TBEA is one of the largest manufacturers of transformers in the world. It has factories in India and China and manufactures transformers up to 1,000 KV. TBEA has approximately 13 -14% of the world manufacture of transformers. Additionally it manufactures cables for high and medium voltage lines, both transmission and distribution, accessories for these cables and lines. They also supply underground cables. TBEA also has a line of inverters for photovoltaic or wind power plants.