A high-voltage insulation assembly in a transformer substation requires a secure and reliable connection between the nozzle and the spray gun to ensure consistent application of insulating material. This product serves as a critical interface in electrical and electronic plant engineering, enabling precise and controlled dispensing of dielectric compounds during maintenance and repair operations. Installed at the junction between the nozzle and the spraying equipment, it maintains a stable electrical connection while allowing for smooth fluid flow. Its design accommodates the unique demands of high-voltage environments, ensuring safety and operational continuity. In this sector, the part is often found in automated coating systems used for insulating high-voltage components, such as circuit breakers and switchgear. It plays a vital role in maintaining the integrity of insulation layers, supporting the long-term reliability of electrical infrastructure. The part is also occasionally used in adjacent sectors like renewable energy installations, where it facilitates the maintenance of power conversion systems.