Indoor switchgear voltage transformer is used in enclosed electrical installations where compact design, safety, and precision are essential. It is commonly integrated into switchgear assemblies, control panels, and indoor substations to provide accurate voltage measurement and protection for electrical systems. The transformer is designed with high dielectric strength and compact structure to fit within confined spaces while maintaining reliable performance. It supports monitoring and relay protection functions, ensuring system stability and preventing electrical faults. It is widely applied in industrial facilities, commercial buildings, and power distribution centers requiring controlled indoor electrical environments.