Electrical and building services
Connection and connection technology/insulating material
battery
Energy distribution systems/switchgear
Grounding
Installation material communication networks DNT/FNT
Installation switch programs/plugs and sockets
Cable support systems
Communication technology/components and systems
Measuring and testing equipment
Room heating/air conditioning units/plant and system technology
Extension cable (SCHUKO/Euro)
Installation material
Hot water devices
Tools (pressing/cutting/stripping)
