High-voltage complete switchgear and gas-insulated switchgear are equipment in the power industry, primarily used for control, protection, and isolation operations within the power system.

High-voltage complete switchgear equipment refers to a complete electrical system formed by certain configurations and combinations within a high-voltage electrical system. It includes high-voltage load break switches, circuit breakers, disconnect switches, earthing switches, and transformers, which can perform control, protection, and isolation operations on the power system, ensuring its normal operation.

An inflatable cabinet is a new type of high-voltage electrical equipment that uses nitrogen as an insulating medium. By inflating, the nitrogen is compressed to a certain pressure, thereby achieving insulation, isolation, and connectivity functions. The inflatable cabinet features a small size, easy operation, and simple maintenance, and is widely used in the installation, debugging, and maintenance of power distribution systems and electrical equipment.

Although both are electrical equipment, there are some differences in specific usage scenarios and functions. High-voltage switchgear is commonly used in large-scale power systems, whereas gas-insulated switchgear is more suitable for small and medium-sized power equipment, individual users, and distribution systems. Additionally, gas-insulated switchgear requires a certain amount of nitrogen filling and maintenance costs during operation, thus making it relatively more expensive.