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partial discharge900+ factories verified

Shanghai Demiks Electric Power Technology Co., Ltd.

Main Products:
Power Transformer, Dry Type Transformer, Oil Immersed Transformer, High Voltage Electrict Testing Equipment, Transformer Testing Equipment, High Voltage Testing Transformer, HVAC Resonant System, Lighting Impulse High Voltage Generator, Power Frequency High Voltage Withstand System, Pd Partial Discharge Test System
Country/Region:
Shanghai, China
R&D Capacity:
OEM/ODM Service
Company Profile:
DEMIKS Electric Power Technology Co., Ltd  committed to the research, development, manufacturing and sales of power transmission equipment, distribution equipment and high-voltage testing equipment.

Kiyu Power Wuhan Co., Ltd

5.0
·Manufacturer/Factory & Trading Company
Main Products:
Oil Transformer, Impulse Voltage Generator, Vlf Hipot Test Equipment, Loop Resistance Tester, Relay Protection Tester, Pd Test System, Cable Fault Tester, Tuning Resonance Test Device, DC Hv Generator, Lightning Arrester
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Kiyu Power Wuhan Co., Ltd is a high-tech enterprise professionally engaged in R & D, manufacture, and marketing of power testing products, instruments, power industry automation systems, which are supplied for national power companies, metallurgy petrochemical corporations, factories and public institution.

Xiamen Trust Information Tech Co., Ltd.

23 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Sensor, Lora Sensor, Temperature Humidity Sensor, Wireless Sensor, Solar GPS Locator, Lorawan Sensor, 5g Positioning Tag, Wireless CO2 Sensor, Wireless Pm2.5 Sensor, Co Sensor
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Xiamen Trust  is a national-level high-tech enterprise, a Xiamen "Specialized, Sophisticated, Distinctive and Innovative"  company, and a dual-software certified enterprise. Founded in 2004 and headquartered in Xiamen, Fujian Province, the company focuses on the R&D, production, and service of IoT wireless sensor solutions. Its products center on wireless LoRa low-power sensors, covering monitoring of multiple environmental parameters including temperature, humidity, carbon dioxide (CO2), oxygen (O2), volatile organic compounds (VOCs), formaldehyde (HCHO), PM2.5, partial discharge, as well as security sensors for equipment rooms such as door magnetic sensors, water immersion detectors, and smoke detectors. It has become one of the most influential brands in the domestic wireless sensor field.

Weshine Electric Manufacturing Co., Ltd.

13 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Transformer Tester, Insulating Oil Tester, Hipot Tester, Insulating Tester, Circuit Breaker Tester, Relay and Protection Tester, Sf6 Gas Tester, Partial Discharge Tester, Battery Tester, Power Quality
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Weshine Electric Manufacturing Co., Ltd. Founded in 2013 with a registered capital of 80.5 million, is a modern high-tech enterprise specializing in the research and development, production, sales and service of power system automation devices and test instruments The company has strong technical force and complete testing equipment. The enterprise covers an area of 1200 square meters, including 800 square meters of production workshop. The company now has 98 employees, including 30 engineering and technical personnel and 4 safety supervisors in the production process, the company gives full play to its technical advantages and strictly controls the quality, effectively improving the technical content of the products and the reliability and safety of the products. The products have been tested by the national authoritative department, and the technical indicators have reached the national standards. The company in line with the professional, innovative, integrity concept and customer first service attitude, continuous improvement, strive to develop, and work together with domestic and foreign counterparts to create a better tomorrow. We are looking forward to cooperating with you sincerely and making great plans together.

Hebei Hanguang Electrical Equipment Technology Co., Ltd

12 yrs
Main Products:
Frequency Converter Power Supply, Shore Power Supply, VFD, Dry Type Distribution Transformer
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hebei Hanguang Electrical Equipment Technology Co., Ltd. is a high-tech enterprise in China dedicated to the integrated R&D, manufacturing, sales, and service of power equipment. With over two decades of deep expertise in the power electronics industry, the company centers its operations on power electronic conversion technology, consistently striving to provide global clients with high-quality, comprehensive, and systematic power solutions.

ZHUHAI STROM ELECTRIC CO., LTD.

25 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Secondary Devices For Substations, Power Plants, Transformers, Including Protection Relay, Power Meter, Online Monitoring And Measurement, Controlling Devices
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Established in 2002 with RMB50 million registered capital, Zhuhai STROM Electric Co., Ltd. Is a national high-tech enterprise specializing in R&D, manufacturing, sales, and service of intelligent power distribution and transformation automation products. Located in Zhuhai Innovation Coast High-Tech Zone, it operates a modern 15, 000-square-meter facility.

Xian XZH Electric Power Technology Co., Ltd.

5 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Multifunctional VLF Hi-pot Tester, HV Pulse Generator, Cable Outer Sheath Fault Locator, Cable Fault Pin pointer, Cable Route Tracer, Cable Fault Pre-locator, Cable Sheath Fault Locator
Country/Region:
Shaanxi, China
Sample Service:
Sample Available
Company Profile:
Xian XZH Electric Power Technology Co., Ltd. is located in the Eastern development zone of Xi'an City, Shaanxi Province, China, . Xi'an, is reputed as the most time-honored city with 13 dynasties for about 2000 years

Yangzhou Kejia Electronic Equipment Ltd.

25 yrs
·Manufacturer/Factory
Main Products:
Partial Discharge Detection Equipment, High Voltage Detection
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Established in 2002 (with roots tracing back to 1981 as Yangzhou Radio Instrument Factory), Yangzhou Kejia Electronics is a leading Chinese manufacturer of high-voltage testing equipment, specializing in partial discharge (PD) detection systems. With over four decades of innovation, our "KJF" series products-including PD detectors, digital testing systems, and PD-free test equipment-serve industries from power utilities to transformer/switchgear manufacturing.

Tianjin Xingda Electric Technology Co., Ltd.

9 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Transformer, Transformer Bushing, Transformer Parts, Transformer Accessories, Oil Level Gauge, Transformer Porcelain Insulator, Pressure Relief Valve, Transformer Bushing Manufacturer, Transformer Bushing Porcelain, Transformer Terminal Block
Country/Region:
Tianjin, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Tianjin Xingda Electric Technology Co., Ltd. Was founded in 1992, is located in Hebei province Hengshui city Wuqiang County Industrial Zone, adjacent to Beijing, Tianjin, geographic location, convenient transportation, is a professional engaged in the transformer parts of the private high-tech enterprises.

Wuhan Goldhome Hipot Electrical Co., Ltd.

5.0
Main Products:
AC Resonant Test System, AC/DC Hipot Tester, Circuit Breaker Analyzer, Hv Test Set, Power Frequency Hipot Tester, Transformer Tester, AC Dielectric Test Set, Partial Discharge Test Set, High Voltage Test Set, Primary Current Injection Test Set
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan Goldhome Hipot Electrical Co., Ltd was established in 2008, with the double efforts to struggle under more than ten years' diligent hard-working and adhere to spirit of keeping truth-seeking and pragmatic, exploring one professional road with competitive development in the electric and power testing field.

Hubei Yoan Electrical Equipment Manufacturing Co., Ltd

1 yrs·4.0
·Manufacturer/Factory
Main Products:
Hipot Tester, Vlf Tester, TTR Transformer Turns Ratio Tester, DC Winding Resistance Tester, Circuit Resistance Tester, Variable Frequency Series Resonance Withstand Vo, Relay Protection Tester, DC High Voltage Generator, High Voltage Circuit Breaker Analyzer, Cable Fault Locator or Cable Fault Tester
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Hubei Yoan Electrical Equipment Manufacturing Co., Ltd. (YoanPower) is situated at the Dongxihu High-Tech Development Center in Wuhan. As a national high-tech enterprise with over 40 years of experience in high-voltage test equipment R&D and manufacturing, we have participated in formulating 3 industry standards and focus on global export of power testing equipment. The company operates a 2, 000-square-meter production base with a professional team of 30 experienced staff, serving global power sectors, research institutions and electrical equipment manufacturers.

HV Hipot Electric Co., Ltd.

20 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Transformer Testers, Partial Discharge Test System, Insulation Tester, High Voltage Test Set, Switchgears Test Set
Country/Region:
Hubei, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
HV Hipot Co. Is a high-tech enterprise professionally engaged in R & D, manufacture, and marketing of power testing products, instrumentations, power industry automation systems, which are supplied for national power companies, metallurgy petrochemical corpations, factories and public institution.

GOLDSOL(WUHAN)HIPOT TEST EQUIPMENT FACTORY

5.0
Main Products:
Vlf Hipot Testers, AC Hipot Tester, DC Hipot Tester, Resonant Test Set, Micro Ohmmeter, Tan Delta Tester, Primary Current Injection, Secondary Current Injection, CT PT Analyzer, Circuit Breaker Analyzer
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
GOLDSOL(WUHAN) HIPOT TEST EQUIPMENT FACTORY

Changzhou Pacific Electric Power Engineering Co., Ltd.

4.8
Main Products:
Oil Transformer, Dry Transformer, Air Switchgear, Gas Insulated Switchgear, Rum, Vacuum Breaker, Spare Parts, Cable Termination, Line Trap, Line Reactor
Country/Region:
Jiangsu, China
R&D Capacity:
OEM Service
Company Profile:
Established in 1989 and organized as a comprehensive power solution group company in 1997. Changzhou Pacific Electric Power Equipment (Group) Co., Ltd is a high-tech enterprise in research, design, manufacture, market and service in High Voltage and Low Voltage power transmission and distribution industry.

Chongqing Blue Jay Technology Co., Ltd

5.0
Main Products:
Panel Meter, Energy Meter, Multifunction Power Meter, Protection Relay, Electrical Transducer, Thermostat, Smart Meter, Temperature Sensor, Energy Metering, Low Voltages
Country/Region:
Chongqing, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Blue Jay is a professional Chinese local industrial power and energy meter manufacturer with over 10 years of experience. We hold full capabilities in industrial power and energy meter manufacture, which supports us in offering you a one-stop solution for OEM/ODM customers. Many times, we are not only manufacturing for you but also supporting your design according to your final applications.

Baoding Yuanchen Transformer Manufacturing Co., Ltd.

16 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Transformer, Distribution cabinet
Country/Region:
Hebei, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
As a trusted manufacturer and exporter of power transformers, Baoding Yuanchen Transformer Manufacturing Co., Ltd. Stands out as a key player in the global power transmission and distribution equipment market. Rooted in Baoding City, Hebei Province - China's iconic "Hometown of Transformers" - we have dedicated decades to delivering high-performance, compliant, and reliable transformer solutions to clients across Africa, the Middle East, Central Asia, Southeast Asia, South America, and Europe. Our global footprint is built on a commitment to meeting international standards, adapting to regional power needs, and fostering long-term partnerships with distributors, EPC contractors, and utility companies worldwide.

Zhejiang Shengxian Electric Power Technology Co., Ltd.

9 yrs·4.0
·Manufacturer/Factory & Trading Company
Main Products:
Dry Type Transformer, Vacuum Circuit Breaker, Switchgear, Ring Main Unit, Substation, Oil Immersed Transformer, Voltage Transformer, Acb Circuit Breaker
Country/Region:
Zhejiang, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Established in 2016, Zhejiang Shengxian Power Technology Co., Ltd. is a high-tech enterprise specializing in the R&D, manufacturing, and sales of complete power distribution equipment. Our product portfolio includes high and low-voltage switchgear, compact substations, and intelligent power distribution solutions. Committed to the principles of safety, reliability, and environmental sustainability, we provide high-quality power equipment and services to global customers. Our products have been successfully exported to Southeast Asia, the Middle East, and other regions, establishing us as a qualified supplier and trusted partner for numerous domestic and international power projects.

Jihui Electric Group Co., Ltd

Main Products:
Ring Main Unit, Transformer, Sf6 Load Switch, Switch Cabinet, Vacuum Circuit Breaker
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jihui Electric Group Co., Ltd. is located in Yanpan Industrial Zone, Yueqing Economic Development Zone, with a superior geographical location. The company is a diversified high-tech enterprise specializing in the research and development, production, sales, and service of 35kV and below transmission and transformation equipment. Our professional products include cold shrink terminal (middle) power cable accessories, pre installed plug-in head power cable accessories, DFW series 35kV voltage level and below cable distribution boxes, inflatable cabinets, XGN series ring main units, solid insulated ring main units, YBMP series pre installed substations, ZGS series combination transformers, SF6 high-voltage load switches, VS1 series indoor high-voltage vacuum circuit breakers, ZW32-12 outdoor high-voltage vacuum circuit breakers, DFW series European and American style cable branch boxes with stainless steel shells, and other transmission and distribution products that can meet the needs of customers in various industries.

Jiangsu Tianhua Transformer Co., Ltd.

13 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Transformer
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jiangsu Tianhua Transformer Co. Ltd. Is a high-tech enterprise specialized in the production, development and sales of transformers and related products. Company is located in the second largest city in Jiangsu province, national comprehensive transportation hub, east China important science and education, culture, finance, tourism, health care, convention and exhibition center, important economic, commercial and trade center in Jiangsu province, Xuzhou city, the Beijing-Shanghai railway and the Longhai railway in this intersection, the Eurasian continental bridge traverses of Xuzhou, the transportation is extremely convenient.

Seven Stars Electric Co., Ltd.

Main Products:
Rmu, Ring Main Unit, Pole-Mounted Switch, Gis, Sf6 Ring Main Unit, Composit Insulator
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Established in 1995, Seven Stars Electric Co., Ltd. is a National High-tech Enterprise and a National-level "Specialized, Refined, and New" Little Giant Enterprise, boasting 30 years of extensive experience in the R&D, manufacturing, and marketing of power insulation products and high-voltage transmission and distribution equipment. The company currently operates three modern production bases covering a total area of over 120, 000 square meters and employs a workforce of 630. As China's largest manufacturer of Ring Main Units (RMUs), the company possesses an annual production capacity of 72, 000 units, with cumulative sales exceeding 450, 000 units. Furthermore, it serves as a core Tier-1 supplier for both the State Grid Corporation of China and the China Southern Power Grid. Leveraging its exceptional comprehensive capabilities, the company has garnered numerous accolades-including an AAA Corporate Credit Rating and the title of "China Famous Brand"-and enjoys an outstanding reputation within the industry.

Hebei Qinyue Feiyang Technology Co., Ltd.

9 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Distribution cabinet; Electric car charger; Oil filled transformer; Three-phase transformer
Country/Region:
Hebei, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Hebei Qinyue Feiyang Technology Co., Ltd...Established in 2018 and based in Shijiazhuang, Hebei Province, is a modern high-tech enterprise integrating R&D, manufacturing, engineering, and services, with a deep focus on the power equipment and new energy charging sectors. The company holds ISO management system certifications and implements standardized control systems across all production and quality assurance processes. Committed to continuous technological iteration and independent innovation, the company possesses strong R&D capabilities and holds numerous core intellectual property rights, including utility model patents, design patents, and computer software copyrights. Adhering to the core business philosophy of "Quality First, Integrity and Mutual Success, " the company prioritizes actual customer needs and has established a comprehensive, one-stop service system covering pre-sales, in-sales, and after-sales stages. The company operates two core product lines: First, energy-efficient and eco-friendly power transformers, specializing in the R&D, mass production, domestic and international sales, and supporting engineering services for various energy-saving distribution transformers; And second, smart charging equipment for new energy vehicles, focusing on the R&D, production, and marketing of products such as charging piles and portable EV chargers. We provide customized product selection and modification solutions tailored to the specific power usage and charging requirements of diverse industries and scenarios. Additionally, we offer a full suite of value-added services, including professional technical consulting, comprehensive project planning and design, on-site installation guidance, regular inspections, troubleshooting and repairs, and long-term maintenance. The company maintains rigorous standards for every production step and leverages a mature supply chain to deliver cost-effective products. We are dedicated to creating safe, stable, energy-efficient, and high-performance power transmission and new energy charging solutions for diverse applications, including industrial parks, commercial complexes, residential communities, logistics hubs, and public transportation networks. Over the years, the company has earned enduring recognition and deep trust from domestic and international clients through its reliable product quality and attentive, end-to-end service. We continue to empower the green, low-carbon transition with high-quality power and new energy products, contributing to the construction and sustainable, high-quality development of green energy infrastructure and modern power systems-both domestically and globally.

Qingdao Xinnuo Metrology Technology Co., Ltd.

22 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Current Transformers (CT), Voltage Transformers (Vt/PT), Combined Current-Voltage Metering Boxes, Fuses, Surge Arresters, Insulators
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Qingdao Xinnuo Metrology Technology Co., Ltd. is located at Building 19, Tiangu Industrial Park, No. 599 Runcheng Road, Chengyang District, Qingdao, Shandong Province, China.

Jiangsu Yuhui Cable Co., Ltd.

21 yrs
·Manufacturer/Factory & Trading Company
Main Products:
PVC Insulated PVC Sheathed Power Cable, XLPE Insulated PVC Sheathed Power Cable, XLPE Insulated PVC Sheathed Aluminum Conductor Power Cable, PVC Insulated Steel Tape Armored PVC Sheathed Power Cable
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jiangsu Yuhui Cable Co, Ltd. Is a complete solution provider for power cable systems, integrating the manufacturing, design, research and development, technical consulting, construction, and after-sales service of wires, cables, and cable accessories. The company specializes in the production of 0.6/1kV-26/35kV Power Cable, Control Cable, Aerial Insulated Cable, Fire-resistant Cable, Aluminum Alloy Cable, Photovoltaic Cable, Energy Storage Cable etc. The product has obtained National industrial Production License, CCC Certificate, Green Factory Certificate, Green Design Product Certificate Carbon Footprint Certificate, passed management system certifications such as lS09001, IS014001, IS045001. etc.

Weiguan Electric Co., Ltd

19 yrs
·Manufacturer/Factory & Trading Company
Main Products:
3 Phase Transformer, Step up Transformer, Power Substation Transformer, Electrical Transformer, Photovoltaic Transformer, Smart Transformer, Dry Type Transformer, Compact Substation Transformer, Oil Type Transformer, Oil Immersed Transformer
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
       Zhejiang Yueqing Weiguan Electric Co., Ltd. is a professional manufacturer specializing in power transformers and electrical distribution equipment, with over 18 years of industry experience. We are dedicated to providing reliable, efficient, and cost-effective power solutions for global customers.