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Comprehensive Electrical Testing Equipment Categories
Discover our full spectrum of heavy-duty testing instruments designed to ensure insulation integrity, system safety, and compliance with IEC and IEEE international standards.
Featured High-Voltage Testing Devices
WeshineIndustry-proven electrical diagnostic equipment trusted by power utilities, electrical contractors, and transformer manufacturers across 60+ countries.
540kVA 270kV Series Resonance Test System
200kV DC High Voltage Generator
270kVA 108kV Series Resonance Test System
135kVA 108kV Series Resonance Test System
500kV DC High Voltage Generator
100kA Impulse Current Generator
250kV AC Hipot Test System
100kV AC Hipot Test System
Electrical Testing Equipment Manufacturer with High Voltage Testing Expertise
in the Power Industry
in Our Team
Worldwide
Series
Why Power Utilities and Engineers Trust WESHINE
Backed by 10+ years of high-voltage expertise, WESHINE combines ISO-certified manufacturing with megavolt-level test halls. We design and calibrate heavy-duty diagnostic systems strictly aligned with IEC and IEEE standards for global power grids.
IEC & IEEE Certified Precision
Engineered to strict standards, including IEC 60270 (< 1 pC PD sensitivity), IEC 60060, and IEEE 400. All units undergo ISO 9001 quality control before dispatch.
1000kV HV Test Hall & In-House R&D
Equipped with a 1000kV HV test hall and shielding rooms (< 2 pC background noise). As a dedicated high voltage testing equipment manufacturer, we execute 100% full-power FAT testing.
Tailored HV Parameters & Integration
Customized voltage levels (up to 1200kV) and capacities (up to 10MVA). We deliver modular hardware and software optimized for harsh field environments (-30°C to +55°C).
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ISO 17025 Calibration & Global Support
All high voltage test equipment includes ISO 17025/CNAS traceable certificates, backed by 24/7 remote technical support and global field commissioning.
High-Voltage Testing Solutions by Industry Application
WESHINE delivers field-proven high-voltage testing systems tailored for power transmission grids, substation commissioning, electrical apparatus manufacturing, and high-voltage laboratories worldwide.
Read MoreNews
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How Do Environmental Conditions Affect High-Voltage Test Results? A Practical Guide for Accurate Electrical Testing
Introduction Accurate high-voltage testing depends on more than a well-calibrated instrument. The surrounding environment can significantly influence electrical measurements, especially when testing transformers, switchgear, insulators, cables, and other high-voltage equipment. Temperature, humidity, atmospheric pressure, and altitude all affect insulation performance and air dielectric strength. Ignoring…
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Transformer Insulation Resistance Tester Buying Guide: How to Choose the Right Tester for Reliable Transformer Diagnostics
Introduction Transformer insulation is the first line of defense against electrical failure. Even when a transformer appears to operate normally, its insulation system may gradually deteriorate because of moisture, thermal aging, contamination, or mechanical stress. Without regular testing, these hidden defects can develop into insulation…
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Transformer Short Circuit Impedance Tester: How to Detect Winding Deformation Before Failure
Introduction Power transformers operate under constant electrical, thermal, and mechanical stress throughout their service life. Most of the time, these stresses remain within the transformer’s design limits. However, events such as external short circuits, through faults, transportation impacts, or improper installation can deform transformer windings…
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Get Your Electrical Testing Solution
Partner with WESHINE for advanced electrical testing equipment and integrated high-voltage testing solutions.
From transformer testing and insulation diagnostics to substation commissioning and laboratory applications, we provide customized solutions for global power industries.
Submit your project requirements today and receive professional technical support and quotation assistance from our engineering team.