Oil Immersed Transformer

Our oil-immersed transformers deliver outstanding performance in both stability and reliability, as well as energy efficiency.

Oil-immersed transformers are the product with which our transformer business founder, Mr. Li Xianming, first became acquainted at the age of 16, when he began his apprenticeship at a state-owned transformer factory. Our oil-immersed transformer products embody the core values of reliability and soundness that Mr. Li upheld consistently throughout his long career in state-owned enterprises — from apprentice, to technician, to Chief Engineer.

Equally, the design, management, and production team assembled under the leadership of Deputy General Manager and Chief Engineer Mr. Li Xianming comprises exclusively seasoned industry professionals, providing a solid guarantee of consistent product quality and reliability.

Our oil-immersed transformer range covers on-load tap-changing and off-load tap-changing power transformers, as well as distribution transformers, rated at 132 kV / 63 MVA (63,000 kVA) and below. Our S22 series oil-immersed transformers achieve energy efficiency levels that surpass the EU Tier 2 efficiency requirements implemented in 2019, as set out in Commission Regulation (EU) No. 548/2014 of 21 May 2014. Our S22 Series Oil Immersed Transformer meets and These products are widely used across a broad spectrum of applications, including:

• Main and distribution transformers in the State Grid network
• Step-up transformers for hydropower and thermal power plants
• Step-up transformers for photovoltaic and wind power generation
• Distribution networks within urban power grids
• Last-mile distribution networks in rural and remote areas
• Distribution transformers for landscape lighting projects
• Power distribution for residential communities
• Dedicated transmission and distribution lines for factories and mines