Hitachi Energy Ltd. is a technology company headquartered in Zurich, Switzerland.

The company's products include high-voltage equipment, transformers, and services for renewable energy.

In July 2020, ABB divested its power grid business and sold 80.1% of that to Hitachi Ltd., leading to the formation of Hitachi ABB Power Grids.

In December 2022, it was confirmed that Hitachi acquired the remaining 19.9 percent shares from ABB Ltd.[2] Hitachi Energy offers high-voltage switchgear and breakers, high-voltage direct current, transformers, substations, and power-system automation.

Hitachi Energy has been involved in several notable projects, such as: