HomeSupplier Discoveryarrow-rightElectrical & Electronicsarrow-rightTransformerarrow-rightOltc Factories & Companies
Filter
Category
More
Management Certification
More
R&D Capacity
Annual Revenue
No.of Employees
More
Province & Region
More
about oltc
  • Technological Innovation
  • Reliable Supply Chains
  • Substantial Manufacturing Capabilities

oltc100+ factories verified

Zhejiang Hawthorn Transmission and Distribution Equipment Co., Ltd

5 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil Immersed Transformer, Dry Type Transformer
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Haocheng Group Co., Ltd. is located in Dongfeng Industrial Park, Liushi Wenzhou, which is famous production base of high and low voltage electrical appliances in China. Mainly research and develop power products, covering high and low voltage complete sets of equipment

Winpower Electric Co., Ltd.

Main Products:
Power Transformer, Dry-Type Transformer, Oil-Immersed Transformer, Distribution Transformer, American Pad-Mounted Transformers, Single/Three Phase Transformer
Country/Region:
Sichuan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
WinPower Electric was established in 2015. Our product lineup covers ultra-high voltage power transformers, dry-type, oil-immersed and amorphous alloy distribution transformers, new energy transformers, American-style pad-mounted transformers, compact substations and a variety of special transformers.

Qingdao Qingdian Electric Group Co., Ltd.

Main Products:
Power Transformer, Box - Type Substation, Low Voltage Complete Sets of Electrical, Oil - Immersed Power Transformer, Dry-Type Power Transformer, 110kv Oil - Immersed Power Transformer, High Voltage Complete Sets of Electrical, Pad Mounted Transformer
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Qingdao Qingdian Electric Group was established in 2009 with a registered capital of 107.09 million yuan. Located in Jiangshan Industrial Park, Qingdao, the company covers an area of 25000 square meters, including a construction area of 16000 square meters. The total assets of the company are over 80 million yuan, and there are more than 100 employees, including more than 20 engineering and technical personnel. It is a high-tech enterprise specializing in the research and development, manufacturing, sales, power engineering installation, (repair, testing), and general contracting of electrical products such as power transformers.

Liaocheng Ketexiangrui New Energy Co.,Ltd.

18 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Dry Type Transformer, Power Distribution Transformer, Oil Filled Transformer, Fluid Filled Transforme, Oil Immersed Transformer
Country/Region:
Shandong, China
Sample Service:
Sample Available
Company Profile:
Liaocheng Kete Xiangrui New Energy Co., Ltd., established in 2009, is a wholly-owned second-tier subsidiary of Liaocheng Huarui Electric. Based in Liaocheng-known as the 'Water City of North Jiangbei'-the company has a registered capital of 100 million yuan and operates its own production base covering an area of 260, 000 square metres. Recognised as a National High-Tech Enterprise, it achieves an annual comprehensive output value of 1.2 billion yuan and is the leading full-industry-chain manufacturing base for power equipment in the western Shandong region.

ROOQ ELECTRIC GROUP CO., LTD.

13 yrs
·Manufacturer/Factory & Trading Company
Main Products:
High Voltage Switchgear, Low Voltage Switchgear, Transformer, Distribution Box, Arrester, Disconnector, Fuse, Vacuum Circuit Breaker
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Established in May, 2014, Zhejiang ROOQ Electric Co., Ltd is a technology-oriented enterprise specializing in R&D, sales and services of power transformers, transformer substation, ring main unit, cable branch box, switchgears, gas insulated cabinates, HV/LV switchgears, high and low voltage switches, wire and cable, LED street light and metal street light poles, telegraph posts of metal ect. It has four professional factories under its jurisdiction: Power Equipment Co., Ltd. Transformer Co., Ltd.; Switchgear Co., Ltd.; Metal fittings Co., Ltd.; Import and export trading company: Zhejiang ROOQ Electric Co., Ltd.

Farady Electric Co., Ltd.

Main Products:
Power Transformer, Ring Main Unit, Switchgear, Auto Recloser, Load Break Switch, Step Voltage Regulator, Three Phase Transformer, Oil Transformer
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Farady Electric, founded in 2006, is a National High-Tech Enterprise with nearly 20 years of professional experience in the medium-voltage electrical sector. With an annual turnover of 45 million USD, we are a professional manufacturer focusing on power transformers, voltage regulators and switchgears, dedicated to providing high-quality electrical equipment and one-stop solutions for global customers.

Golden Triangle Electric Power Technology Co., Ltd.

17 yrs·4.0
·Manufacturer/Factory & Trading Company
Main Products:
Oil Transformer, Dry Transformer, Three-Phase Recloser, Single-Phase Voltage Regulator, Three-Phase Voltage Regulator, Switchgear, Substation
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Golden Triangle Electric Power Technology Co. Ltd. was founded in Nov. 2009. It is a national high-tech enterprise, focusing on R&D, manufacturing and sales of industrial and civilian electric energy meters and Three dimensional triangular transformer, Amorphous alloy transformer, Photovoltaic substation intelligent substation.

TSTY ELECTRIC CO., LTD.

16 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil Immersed Transformer, Dry Type Transformer, Transformer Substation, High and Low Voltage Switchgear
Country/Region:
Henan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
TSTY Electric Co., Ltd. Was established in 2011 and is located in Jiaxian County, Henan Province. It is a digital management enterprise integrating R&D, production, sales and installation of power equipment. The company's products cover 6kv, 11kv, 22kv, 35kv, 220kv, etc. Power transformers, distribution transformers, box-type substations, high and low voltage switchgear, wind power, photovoltaic power generation equipment, etc.

Shandong Dongsheng Supply Chain Co., Ltd

23 yrs
·Manufacturer/Factory
Main Products:
Power Transformer, Distribution Transformer, Oil Immersed Transformer, Dry Type Transformer, Substation, Compact Substation, Switchgear, Ring Main Unit, Turnkey Substation, Power Distribution Solution
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
About Donshing Energy Integrated Power Equipment Solutions for Africa & Belt and Road Markets

Jiangsu Yawei Electric Group Co., Ltd.

8 yrs·4.5
·Manufacturer/Factory & Trading Company
Main Products:
Distribution transformer, Power transformer, Dry type transformer
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Yawei Group has more than 50 engineering and technical personnel, more than 1000 employees, covering an area of 240, 000 square meters, and the annual sales of the group company reaches 2.5 billion yuan, among which Jiangsu Yawei Transformer Co., Ltd. Sells 1.3 billion of medium-sized transformer enterprises, and the enterprise has successively won the honor of Jiangsu Quality trustworthy enterprise, national high-tech enterprise, Nantong quality, measurement, equipment, environmental protection, contract-respecting and credit-keeping Advanced Collective, Nantong civilized unit, Nantong, the industrial growth enterprise of Hai'an city, the top 20 industrial enterprises of Hai'an city, the quality pacesetter of Hai'an city, the Quality Award of Mayor of Hai'an city, the provincial four-star Shangyun enterprise, the specialized special new small giant enterprise of Nantong city, etc.

Tianjin Haode Intelligent Electrical Co., Ltd.

Main Products:
Transformer, Electric Arc Furnace, Generator, Power Distribution Cabinet, Main Transformer, Single Phase Transformer, Three Phase Transformer
Country/Region:
Tianjin, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Tianjin Haode Intelligent Electrical Co., Ltd founded in 2004, the registered capital of 50.13 million yuan, is headquartered in one of China's four big ancient capital of Tianjin, the business scope includes production and sales of high and low voltage electric power transformer, generator, electric arc furnacebox-type substation, power electrical complete sets of equipment integrated installation, power engineering construction, production and sales of cable, etc.

Hebei Dual Canopy Mechanic Electrical Engineering Co., Ltd.

2 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Transformer Test Series, Transformer Oil test series, SF6 Test Series, Insulation resistance tester, Relay protection tester, High Voltage Test Series, Power Quality Analyzer, Circuit Breaker Test, Pa
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hebei Dual Canopy Mechanic Electrical Engineering Co., Ltd. - Enhanced Company Profile

Refine On (Hebei) Electric Power Technology Co., Ltd.

7 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Hipot Tester, Transformer Tester, Transformer Oil Test, CT PT Analyzer, Cable Tester, Partial Discharge Tester, Contact Resistance Tester, Circuit Breaker Tester, Hv Surge Counter Tester
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Refine On (Hebei) Electric Power Technology Co., Ltd. is strategically located in the Mancheng High-tech Development Zone of Baoding City-a core area renowned for its agglomeration of high-tech enterprises in North China, boasting convenient transportation networks, abundant talent resources, and a supportive industrial ecosystem for technological innovation. Rooted in this fertile ground for development, the company has fully dedicated itself to the high-tech field of power system automation, focusing on the R&D, production, and promotion of cutting-edge products that address the core needs of the power industry. Its product portfolio covers a comprehensive range of solutions, including power system marketing measurement equipment (such as intelligent electric meters, metering verification devices, and load management terminals), operation and maintenance high-voltage testing instruments (like transformer oil BDV testers, high-voltage insulation resistance testers, and partial discharge detectors), distribution network testing tools (including feeder automation testers, fault locators, and cable testing equipment), power consumption inspection devices (such as electricity theft detection instruments and energy efficiency analysis tools), as well as a full line of specialized tools and meters. As a technology-driven enterprise integrating R&D, production, sales, and after-sales service, it has established a one-stop service system to ensure that every link from product conception to user application is seamlessly connected and of high quality.

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.

Guangdong Yuete Transformer Co., Ltd.

17 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil Immersed Transformer, Dry Type Transformer, Pad Mounted Transformer, Compact Transformer Substation, Hv Switchgear, LV Switchgear, Power Transformer, Distribution Transformer
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Guangdong Yuete Transformer Co., Ltd is a professional manufacturer, specializing in power supply business, electrical installation services, and power transformers and high and low voltage complete equipment R & D, production, sales in one. The headquarters is in Shishan Songxia of Foshan, with an area of 20, 000 square meters (the company's own property rights). Established in 2009, with a registered capital of 10.01 million yuan. There are more than 300 employees, with 5 modern production bases (Foshan: 3, Jiangmen: 2). The current annual turnover is about 360 million.

Hunan Shiyou Electric Co., Ltd.

16 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Power Transformer, Wind Turbine Control System, Oil Immersed Transformer, Electric Control System, OEM/ODM Service, Energy Storage System, Dry Type Transformer, EV Charging Cost
Country/Region:
Hunan, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Hunan Shiyou Electric Co., Ltd was founded by Xiangtan Shitong Electric Co., Ltd and Holland Unitron Group in April 2011. It is one of the companies that develop and manufacture the electrical control system of large-scale wind turbines in China. It is located in Xiangtan National High-tech Zone with a registered capital of 65.8 million yuan. In October 2013, the company was restructured and changed to a joint-stock company. It was recognized as a high-tech enterprise in 2013, and a provincial enterprise technology center in 2015. On June 27, 2014, it was successfully listed in the national share transfer system of New Third Board.

Jiangsu Delangshi Biotechnology Co., Ltd.

7 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil-immersed Transformer, Epoxy Resin Cast Dry-type Transformer, High and Low Voltage Distribution Cabinet, Power Transformer, Three-phase Transformer
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jiangsu Delanshi Electrical Co., Ltd. is a professional electrical equipment manufacturer dedicated to providing reliable power distribution solutions for customers in different industries and project fields. The company focuses on the research, production, customization, and service of transformer products and related power distribution equipment, including oil-immersed transformers, dry-type transformers, pad-mounted transformers, prefabricated substations, and other medium and low voltage electrical products.

Taili Electric Co., Ltd.

Manufacturer/Factory & Trading Company
Main Products:
Power Transformer, Power Substation, Switchgear, Switch Cabinet, Distribution Transformer, Switch Box, Dry Type Transformer, Rmu, Vacuum Breaker, Voltage Transformer
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
We(TAILI ELECTRIC Co., Ltd) was dedicated in design and manufacture electric equipments since 1988, is one of the largest and most respected manufactures of MV power distribution products in the "Electric Industry Center" of China. We have 5 branches workshops for Solar energy storage products, Transformers, Switchgears, Power substations, Outdoor Switch&Breakers.

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.

Shenda International Engineering Co., Ltd.

19 yrs
·Manufacturer/Factory
Main Products:
Power Transformer, Furnace Transformer, Rectifier Transformer, Dry Type Transformer, Distribution Transformer, Power Substation Furnace
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Shenda International Engineering Co., Ltd. is a professional player in transformer industry, which established in Oct. 2000, located in Zhejiang province of China, holds two production bases and seven sales companies. We always focus on the R&D, have been appointed as a manufacturer of transformers at 330KV levels and below by National Electric Power Corp and Mechanical Industry Union. "EACHER" has been awarded "Famous Brand of Zhejiang Province".

Jiangsu Shengjiu Transformer Co., Ltd.

12 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil Immersed Transformer, Dry Type Transformer, Transformer, High Voltage Transformer, Power Transformer, Distribution Transformer
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Production, sales, and maintenance of transformers, distribution cabinets, and electrical equipment, sales of transformer accessories, lubricants, wires and cables, and rental services for buildings. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)

Jiangsu Reego Intelligent Technology Co., Ltd.

5.0
·Manufacturer/Factory
Main Products:
Power Transformer, Oil-Immersed Transformer, Dry-Type Transformer, Prefabricated Substation, Combined Transformer, Distribution Transformer, Pad Mounted Transformer, Custom Transformer, Amorphous Alloy Transformer, Switchgear
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jiangsu REEGO Intelligent Technology Co., Ltd. (REEGO Electric), a wholly-owned subsidiary of METAVAST Group, integrates independent R&D, design, manufacturing and global export trade for power transformers. Supported by the Group's international power project experience and global supply chain resources, we offer full-range OEM & ODM customized services to satisfy various project-specific demands. Upholding integrity-oriented operation, we supply stable, standard-compliant transformers with outstanding cost-performance. Our complete overseas sales-service system delivers one-stop solutions, with products exported to over 60 countries covering Southeast Asia, Central Asia, Middle East, Africa, Latin America and Oceania. We keep optimizing R&D capability and production workmanship, devoting ourselves to reliable power equipment for global energy infrastructure construction.

Qingdao Junling Transformers Co., Ltd.

16 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Transformers
Country/Region:
Shandong, China
R&D Capacity:
ODM Service
Company Profile:
Qingdao Junling Transformer Co., Ltd. is a designated transformer manufacturer in China with more than 15 years of production experience and an annual output value of over 150 million yuan. The company has excellent manufacturing equipment, a strong technical force, advanced production technology, and complete testing methods. The main products are: Oil-immersed power transformers, epoxy resin dry-type transformers, high and low-voltage switchgear, box-type substations, and power complete installation. The products are widely used in power grid transmission transformers, municipal construction, steel smelting, chemical industries, factory substations, and other industries. The company continuously improves management and constantly improves product quality. The production process and inspection strictly follow the ISO9001 quality system and ISO14001 environmental system. Guided by the core values of "Integrity, Innovation, and Excellence, " we strive to advance technology, ensure superior quality, and prioritize customer satisfaction. We welcome partners from all industries to collaborate with us, working together to shape a brighter future for the power industry!

Wuhan UHV Power Technology Co., Ltd.

6 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Contact Resistance Tester, Protection Relay Tester, Circuit Breaker Analyzer, AC DC Hipot Tester, Transformer Tester, Series Resonant Test System, VLF Hipot Tester
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan UHV Power Technology Co., Ltd., established in 2021, located in Wuhan East Lake New Technology Development Zone is also named Wuhan Optical Valley with convenient transportation access. And We have self-operation export and import rights.

Sansion Power Electric Co., Ltd.

22 yrs
·Manufacturer/Factory & Trading Company
Main Products:
AC DC Hipot Test Set, AC Resonant Test System, Transformer Test Set, Hv Switchgear Test Set, Ground Resistance Tester, Cable Fault Locating Test System, Insulator Fault Detector, CT PT Analyzer, Relay
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Sansion Power Electric Co., Ltd was established in 2005, a technocrat who have rich experience of more than 10 years in R&D, manufacturing and marketing of power electrical testing products, which are widely used in the fields of power electric, railroad, energy conservation and environment protection, water conservancy, petrochemical industry, aerospace and etc.
15