banner

MAIN PRODUCT

STRICT QUALITY INSPECTION FOR PRODUCE

We have a professional team of independent research and development, more than 6 product patents, more than 100 current transformer models, giving customers more choices, and will develop new currents every year.
  • Applicable Environment

    Temperature:-25℃~+75℃
    Humidity:≤85%
    Aititude:<1000m

  • Installation Method

    Busbar type
    Loading type
    pin type.etc

  • Operating Condition

    Non-condensing
    Indoor or outdoor
    Installation in any direction

product
  • Product Material

    Case:PA/UL94-V0
    Bobbin:PA66
    Core:Silicon steel

  • Measurement Range

    Universal input: 5A-3000A
    Special input: 3000A-10000A
    Output:0.333Vor 0-5A

  • Professional Performance

    TUV,CE,SGS,Intertek

  • company
  • company

HEYI ELECTRIC
PROFESSIONAL TRANSFORMER PRODUCTION

With a strong R&D design team
and production team

Today’s HEYI has certificates from many countries. And test reports, in a local factory, 6 multi-product patents, more than 100 current transformer and DC Hall sensor models, and new current transformers are developed every year to meet customer needs.

Thanks to a strong R&D and design team and production team, today Heyi has certificates and certificates from many countries. Test report, our transformer products are exported to the United States, Canada, United Kingdom, France, Germany, Italy, Spain, Portugal, Brazil and other countries, and we have signed purchase agreements with power bureaus in Europe, South America and Southeast Asia. In addition, HEYI is in There are local cooperative factories in Egypt and Indonesia.Years of hard work to become the OEM and ODM supplier of Siemens, Schneider, Fuji Electric, Softbank, LG, Samdsung and other companies.

HEYI DEVELOPMENT HISTORY

2012

Founded

HEYI factory and YIYA IMP.& EXP. CO.,LTD were founded by Bethy and Simon,and we got CE and Rohs Certificates this year.we got a big project from EDP Portuguese electrical power, that develop a new customized current transformer for consumption monitoring system.

2013

CT Development

Split Core CT developed successfully,we completed the development of 4 models of split core current transformer.

2014

FRC Development

We became the second domestic manufacturer that successfully developed Rogowski coils and mastered its own technology.

2015

The Asian market

Minister of finance Malaysia and HEYI sales manager were discussing on how to promote current transformer to Malaysia Market. HEYI got project of home energy monitor systems from LG ,Samdsung and Korean telecom.

2016

The European Market

HEYI entered Malaysia and Indonesia Electricity Authority. We developed two special customized current transformers for TNB of Malaysia and PLN electrical power company of Indonesia. We completed design of newest technology rogowski coil in the industries and received good feedback from clients in European.

2017

Cooperation

HEYI cooperated with Soft Bank. Our split core CT became a part of consumption monitoring system in the project.

2018

Production workshop

Due to need of expanding production, HEYI move to new address: Xinguang Industry Zone, Yueqing, Zhejiang, China. Establish cooperation with Schneider,HEYI became one of the current transformer suppliers to Schneider in Malaysia.

2019

Iso90001 certificate

We got the Iso90001 certificate.We have developed the latest split core ct and become the latest technology in the industries. Establish cooperation with Simens,HEYI became one of the current transformer suppliers to Simens.

2020

Keep open

During the COVID-19 outbreak, HEYI Electric continues to operate.

2021

TUV certification

We obtained TUV certification,and passed the ISO9001 of the new organization.

COOPERATION CASE HEYI

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.

We cooperated with Fortune Global 500 companies, Siemens, schneider, Fuji electrical, Softbank, LG, samdsung transformer supplier in China.

Shanghai Disney Project

Shanghai Disney ProjectShanghai Disney Project

Warmly celebrate the successful cooperation between Hay Electric and Shanghai Disneyland in 2021.9.

Shanghai Disney Project

Shanghai Disney ProjectShanghai Disney Project

Warmly celebrate the successful cooperation between Hay Electric and Shanghai Disneyland in 2021.9.

Shanghai Disney Project

Shanghai Disney ProjectShanghai Disney Project

Warmly celebrate the successful cooperation between Hay Electric and Shanghai Disneyland in 2021.9.

Shanghai Disney Project

Shanghai Disney ProjectShanghai Disney Project

Warmly celebrate the successful cooperation between Hay Electric and Shanghai Disneyland in 2021.9.

SPLIT CORE CURRENT TRANSFORMER-heyi

Service

Service of product customization,to provide technical support to solve various technical problems of products.

SPLIT CORE CURRENT TRANSFORMER-heyi

Quality

Test product performance and production process yourself, and
choose more advanced materials and technologies.

SPLIT CORE CURRENT TRANSFORMER-heyi

Production

Service of product customization,to provide technical support to solve various technical problems of products.

SPLIT CORE CURRENT TRANSFORMER-heyi

Application

Realize the standardization and miniaturization of measuring instruments, protection equipment and automatic control equipment, etc.

SPLIT CORE CURRENT TRANSFORMER-heyi

Efficiency

Mature production process and supervision engineering, the
daily output can reach more than 1000 pieces.

SPLIT CORE CURRENT TRANSFORMER-heyi

Experienced

Has rich experience in project cooperation, 20 years of operation
and operation, and has cooperated with many top 500
enterprises in projects.

OUR SERVICEM

What We Provide

Professional production technology, perfect after-sales processing, continuous research and development and upgrading of new products.

View More →

Welcome to tell us your needs

A young and flexible manufacturer of current transformers and hall snesors

inquiryInquiry →




    JOIN US

    Register as one of our members and provide you with the latest product and discount information.