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    • Micro current and voltage transformers
    10 ~ 35KV electronic sensor
    GIS current transformer
    Motor protection transformer
    Remaining (zero sequence) current transformer
    Hall sensor
    Fault indicator
    Smart transformer calibrator
    Other products
  • Current type voltage transformer

    Current type voltage transformer

    Code：002

  • Ammeter with current transformer

    Ammeter with current transformer

    Code：003

  • Instrument current transformer

    Instrument current transformer

    Code：004

  • high-voltage protection with current transformer

    high-voltage protection with current transformer

    Code：005

  • low voltage protection with current transformer

    low voltage protection with current transformer

    Code：006

  • Current transformer for measurement

    Current transformer for measurement

    Code：007

  • Micro-voltage transformer

    Micro-voltage transformer

    Code：008

  • Electronic voltage sensor

    Electronic voltage sensor

    Code：009

  • Electronic current sensor

    Electronic current sensor

    Code：

  • GIS current transformer

    GIS current transformer

    Code：010

  • Motor protection transformer

    Motor protection transformer

    Code：001

  • Residual current transformer

    Residual current transformer

    Code：

  • Closed-loop current sensor

    Closed-loop current sensor

    Code：013

  • Isolate the transmitter

    Isolate the transmitter

    Code：

  • Open loop current sensor

    Open loop current sensor

    Code：

  • Fault indicator 1

    Fault indicator 1

    Code：014

  • Fault indicator 2

    Fault indicator 2

    Code：

  • ITC-01 intelligent automatic transformer calibrator

    ITC-01 intelligent automatic transformer calibrator

    Code：015

  • Residual current transformer

    Residual current transformer

    Code：016

  • Single-phase bushing type current transformer

    Single-phase bushing type current transformer

    Code：

  • Three-phase integrated bushing type current transformer

    Three-phase integrated bushing type current transformer

    Code：

    • Products

    8 cities

    Branch offices and sales organizations

    Focusing on the development of "Relay Protection and Power Automation", the company continues to provide complete sets of precision transformer solutions for domestic power equipment manufacturers, and is a well-known manufacturer of relay protection relays and a leader in the industry.

    20 years

    20 years of focused development

    5 production lines

    Built five precision transformers

    Automated production line

    39 patents

    20 years of focused development

    For 10 years

    Won the "Shou contract in Hubei Province
    Credit Enterprise "

    Tianrui advantage

  • Hubei Tianrui Electronic Co.,Ltd. will attend Electrical networks of Russia on 3rd -6th,December.2019
    2019-11-22
    Hubei Tianrui Electronic Co.,Ltd. will attend Electrical networks of Russia on 3rd -6th,December.2019
    Electrical networks of Russia is a professional exhibition of electric energy system organized by the Russian Ministry of Energy and the All-Russia Supply Company.Russia is making every effort to deve
  • Tianrui Electronics successfully participated in the 2019 Madrid CIRED Technical Exhibition in Spain
    2019-06-18
    Tianrui Electronics successfully participated in the 2019 Madrid CIRED Technical Exhibition in Spain
    Hubei Tianrui Electronics received a very good response this time. The first day of the exhibition ushered in the cordial condolences of CIRED China National Committee Chairman and Chairman Zheng Baos
  • Hubei Tianrui Electronic Co., will go for GRIDTECH in India on 3rd -5th April,2019
    2019-03-27
    Hubei Tianrui Electronic Co., will go for GRIDTECH in India on 3rd -5th April,2019
    OWERGRIDisbringingits6thInternationalExhibitionandConferenceGRIDTECH2019from3th to5thApril2019atITPO,PragatiMaidan,NewDelhionnewtechnologiesin  Transmission,Distribution,RenewableEnergyIntegration,Sma
  • Hubei Tianrui Electronic Co.,LTD. will go for IEEE Expro on April in 2018 USA ,Denver City .
    2018-04-16
    Hubei Tianrui Electronic Co.,LTD. will go for IEEE Expro on April in 2018 USA ,Denver City .
    HuBei Tianrui Electronic Co.Ltd. sincerely invites you focus on the 2018 US International Transmission and Distribution Equipment Technology Exhibition

    • News