Sieyuan Electric USA LLC

Website

en.sieyuan.com

Services

In app support

Sieyuan Electric Co., Ltd. is a global leader in providing advanced electrical solutions and comprehensive services across the energy industry. The company specializes in the design, manufacturing, and supply of high-quality equipment for transmission, transformation, distribution, and utilization systems, with a strong focus on high-voltage (HV) and ultra-high voltage (UHV) applications, including power transformers for systems ranging from 69kV to 550kV. Their extensive product portfolio includes FACTS devices such as Static Synchronous Compensators (STATCOM) and Static Synchronous Condensers (E-STATCOM), HVDC circuit breakers, and both prefabricated and mobile substations.

Sieyuan also offers a wide array of high-voltage switchgear, including Gas Insulated Switchgear (GIS), Gas-Insulated Transmission Lines (GIL), and Hybrid GIS, alongside various HV circuit breakers, disconnectors, and instrument transformers like Current and Voltage Transformers. Beyond transmission, their expertise extends to medium-voltage (MV) substations, distribution transformers, MV switchgear, and advanced substation and distribution automation solutions. The company is committed to enhancing the safety, reliability, flexibility, control, and efficiency of new power systems through continuous R&D and robust quality management.

Furthermore, Sieyuan is a significant player in the rapidly evolving energy storage sector, providing utility-scale battery energy storage systems, residential ESS solutions, and various energy storage elements such as supercapacitors, hybrid ultracapacitors, and high-power lithium-ion cells. The company also innovates in automotive electronics and electrical systems, offering low-voltage Li-ion batteries, ultracapacitor modules, and intelligent power distribution solutions for electric and hybrid vehicles. Sieyuan is dedicated to addressing practical challenges, enhancing enterprise value, and contributing to society by delivering cutting-edge technologies and professional engineering services globally.

Locations

• Plano, Texas