Huazheng
Huazheng — A Trusted Expert in Electrical Testing and Measurement for Power Transmission and Distribution
Huazheng’s Development Journey
Huazheng was founded in 2008 in Baoding City, Hebei Province, China, with a focus on developing electrical testing equipment for factories, substations, and laboratories. Over the years, the company has built a strong reputation through stable product quality, ISO 9001–certified production processes, and multiple CE-certified product lines.
Its products are widely used in China and exported to more than 100 countries. With a skilled team of engineers and a comprehensive product portfolio, Huazheng has become a reliable name in the field of electrical test and measurement equipment.
Huazheng’s Key Testing and Diagnostic Solutions
Huazheng’s product range covers core equipment groups designed for testing, inspection, and maintenance across the electrical industry:
High-Voltage Testing Equipment: AC, DC, and very-low-frequency voltage sources, impulse voltage systems, and various devices for insulation testing and dielectric withstand testing.
Transformer Oil Testing and Analysis Equipment: Oil dielectric strength testers, moisture and acidity meters, viscosity testers, dissolved gas analysis instruments, and oil purification systems.
Transformer Testing Equipment: Turn ratio testers, winding resistance testers, frequency response analyzers, capacitance and dissipation factor testers, withstand voltage testers, and integrated transformer test benches.
Protection Relay and Switchgear Testing: Relay test sets, primary and secondary injection testers, breaker timing analyzers, contact resistance testers, and vacuum integrity test devices.
Cable and Line Testing Equipment: Cable fault locators, underground cable route tracers, and line continuity testers.
Electrical Measurement and Power Analysis Equipment: Insulation resistance meters, earth resistance meters, power quality analyzers, and electrical calibration devices.
Supporting and Auxiliary Equipment: SF6 gas analyzers, vacuum pumps, oil filtration equipment, and various laboratory instruments.
This comprehensive product range ensures that Huazheng can support testing needs from manufacturing and commissioning to periodic inspection and maintenance of electrical systems.

Practical Benefits of Choosing Huazheng Equipment
Reliable quality backed by international standard: Stable measurement performance and strict quality control ensure dependable operation across different environments
Comprehensive solutions for the power industry: Covering high-voltage testing, transformer diagnostics, oil testing, cable inspection, and power analysis in one unified ecosystem.
Enhanced maintenance and operational efficiency: Purpose-built instruments shorten testing time, reduce risks, and support predictive maintenance for medium- and high-voltage systems.
Suitable for diverse operational models: Ideal for power plants, substations, laboratories, maintenance teams, and technical service units.

The Value Huazheng Brings
With a strong focus on electrical testing technology and a broad, well-structured product portfolio, Huazheng delivers reliable solutions for power system operation and maintenance. The balance of quality, international compliance, and practical utility makes Huazheng a solid choice for organizations seeking dependable and efficient testing equipment.
Capacitance/tan δ meter
Viscosity for oil
Discontinued Products
Oil Purifier
Air dryer
Oil test equipment
Flash Tester
Titration equipment
Lubricating Greases testing
Analyzer of oil products quality
Viscosity meter
Chromatography
Lubricating Oils testing
Shaking machine
Relay test device
Transformer test equipment
CT/PT Tester
Power Quality Analyzer
Insulation Tester
Cable Fault Location
Function/Arbitrary Waveform Generators
High Voltage DC power supply
Earth resistance/Resistivity Tester
Current generators
Low Resistance Tester
Circuit Breaker Tester
Partial Discharge Test System
Battery Impedance Tester
Battery Discharger
Electric calibrator
Lightning Arrester Tester
Insulating tester
Safety Testers
Other electric meter
High voltage tester
3-phase voltage stabilization
1-phase voltage stabilization
Power Supply and Electrostatic Generator
Very low frequency tester (VLF)
Impulse Test System
High Voltage Testers
High Voltage Meter
Withstand Voltage Test
Power Frequency Resonant Test System
Voltage/Current divider
Fuels testing
SF6 Gas Analyzer
Other products for oil testing
















































