Changsha Nanfang Automatic Electrical Equipment Factory
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Hengyang Nanfang Instrument Transformer Co., Ltd
🇨🇳 China
1985301-500 peopleManufacturerEstablished brand
OEM manufacturer
ODM manufacturer
Own brand
Key market
North America
Description
Hengyang Nanfang Instrument Transformer Co., Ltd. is a prominent manufacturer and designated key enterprise specializing in high-voltage power transmission equipment. Established in 1985 and based in the Baishazhou Industrial Park of Hengyang, China, the company operates a massive 46,000-square-meter facility. With over 30 years of research and development expertise, the organization maintains a workforce of 300 to 500 employees, including a significant team of over 100 specialized technicians and R&D staff. The company is ISO 9001 and ISO 13485 certified, emphasizing a commitment to quality management and technical innovation that has resulted in nine granted patents and multiple award-winning products.
The company's extensive product portfolio focuses on instrument transformers ranging from 10kV to 550kV. Key offerings include oil-filled, SF6 gas-insulated, and epoxy resin casting current and voltage transformers, as well as capacitor voltage transformers (CVT) and potential transformers (PT). Beyond transformers, they manufacture high-voltage switches, electrical porcelain insulators, surge arrestors, and circuit breakers. Their manufacturing infrastructure features 10 production lines and advanced testing equipment, such as a 1500kV cascaded test transformer and a 3600kV impulse voltage generator, enabling an annual production capacity of 50,000 units.
As a versatile B2B partner, Hengyang Nanfang Instrument Transformer Co., Ltd. provides comprehensive OEM and ODM services to meet specific client requirements. The company has a strong international presence, exporting high-quality electrical components to over 30 countries and regions across Asia, Africa, Europe, and the Americas.
33kv-40.5kv Oil-Filled Inductive Voltage Transformer
33kv-145kv Oil-Filled Inverted Current Transformer
150~550kv Sf6 Gas-Insulated Current Transformer
60kv-145kv Oil-Filled Erected Current Transformer
132kv-252kv Sf6 Gas-Insulated Inductive Voltage Transformer
150kv-550kv Oil-Filled Inverted Current Transformer
10~40.5kv Oil-Filled Erected Current Transformer
33~126kv Sf6 Gas-Insulated Inductive Voltage Transformer
Changsha Zhitong Electric Equipment Co., Ltd.
🇨🇳 China
2003101-200 peopleManufacturer/Trading CompanyEstablished brand
ODM manufacturer
High-tech enterprise
OEM manufacturer
Key market
South America
Description
Changsha Zhitong Electric Equipment Co., Ltd. is a manufacturer and trading company based in Changsha, China, established in 2003. With a workforce of 101 to 200 employees, including approximately 30 professional technicians, the company specializes in the development, manufacturing, and distribution of electrical equipment. They operate a factory with 5 production lines and utilize advanced manufacturing equipment, including numerically controlled machining centers, integrating computer technology across their operations, including an ERP system. The company holds ISO 9001 certification and offers ODM and OEM services. Their product portfolio includes a wide range of electrical equipment such as Outdoor High Vacuum Circuit Breakers, Outdoor HV Disconnecting Switches, Indoor Metal-clad Switchgear, Automatic Reclosers, Isolating Switches, Load Switches, and various types of circuit breakers. Changsha Zhitong Electric Equipment Co., Ltd. possesses import and export rights, with products distributed nationally and exported to international markets, including Vietnam.
Indoor Metal-clad Switchgear (KYN28-24)
Outdoor Circuit Breaker (ZW32-24)
Outdoor H. V. Vacuum Circuit Breaker (ZW7-40.5)
Outdoor Circuit Breaker (ZW32-12)
Outdoor HV Disconnecting Switch (GW4-126)
