ac current transformers1,000+ factories verified

CHIPSENSE is a national high-tech enterprise that focuses on the research and development, production, and application of high-end current and voltage sensors, as well as forward research on sensor chips and cutting-edge sensor technologies. CHIPSENSE has one technology R & D center and two product engineering and manufacturing bases.

Hefei Hemei Electronic Technology Co., Ltd. is a well-known Chinese manufacturer of current transformers and magnetic cores. Hemei Electronics was founded in 2011 and is located in Hefei, Anhui Province, China.

Hubei Tianrui Electronic Co., Ltd. Was founded in 1998, is a collection of scientific research, production, sales and service in one of the high-tech power electronics components. Focusing on the development of "Relay Protection and Power Automation", the company continues to provide complete sets of precision transformer solutions for domestic power equipment manufacturers, and is a well-known manufacturer of relay protection relays and a leader in the industry.

TIANJIN CAREL TECH Co., Ltd is a professional ISO9001 certified manufacturer of electric and electronic transformers, current transformers, Voltage transformers, power adaptors, toroidal transformers, IP67 waterproof transformers, inductors in China which was Established in 2013. We have three factories and each factory has it's own strength either in price, quality or certifications to keep us competitive in each field meanwhile We are dedicated ourselves to provide the world most energy efficient products. Recently We developed ETL approved landscaping power supplies for US and Canadian markets, The power rating of these power supplies including 120VA, 200VA, 300VA and 600VA.

Welcome to JIANGYIN SPARK

Tengtai brand operator TengTai International Co., Ltd. Was founded in 1984. After 30 years of market development and development, it has become a large-scale modern private electrical appliance enterprise integrating manufacturing, scientific research, trade and service. It has three major holding subsidiaries. (Zhejiang Tengtai Electric Co., Ltd., Warwick Transformer Factory, Zhejiang Tengtai Import & Export Co., Ltd. ), a Sino-foreign joint venture company; 58 member companies, more than 600 cooperative units. The products are mainly involved in surge protectors, high and low voltage transformers, zero sequence transformers, reactors and so on. The company's brand of lightning protection products and transformers have hundreds of agents and huge sales outlets in various provinces across the country.

Nanjing Qineng Electronic Technology Co., Ltd. is a professional electrical accessories company with more than ten years of industry experience. Our main products include Hall effect current sensors, Hall effect voltage sensors, clamp current transmitters, current transmitters, current transformers, voltage transformers and related products. The company is located in the national-level Nanjing Economic and Technological Development Zone, relying on the three-dimensional transportation network of the Yangtze River Golden Waterway and Lukou International Airport, to build a global supply chain system.

Zhejiang DaHu Electric Co., Ltd. Introduction

Jiaxing Haihan Electronic Co., Ltd was established in 2011, We are a professional in designing and manufacturing electricity energy meter accessory and hotel supply.

YHDC was established in 1992 and is a leading manufacturer of electromagnetic components and devices.

Zhejiang Yipu Electric Co., Ltd. Stands as a distinguished leader in the manufacturing of 0.5kV to 35kV current and voltage transformers.

As the leader and professional designer and manufacturer of current transformers. ECHUN has large range CTs to meet the market, including split core current transformers, clamp on current transformers, solid core current transformers, potential transformers, zero-phase current transformers, hall current sensors, current transformers with DC-immune, transducers, rogowski coils and so on

Zhejiang Xianghu Technology Co., Ltd. is a professional manufacturer of high and low voltage switch transmission and distribution equipment and high and low voltage electrical components, the production of fully insulated fully sealed inflatable cabinets, intelligent solid insulated ring host units, outdoor high voltage cable branch box, box-type substation, etc Product quality is stable, reliable, It is deeply trusted and approved by the customers. Our proudly exports its high-quality productsto a myriad of global destinations, with a significant presence in diverse and dynamic countries such as Ghana, Gambia, Ethiopia, the Philippines, South Korea, Bangladesh, Australia, Pakistan, Azerbaijan, Myanmar, and beyond. Our 11kV Current Transformer with 50Hz Frequency for Indoor Use has consistently garnered rave reviews for its impeccable quality and outstanding performance. Our dedicated team excels in crafting the most cost-effective and innovative power solutions, tailored precisely for our clients' needs. We actively contribute to the design of sophisticated substation and distribution plans and engage in competitive overseas bidding. We have triumphantly addressed and resolved intricate product requirements, ensuring our clients' utmost satisfaction.

Shijiazhuang SUIN Instruments Co., Ltd is a high-tech company and concentrates on R&D, production, test, sales and service of test & measurement instruments, electrical products, application software, etc. It already won below titles depending on the super technical advantage: High-tech Enterprises in Hebei Province, Hebei Industrial Design Center, Hebei Academician Workstation, Shijiazhuang Industrial Design Center, Engineering Research Center of Shijiazhuang electrical test instrument, Shijiazhuang Enterprise Technical Center, China's Key Enterprises in electronics instruments industry.

HANGZHOU UDWELLS TECHNOLOGY CO. Ltd. was founded in 2008, self-built plant area of more than 15000 square meters, strong scientific and technological force, advanced, production equipment, complete testing facilities, reliable product quality. With the business philosophy of "pursuing excellence, become Intelligent company of Continuous innovation", we are constantly innovating and developing at a high speed. In Our company Quality is our core competence. With deep understanding of properties of the respective of raw materials, all raw materials of products are supplied with the material number, per lot of the production can be traced, ISO 9001/2015, CE, TUV, UL, RoHS, REACH also available for every of our customers. This makes our market competitiveness rapidly increase, and more and more high quality customers choose and trust us. We mainly produce electronic equipment such as transformers, LED drive power supplies and intelligent charging plug. Which are mainly used for household appliances, communication equipment, energy-saving lamps, automation control devices (such as inverters), power equipment and facilities. Our products are exported to Europe, the United States and Southeast Asia.

Located in Dongchangfu District, Liaocheng City, Shandong Province, the company specializes in the manufacturing of rectifiers and inductors, power equipment, and transformers. It possesses multiple patented technologies, including safety protection equipment for dry-type transformers and transformer shell dipping tanks. The company has developed intelligent software for power equipment maintenance services and safety inspection software for power equipment patrols, providing technical support for the safe operation of power equipment. In 2025, Shandong Hengbian Electric Co., Ltd. Was awarded the titles of National High-tech Enterprise, Provincial Specialized, Fine, Unique, and Innovative SME, and Provincial Innovative SME. Located in the High-tech Zone of Liaocheng City, Shandong Province, the company relies on the local advantage of power equipment industry agglomeration, focusing on the manufacturing of transformers, rectifiers, and inductors, while expanding into emerging markets such as photovoltaic equipment and wind power technology services. Under the trend of intelligentization of power equipment, the intelligent software for power equipment maintenance services and safety inspection software developed by the company have enhanced its technological competitiveness in the industry.

Guangdong UR Welder Co., Ltd. is a high-tech enterprise integrating R&D, manufacturing and sales of resistance welding systems and resistance welding peripherals, such as resistance welding power supply, precision spot welder, welding monitor, etc. All of the company's resistance welding products are independent research and development, with all the independent intellectual property rights. UR Welder 's creative team has more than ten years of experience in resistance welding industry, and now we have formed a strong R&D team with professors and doctors as the core. UR Welder insists on investing a large amount of R&D funds every year to maintain the competitiveness of its products and to ensure the leading technical R&D strength. Since its establishment, UR Welder has been committed to serving the high-tech manufacturing industry, providing advanced metal welding products and solutions for global high-end customers in the fields of automobile body, automobile parts, automobile electronics, motor stand-alone, new energy batteries, solar photovoltaic, electric light source, enameled wires, coils, wiring harnesses, capacitors, protectors, sensors, relays, optical communications, and pin vibration industry, etc. UR Welder is a leading supplier of advanced metal welding products and solutions for the global high-end customers. After more than ten years of development, UR Welder has completed the layout of multiple industrial bases, not only in the domestic market in the forefront, in Europe and Asia has also established a good business channels and technical cooperation, the products have been sold to more than ten countries and regions, recognized by many well-known domestic and foreign enterprises and customers.

Acrel Co., Ltd. [stock code: 300286. Sz] is a high-tech enterprise that integrates R& D, production, sales, and service, since its establishment, is committed to providing users with energy efficiency management and powerful security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. At present, more than 8, 000 sets of various solutions are running all over the country, helping users to realize the visual management of energy consumption, providing users the energy data services, and escorting users to an efficient and safe energy consumption.

Beijing GFUVE Electronics Co., Ltd. Was established in 2005. It combined science, industry and trade together as one high-tech enterprise. GFUVE mainly produces split core current transformer, high voltage ammeter recorder, IEC61850 test suite software, meter test equipment, current probe, reference standard meter, phantom load power source, electrical measurement instrument, relay test set, transformer test, CT analyzer, Test equipment, and power meter, power analyzer, intelligent digital meter, transducer, handheld terminal and split core current transformer, voltage transformer and current transformer models etc.

Shanghai PINYAN TECHNOLOGY M&C Co., Ltd, the earliest professional manufacturer integrated R&D, Production and sales in China, is specialized at manufacturing Rogowski coils, integrator and power meter, power quality analyzer with proprietary intellectual property rights. We also provide technical support and hardware equipment for comprehensive solutions of power monitoring, IOT, smart grid and cloud server.

Cheemi specializes in development and commercialization of monitoring & measuring solution innovation, with more than 100 workers, 5200 non-dust workshop, 12 years experience in current measurement, ISO, CE & RoHS certificated, one and half hours reach Shanghai port. This is how we keep good quality and competitive prices for global valued customers.

Denggao Electric Co., Ltd. Established in 1996, is a power transmission and distribution enterprise with collection of high and low voltage electrical R&D, manufacturing, trading and services. The head office is located in the Economic Development Zone, Yueqing city, Zhejiang province. We are specialized in (intelligent) high-voltage vacuum circuit breaker, disconnecting switches, drop-out fuse cutout, intelligent HV&LV prepaid sell electrical terminal, intelligent distribution terminal, (prepaid) high-voltage electrical metering outfit, instrument transformer(CT, PT), lightning arrester, composite insulator, HV&LV complete switchgear, building electrical etc.

1. Who we are

Acrel Co., Ltd. [Stock Code: 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. 'Acrel' is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management, supply energy data services and improve electrical efficiency and safety. 'Acrel' has maintained steady growth since its listing in 2012. The company will adhere to the concept of 'innovation, high-efficiency, unity and honesty' and it provides more high-quality solutions, products and service for power system users and micro-grid.

Anhui Qidian Automation Technology Co., Ltd., founded in 2011, is a high-tech enterprise specializing in industrial automatic and intelligent solutions. Our main products include signal isolators, intrinsical safety barriers, electrical transducers, pressure transducers, liquid level sensor, digital pressure gauges and so on.

Shenzhen Toprie Electronic Co., Ltd is a high technology enterprise engaged in manufacturing of smart environmental monitoring and data acquisition field.

AL TRANSFO TECHNOLOGY Co., Ltd was established in 1997, mainly design & manufacture power transformers, current transformers, inductors, chokes, power supplies and cable assembly, all of our products could be custom made according to customers' requirements.

We are the professional manufacturing automatic transfer switch, air circuit breaker power capacitor ANSI meter socket and bypass online soft starter, starter panel and low high voltage switchgear panel indoor vacuum circuit breaker, outdoor SF6 circuit breaker, load break switch with automatic controller, auto transfer switch panel and so on

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Tianjin Grewin Group is concentrating on transformers for 25 Years and complianted by ISO9001: 2015, CB, IEC CB, CE etc. We're always pay great attention to its business philosophy "Quality and Honesty First". Grewin is specialized in the design and manufacture of wound components such as transformer, current sensors, chokes etc. Windely used in communications, electronics, meters, industrial control, medical equipments and other fields. We are also a provider of power meters and tape and winding machines. 85% of its products exported to America, Europe, and Asia etc. We sincerely invite you to join us to create a bright future.