Company Profile

Our History

Our Factory

Zhejiang Usune Electric Co., Ltd. is a trusted manufacturer in China, established in 2011, specializing in high-voltage and low-voltage power equipment, including Power Transformers and Instrument Transformers. As a professional supplier and factory, we integrate R&D, production, and sales to deliver reliable power solutions worldwide. With a 4,300㎡ production base and 100+ skilled professionals, we are committed to excellence in the power industry.

In terms of core business layout, the company has built a complete and diversified product system, covering key equipment in power transmission and distribution. This mainly includes: prefabricated transformer substation up to 35kv, oil type and dry type power transformers; low-voltage switchboard GGD MNS, medium voltage switchgear panel 6.6kv 11kv 12kv 20kv 24kv 36kv like kyn28 panel, sf6 gas insulated switchgear GIS, ring main unit C/F/V unit, outdoor & indoor type high voltage circuit breaker switch up to 110kv 220kv like VS1 ZW32 ZW7 vacuum circuit breaker vcb, FLN sf6 load break switch LBS, LW30 LW36 sf6 circuit breaker switch, sf6 gas tank type circuit breaker, GW4 isolator switch and disconnect switch, JN15 earthing switch, EK6 grounding switch, current transformer CT, voltage transformer VT PT both for outdoor and indoor use up to 110kv 220kv, switchgear panel components&accessories like epoxy resin bushing, support insulator, contact box, vcb copper contact arm, tulip contact, static/fixed contact, panel shutter mechanism, earthing switch interlock, guide rail interlock, door lock, door hinge, LED light, select switch, pilot light, select button, secondary wiring terminal blocks, etc.. This rich and high-end product matrix demonstrates the company's deep coverage and professional control capabilities in the power equipment field.

The company possesses strong scale and a solid foundation for development. With a registered capital of US$8 million, its production base is located in Yueqing Economic Development Zone, covering an area of 4300 square meters and employing 100 professional staff, providing strong support for the company's stable production and efficient operation. In terms of production and supply chain management, the company has established a strict quality control and efficient production collaboration system. It not only has an experienced R&D team capable of customizing project design and development according to customer needs, but also independently integrates product resources from over 200 high-quality partner factories, achieving strict quality control throughout the entire process from components to finished products. With its mature production management model, the company can consistently control the production cycle within 15 days, efficiently responding to customer delivery requirements. All products are equipped with complete test reports, and their quality and reliability are widely recognized.

The company's strong capabilities are further reflected in its industry recognition and authoritative certifications. The company has successfully joined the supply chain of top global power companies, becoming a qualified supplier to major global utility and infrastructure leaders such as State Grid Corporation of China (SGCC) and China Railway Construction Corporation. Its product quality and service levels have passed rigorous industry inspections. Simultaneously, the company strictly adheres to international standards in building a comprehensive management system and has successfully obtained multiple authoritative certifications, including ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System, laying a solid foundation for standardized operations and sustainable development. To further guarantee product quality and production efficiency, the company has established specialized core production lines, including switchgear panel production lines, high-voltage circuit breaker production lines, and epoxy resin injection production lines. Each production line is equipped with professional production equipment and technical teams, enabling independent production and refined processing of core products, ensuring product stability and consistency from the source and continuously strengthening the company's core competitiveness.

1. Switchgear panel production line:

2. High voltage circuit breaker switch production line:

3. Epoxy resin injection production line:

In the future, Zhejiang Usune Electric Co., Ltd. will continue to uphold the development philosophy of "professionalism, reliability, and innovation," relying on its strong R&D capabilities, comprehensive production system, and strict quality control to continuously provide high-quality power equipment products and services to global customers, striving to become a leading enterprise in the power equipment field.

Product Application

Usune produces power supply and distribution equipment as below:

1. Prefabricated power transformer substation 11kv 24kv 36kv up to 4000kva.
2. Oil-type and dry-type power transformers.
3. Low voltage switchboard GGD MNS; medium voltage switchgear panel 6.6 kV, 11 kV, 12 kV, 20 kV, 24 kV and 36 kV, like KYN28 KYN61 panel, SF6 gas-insulated switchgear GIS, and ring main unit RMU C/F/V unit.
4. Outdoor & indoor type high voltage circuit breaker switch up to 110 kV & 220 kV, like VS1, ZW32, ZW7 vacuum circuit breakers (VCB); FLN SF₆ load break switch (LBS); LW30 & LW36 SF₆ circuit breaker switch; SF₆ gas tank type circuit breaker; GW4 isolator switch & disconnect switch; GN19 GN22 large current disconnect switch; JN15 earthing switch & EK6 grounding switches.
5. Current transformer CT and voltage transformer VT/PT, both for outdoor and indoor use up to 110 kV and 220 kV.
6. Switchgear panel components & accessories like epoxy resin bushing, support insulator, contact box, VCB copper contact arm, tulip contact, static/fixed contact, panel shutter mechanism, earthing switch interlock, guide rail interlock, door lock, door hinge, LED light, select switch, pilot light, select button, secondary wiring terminal blocks, etc.