Shaanxi Sefon Electrical Equipment Co., Ltd. (referred to as Sefon), established in 2009, is a high-tech enterprise integrating research and development, design, production, sales, service, and power engineering general contracting. The company has strict quality control, strong technical foundation, advanced production equipment, exquisite manufacturing technology, rich project experience, and perfect service support. The company has very close technical exchanges and cooperation with institutions such as Xi'an Jiaotong University, Northwestern Polytechnical University, Xi'an University of Electronic Science and Technology, Shaanxi Electric Power Research Institute, etc.

The company's technology research and development team is mainly composed of senior industry experts and core members with doctoral and master's degrees. In recent years, the technology research and development team has independently developed and made significant technological progress in major products such as special power equipment and power quality equipment, based on the reference of advanced technologies at home and abroad, and has obtained more than ten national patents.

Our company mainly produces 35kV and below oil immersed transformers, dry-type transformers, special transformers, dry-type iron core series reactors, high and low voltage switchgear, box type substations, prefabricated cabins, and power quality control products. The main transformer product series include: SC (B), SG (B), SCZ (B) series products, SM, SZ series, three-dimensional wound iron core dry oil transformer series, amorphous alloy iron core dry oil transformer series, traction rectifier transformers for urban light rail and subway, multi winding phase-shifting rectifier transformers, mobile vehicle substations, electric furnace transformers, and other special transformers; Complete series of products: prefabricated cabins, high and low voltage switchgear, XBW type prefabricated box type substation, ZGS/ZFS type combination transformer, switchgear, etc; Power quality products: automatic voltage regulators for high and low voltage lines, reactive power automatic compensation devices for substations, voltage regulating reactive power automatic compensation devices, column mounted reactive power compensation devices, three-phase imbalance control devices, etc. Widely used in State Grid, Southern Power Grid, local power, new energy power plants, and enterprise users.

The company has always adhered to the service concept of "customer first", and has regarded technological innovation, efficient operation, strict quality control, and meticulous customer service as a major link in the development of the enterprise. In production and operation, it not only meets the requirements of power engineering construction and product design and development capabilities, but also has advanced production equipment and testing equipment. We have successively obtained the qualifications of "National High tech Enterprise", "Shaanxi Province Gazelle Enterprise", "Shaanxi Province" Specialized, Refined, Unique and New ", and have obtained the qualifications of Level 3 General Contracting for Mechanical and Electrical Engineering Construction, Level 4 Trial Engineering for Construction, Level 3 Professional Contracting for Power Transmission and Transformation Engineering, Level 3 General Contracting for Power Engineering, and Level 3 Professional Contracting for Fire Protection Equipment Construction Engineering. Passed ISO9001:2008 quality management system certification, ISO14001:2015 environmental management system certification, and OHSAS18001:2007 occupational health and safety management system certification.

The company has a team with high quality, strong capabilities, and excellent business skills. We will be committed to providing customers with high-quality power equipment, comprehensive technical support, and excellent pre-sales and after-sales services. Drawing on years of experience in electricity, relying on strong technological research and development capabilities, adopting advanced technology, constantly innovating, and climbing industry peaks, we provide customers with comprehensive solutions.