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Professional Transformer & High Voltage Testing Equipment Supplier

Kvtester Electronics Technology Co., Ltd. is a leading R&D and manufacturing enterprise specializing in high-voltage test equipment, power measurement systems, substation monitoring, and precision instrumentation for global power infrastructure.

High Voltage Testing Equipment

About Kvtester

A trusted name in high-voltage testing solutions with decades of innovation and global service excellence.

Kvtester Facility

Kvtester Electronics Technology Co., Ltd. is a high-tech enterprise integrating R&D, production, and service. We specialize in high-voltage test equipment, power measurement instruments, substation online monitoring systems, and related software solutions.

Our predecessor, Wuhan Institute of High Pressure Test Equipment Factory, was established in 1992, making us one of the earliest manufacturers in China dedicated to high-voltage testing technology.

ISO 9001 Certified

CE & SGS Approved

10+ Patents

25+ Years Experience

Our Product Range

High-precision, reliable testing instruments for every power system need.

CT/PT Tester

CT/PT Tester

Accurate current and potential transformer testing with automated analysis and reporting.

Relay Protection Tester

Relay Protection Tester

Comprehensive protection relay testing with multi-channel output and real-time diagnostics.

Transformer Tester

Transformer Tester

Complete transformer diagnostics including turns ratio, winding resistance, and insulation.

Circuit Breaker Analyzer

Circuit Breaker Analyzer

Time-travel analysis, coil current monitoring, and contact resistance measurement.

High Voltage Tester

High Voltage Tester

AC/DC hipot testing, insulation resistance, and dielectric strength evaluation.

Partial Discharge Device

Partial Discharge Device

Early fault detection in insulation systems using ultra-sensitive PD measurement.

SF6 Gas Analyzer

SF6 Gas Leak Detection

Precision gas purity, moisture, and leak detection for switchgear maintenance.

Cable Fault Locator

Cable Fault Locating System

Pinpoint underground cable faults using TDR, arc reflection, and surge pulse methods.

Battery Tester

Battery Tester

Evaluate battery health, internal resistance, and discharge capacity in DC systems.

Oil Tester

Oil Tester

Dielectric strength, moisture content, and acidity analysis for transformer oil.

Impulse Voltage Tester

Impulse Voltage Tester

Simulate lightning and switching surges for insulation withstand testing.

Lightning Arrester Tester

Lightning Arrester Tester

Measure leakage current and resistive component to assess MOA health.

Why Choose Kvtester?

Engineered for precision, durability, and ease of use in demanding environments.

Certified Quality

ISO 9001, CE, SGS, and multiple software copyrights ensure compliance and reliability.

Rapid Innovation

25+ years of R&D expertise delivering cutting-edge testing solutions.

Global Support

Serving clients worldwide with technical support and after-sales service.

Smart Software Integration

Advanced analysis tools with automated reporting and cloud-ready interfaces.

Fast Response & Service

Dedicated technical team providing prompt troubleshooting and calibration.

Robust & Portable Design

Field-ready instruments with rugged enclosures and intuitive interfaces.

25+
Years of Experience
100+
Countries Served
50+
Product Models
10+
Patents & Certifications

Frequently Asked Questions

Find answers to common technical and support inquiries.

What is a DC high-voltage generator used for?

What is the difference between high-frequency and ultra-low-frequency HV generators?

How to deal with special situations during cable fault testing?

How to choose the right DC test voltage?

Can your testers integrate with existing SCADA systems?

Get in Touch

For product inquiries, technical support, or partnership opportunities.

Phone: 0086-13638621649

Email: [email protected]

Fax: 0086-27-8177 8799

Address: No.120, Guanggu Road, East Lake New High-tech Development Zone, Wuhan, China

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