Electric transformers; step up transformers; step down transformers; high voltage transformers; distribution transformers; power transformers; solid state transformers; hybrid transformers; smart transformers; electrical controllers; electronic controllers for electric transformers; electric control panels; parts for the aforesaid; firmware and software for managing electrical power grids; firmware and software for controlling electrical power grids; downloadable computer software and firmware for managing electrical power grids; downloadable and recorded computer software platforms for controlling electric power grids; downloadable and recorded computer software for controlling electrical transformers.