Quality High Voltage Test Equipment factory

About US

Why Choose Us

Customized Parameter

ODEM for different customer project requirement ，the technical team analyzes customer needs and minimizes the difficulty of product operation under the same functional conditions,meet customer request.

15+ Technical Experience

Support online and offline technical training

Get Directly Price From us, No Middle Men

Remove the middle men, you can get cheaper price

Test report and video are available

Will tested by our technician before ship the equipment out

2012

Year Established

120+

Employees

over 50K+

Customers Served

8 million+

Annual Sales

Our Products

Full Automatic CVT Test Set High Voltage Resonant Test System

Parameters: Can Be Customized

Warranty: 1 Year

Get Best Price

Video

ZX-BCT Full Automatic Electrical Transformer Test Bench AC110V-270V

Power Supply: AC110V-270V Can Be Customized

Operation Environment: Temperature 0~40℃ 30%~90%RH

Connection Group: 0-11

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Video

International Programmable AC Three Phase Standard Power Source

Product Name: High Precise Three Phase Programmable Testing Source

Output Voltage: 10~450V

Output Current: 0.001~60A

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Video

DC Hipot Test set 60kV Dc High Pot Tester Direct Current High Voltage Generator

U I Measuring Accuracy:: ±1.5 %reading±2bit

Rated Current:: 2mA/3mA//5mA

Rated Voltage::: 60kV/120kV

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Video

10kV 35kV 110kV Cable AC Voltage Withstand Resonance Device

Rated Output Voltage:: 0 ~ 220kV

Output Frequency: 30 ~ 300H

Resonant Voltage Waveform: Pure Sine Wave, Waveform Distortion Rate < 1.0%

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Video

ZXHQ-B+ CT/PT Analyzer Transformer Comprehensive Tester

Model Number: ZXHQ-B+

Work Power Supply: AC220V±10%,50Hz/60Hz

Output:: 0~180Vrms, 12Arms, 36A (peak Value)

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Contact at Any Time

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Wuhan GDZX Power Equipment Co., Ltd

Address： No.1 Fenghuangyuan Second Road, Jiangxia District, Wuhan City, Hubei Province, China

Fax： 86-27-65526007

Phone： 86--17362949750

Our Products

35kv 110kV Power System Hipot Test Equipment Sine Wave Waveform Good Stability

Get Best Price

Video

ZX-BCS Substation Transformer Ttr Meter Winding Turn Ratio Vector Group Test Set

Get Best Price

Video

ZXHQ-B+ CT/PT Analyzer Transformer Comprehensive Tester

Get Best Price

Video

ZXMD-2000 Small Secondary Injection Test Set , Protection Relay Test Equipment Stores 32 Groups Of Testing Results

Get Best Price

Video

desktop high-voltage electrical equipment

Get Best Price

Video

ZXDN-3700 Power Quality Analyzer Accurate Phase Angle Measurement ≤0.1°

Get Best Price

Video

ZX5050 Electrical Energy Meter Field Calibration Instrument AC DC Meter Calibration

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Video

ZX-BCT Full Automatic Electrical Transformer Test Bench AC110V-270V

Get Best Price

Our Cases

Recent Industrial Projects

2025/12/01

The Vietnamese customers Visit and Exchange to Wuhan GDZX Was a GREAT success.

.gtr-container-a1b2c3 { font-family: Verdana, Helvetica, "Times New Roman", Arial, sans-serif; color: #333; line-height: 1.6; padding: 20px; box-sizing: border-box; } .gtr-container-a1b2c3 p { font-size: 14px; margin-bottom: 1em; text-align: left !important; word-break: normal; overflow-wrap: normal; } @media (min-width: 768px) { .gtr-container-a1b2c3 { padding: 30px 50px; } } Wuhan GDZX vividly showcased its development history, technological accumulation, and core product portfolio to its clients through a corporate promotional video. The clients also shared their company's business overview and development needs. Both parties enhanced mutual understanding in a friendly atmosphere and initially outlined a win-win cooperation prospect. In the workshop, clients witnessed firsthand the standardized production processes and rigorous on-site management. From raw materials to semi-finished products, every step reflected GDZX's unwavering pursuit of quality. In the showroom, our series of products, ranging from high voltage to ultra-high voltage and from routine testing to specialized testing, were displayed. In the high-voltage testing workshop, our engineers operated a 108kVA/108KV series resonant device and insulating boot and glove withstand voltage testing equipment, conducting simulated tests. This visit was not only a verification of the technology, but also a deepening of trust. GDZX looks forward to working with global partners to jointly promote the development of power safety with reliable products and professional services.

2024/03/13

On-site training for Malaysian customers

Our commitment to understanding and meeting customer needs is at the heart of everything we do. Recently, we conducted on-site training in Malaysia, where we provided hands-on instruction for clients on the use of critical electrical testing equipment, including relay protection testers and power quality analyzers. This in-person training ensured that customers gained in-depth knowledge of equipment operation, enabling them to maximize the performance and lifespan of their systems. In addition to on-site training, we offer continuous support through online sessions, addressing any further inquiries and providing advanced tips for maintaining and optimizing equipment over time. This combination of offline and online training ensures that our customers are fully equipped to operate their systems efficiently and extend the life of their equipment. Our approach reflects our deep dedication to customer satisfaction, as we tailor our services to meet specific needs and empower clients with the skills they need to succeed.

2023/08/15

On-Site Training for ZX5050 Standard Power Supply in Thailand

At Wuhan GDZX Power Equipment Co.,Ltd., we’re committed to helping our customers make the most of our advanced equipment. Recently, we provided on-site training for our Thai clients, focusing on the ZX5050 Standard Power Supply. Our team worked closely with the client to ensure they fully understood how to connect the device to their computer systems for seamless screen mirroring and control. During the training, we guided them step by step through the connection process, demonstrating how to link the power supply with their computers and utilize the display function for enhanced data monitoring and testing. We also covered essential operations, including routine adjustments, settings configurations, and regular troubleshooting techniques. Our hands-on approach ensured that the client’s team could confidently manage the equipment independently, maximizing their operational efficiency. By providing personalized training on equipment setup and operation, Wuhan GDZX Power Equipment Co.,Ltd. ensures that our Thai customers have the knowledge and tools to operate the ZX5050 effectively. We empower them to optimize performance and get the most out of their equipment for long-term success.

2023/05/17

Efficient Transformer Installation and Commissioning for African Projects

At Wuhan GDZX , we understand the critical role of reliable power infrastructure in Africa's growing economies. Recently, we had the privilege of supporting a major transformer installation and commissioning project in Africa. Our highly skilled team worked closely with local partners to ensure a seamless integration of the transformers at the site, guaranteeing optimal performance from day one. Our state-of-the-art DC resistance testers and precision instruments, such as the ZXR-10A, were essential in ensuring accurate measurements during the installation process. These tools not only enhanced efficiency but also reduced downtime, enabling quicker power restoration and fewer interruptions to vital services. We pride ourselves on delivering cutting-edge technology that supports Africa's ambitious development goals, from urban power grids to rural electrification projects. With robust equipment and on-site technical expertise, we help our customers achieve reliable, long-lasting results. If you're seeking trusted solutions for transformer installation, maintenance, or testing,Wuhan GDZX Power Equipment Co.,Ltd. is here to provide the support you need for success in Africa.

2019/08/14

Zambia Substation Commissioning Project Overview

Our company technician of the substation in Zambia to enhance the nation’s power distribution network. This project focuses on testing and calibrating critical electrical components, ensuring optimal performance and reliability. Utilizing advanced electrical testing equipment, we aim to achieve seamless integration with Zambia’s existing grid, while adhering to international safety and quality standards. Our team of experienced engineers ensures a smooth commissioning process, which will significantly improve power stability, reduce outages, and meet the growing energy demands of the region.

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Our Latest News

A Fully Automatic, Highly accurate Anti-interference Dielectric Loss Tester, tgδ：0.001％ Cx：0.001pF

In the operation and maintenance of power systems, dielectric loss testers are core tools for evaluating the insulation status of high-voltage equipment. However, industrial sites commonly face problems such as strong electromagnetic interference, complex grounding environments, and multi-frequency ...

On-Load Tap Changer(OLTC)- the "specialist doctor" for electrical equipment

The transformer on-load tap changer tester is a specialized diagnostic instrument specifically designed for the transformer on-load tap changer (OLTC)—the only mechanical component in a transformer that frequently operates under load and is also one of the components with the highest failure rate. ...

What defines a High-quality Partial Discharge Analyzer?

Partial discharge is an early sign of insulation degradation in high-voltage electrical equipment. If not detected promptly, it can lead to equipment failure or even major accidents. Therefore, partial discharge detection is a crucial means of assessing equipment insulation status, preventing faults...

What makes Three-Phase Programmable Precision Test Power Source so critical?

The three-phase programmable precision power supply is extremely important because it fundamentally solves the inherent contradictions of "inability to measure, inaccuracy, incompleteness, and unsafety" in the research, development, manufacturing, and certification of modern power electronic ...

How Cable Withstand Voltage&Oscillating Wave Partial Discharge Test system Empower Modern Power Pperation andMaintenance

Cable Insulation Testing System: Integrated Solutions for High Efficiency and Precision In power systems, cables are like the "blood vessels" of a city; their insulation health directly affects the reliability and security of the power grid. Traditional cable insulation assessment mainly relies on ...

Why are High and Low Voltage Switchgear Energization Test Benches so important?

In power systems, high and low voltage switchgear acts as a "power dispatch center," responsible for the distribution and control of electrical energy. However, before being put into operation, how can we ensure its reliable performance and safe operation? This is where high and low voltage ...

ZGS series DC high-voltage generator (voltage and current error of only ±1%，Overvoltage setting error ≤1%)

ZGS Series DC High-Voltage Generator In the daily operation and maintenance of power systems, effective preventative testing of high-voltage electrical equipment is crucial, and the DC high-voltage generator is the core equipment for performing such tests. Its importance lies in its ability to ...

High precision Oil-immersed 300k AC/DC high voltage divider--AC：0.5%/DC：0.5%

Wuhan GDZX's FRA series oil-immersed AC/DC high-voltage voltage divider combines high-precision measurement with a portable design. Product Features and Advantages: This device uses a highly stable passive resistive-capacitive voltage divider combined with a high-precision digital voltmeter, ...

High Voltage Test Equipment

High Voltage Resonant Test System

Transformer Testing Equipment

Electrical Power Calibrator

Transformer Oil Testing Equipment

Underground Cable Fault Distance Locator

Contact Resistance Meter

Circuit Breaker Analyzer

SF6 Gas Analyzer

Relay Protection Tester

Earth Insulation Tester

CT PT Analyzer

Power Quality Analyzer

Lightning Arrester Test Equipment

Battery Charge Discharge Test Equipment

Electric Current Tester

High Voltage Test Equipment

High Voltage Resonant Test System

Transformer Testing Equipment

Electrical Power Calibrator

Transformer Oil Testing Equipment

Underground Cable Fault Distance Locator

Contact Resistance Meter

Circuit Breaker Analyzer

SF6 Gas Analyzer

Relay Protection Tester

Earth Insulation Tester

CT PT Analyzer

Power Quality Analyzer

Lightning Arrester Test Equipment

Battery Charge Discharge Test Equipment

Electric Current Tester

Full Automatic CVT Test Set High Voltage Resonant Test System

ZX-BCT Full Automatic Electrical Transformer Test Bench AC110V-270V

International Programmable AC Three Phase Standard Power Source

DC Hipot Test set 60kV Dc High Pot Tester Direct Current High Voltage Generator

10kV 35kV 110kV Cable AC Voltage Withstand Resonance Device

ZXHQ-B+ CT/PT Analyzer Transformer Comprehensive Tester

Wuhan GDZX Power Equipment Co., Ltd

35kv 110kV Power System Hipot Test Equipment Sine Wave Waveform Good Stability

ZX-BCS Substation Transformer Ttr Meter Winding Turn Ratio Vector Group Test Set

ZXHQ-B+ CT/PT Analyzer Transformer Comprehensive Tester

ZXMD-2000 Small Secondary Injection Test Set , Protection Relay Test Equipment Stores 32 Groups Of Testing Results

desktop high-voltage electrical equipment

ZXDN-3700 Power Quality Analyzer Accurate Phase Angle Measurement ≤0.1°

ZX5050 Electrical Energy Meter Field Calibration Instrument AC DC Meter Calibration

ZX-BCT Full Automatic Electrical Transformer Test Bench AC110V-270V

High Voltage Test Equipment

High Voltage Resonant Test System

Transformer Testing Equipment

Electrical Power Calibrator

Transformer Oil Testing Equipment

Underground Cable Fault Distance Locator