efa - The Trade Fair for Electrical Engineering, Building Systems, Light and Energy presents products and services in categories such as:
- Lighting
- Building installations and systems technology
- Heating, air conditioning, ventilation
- Electromobility
- Automation systems
- Energy engineering
- Safety and security systems
- Transmitter and receiver technology, broadband technology and networks
- Components, assemblies, transformers, drive systems
- Measuring and testing devices, measurement systems, sensors
- Tools, operating, storage and assembly equipment
- Information technology, communications, office equipment
- Services
- Facility management
- Education and training
efa - The Trade Fair for Electrical Engineering, Building Systems, Light and Energy brings together attendees from:
- Industry, industrial processors
- Handcrafts
- Architects, planners, engineers
- Industrial electricians
- Real estate industry
- Building operators / owners
- Public utilities and supply companies
- Commerce
- Public authorities, agencies, federal ministries