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  • Visit Shaanxi Sefon At IEEE PES T&D 2026 Chicago Booth #3987

    Visit Shaanxi Sefon At IEEE PES T&D 2026 Chicago Booth #3987

    Apr 30, 2026
  • SVR Automatic Step Voltage Regulator: Enhancing Distribution Grid Stability W...

    SVR Automatic Step Voltage Regulator: Enhancing Distribution Grid Stability W...

    Jul 08, 2026
  • Secondary Protection Vehicle: A Smart Mobile Solution For Reliable Power Grid...

    Secondary Protection Vehicle: A Smart Mobile Solution For Reliable Power Grid...

    Jul 07, 2026

Hot Products

10kV Series Compensation Device
10kV Series Compensation Device
10kV YBM Prefabricated Substation
10kV YBM Prefabricated Substation
12kV Skid-Mounted Substation
12kV Skid-Mounted Substation
10kV Mobile Prefabricated Substation
10kV Mobile Prefabricated Substation
Secondary Protection Vehicle
Secondary Protection Vehicle
Main Transformer Vehicle M-T-110
Main Transformer Vehicle M-T-110
33KV Single-phase Voltage Regulator
33KV Single-phase Voltage Regulator
22KV Single-phase Voltage Regulator
22KV Single-phase Voltage Regulator
110kV switchgear vehicle M-GPF-110
110kV switchgear vehicle M-GPF-110

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  • Sensor Array Technology For Transformers
    Nov 14, 2024 Sensor Array Technology For Transformers

    For sensor array technology, it also plays a very important role in transformer fault detection technology.

    read more >
  • Gas Chromatography Technology For Transformers
    Nov 13, 2024 Gas Chromatography Technology For Transformers

    Gas chromatography technology is mainly used to analyze the internal components of mixed gases.

    read more >
  • Online Monitoring Technology For Transformers
    Nov 12, 2024 Online Monitoring Technology For Transformers

    The online monitoring technology mainly uses two methods: vibration analysis and partial discharge detection.

    read more >
  • Transformer Oil Leakage Fault Problem
    Nov 11, 2024 Transformer Oil Leakage Fault Problem

    Transformer oil leakage fault is the most common fault in the entire power transformer system.

    read more >
  • The Problem Of Circuit Faults in Transformers
    Nov 10, 2024 The Problem Of Circuit Faults in Transformers

    The problem of circuit faults in transformers mainly refers to the occurrence of short circuits at the outlet of the transformer

    read more >
  • General Materials For Transformers
    Nov 09, 2024 General Materials For Transformers

    Transformers rely on the principle of electromagnetic induction to regulate current and voltage values, and the iron core is the core component of ...

    read more >
  • The Basic Components Of A Transformer
    Nov 08, 2024 The Basic Components Of A Transformer

    The components of a transformer include the body (iron core, winding, insulation, leads), transformer oil, oil tank and cooling device, pressure re...

    read more >
  • Basic Principles Of Transformers
    Nov 07, 2024 Basic Principles Of Transformers

    A transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. Its main components are the primary coil, ...

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  • A Brief Introduction To Transformers
    Nov 06, 2024 A Brief Introduction To Transformers

    Transformer is a device that uses the principle of electromagnetic induction to change AC voltage.

    read more >
  • Characteristics Of Automatic Voltage Regulator
    Nov 05, 2024 Characteristics Of Automatic Voltage Regulator

    AVR can monitor and automatically adjust the output voltage in real time to ensure that it fluctuates within the set range, thereby maintaining vol...

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  • The Function Of Automatic Voltage Regulator
    Nov 04, 2024 The Function Of Automatic Voltage Regulator

    Automatic voltage regulators can achieve automatic adjustment of voltage fluctuations in circuits, ensuring that electrical equipment maintains a s...

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  • Definition Of Automatic Voltage Regulator
    Nov 03, 2024 Definition Of Automatic Voltage Regulator

    Automatic voltage regulator is an electrical controller that can automatically regulate the voltage in the circuit, ensuring safe and stable operat...

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Shaanxi Sefon Electrical Equipment Co., Ltd.

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  • 11kV Single Phase Automatic Voltage Regulators (AVR)
  • 22kV Single Phase Automatic Voltage Regulators (AVR)
  • 33kV Single Phase Automatic Voltage Regulators (AVR)
  • Vehicle Mounted-Mobile Substation: Main Transformer Vehicle M-T-110
  • Mobile Vehicle-Mounted Substation: 110kV Switchgear Vechicle M-DPF-110
  • Mobile Vehicle-Mounted Substation: Secondary Protection Vechicle

Contact Us

    • Company address:
      Room 1506, Building B, Baode Yungu International, No. 52 Jinye 1st Road, High tech Zone, Xi'an City, Shaanxi Province, China
    • Phone: +86-029-88785234
    • Email: sefon_02@163.com
    • Factory address:
      No. 108, Xihua Road, Qindu District, Xianyang, Shaanxi Province, China.

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