High voltage switchgear assemblies can be used for power distribution, protection, and control; this dataset includes major raw materials, auxiliary materials, and energy consumption during the production process, but infrastructure such as production equipment and factory construction is not included within the dataset boundary; the life cycle inventory is compiled from data collected from multiple sources; the manufacturing process of high voltage switchgear assemblies includes procedures such as cabinet assembly, busbar assembly, component assembly and connection, wiring and commissioning, and packaging.