NSE AG

Since 1999, NSE AG has been developing and manufacturing protection and control devices for electrical power distribution in medium- and high-voltage networks. Our solutions are used in industrial facilities, distribution networks, traction power systems, and critical infrastructure.

We focus on robust, durable, and easily integrable systems that combine protection, control, and communication in a single platform. Complemented by engineering and service, we support our customers throughout the entire lifecycle of their systems.

Our Core Competencies

Protection and Control Technology

• Development and production of protection and control devices
• Integration of protection functions, field control, and communication (IEC 61850)
• Modular solutions for new and existing installations

Grid Services

• Engineering and project management
• Maintenance and service
• Retrofit of existing installations

Research and Development

• Hardware and software development
• Protection algorithms and grid models
• Specification, verification, and testing

Production

• Assembly of electronic devices for medium- and high-voltage systems
• Manufacturing of electromechanical components
• Control cabinet construction

Development and production take place in Switzerland. Our products stand for long-term operational reliability and a clear philosophy: Pure and Simple Technology.