leakage protection of European standard AC charging pile? 1.Residual current is more complicated and prevention is more urgent Residual current monitoring and its popularization can be traced back to around 1990. The earliest was Type AC, and now Type B residual current monitoring has been gradually adopted… Continue reading Why choose Type B sensor for leakage protection of European standard AC charging pile?