Heat pumps
Photovoltaic and energy storage systems
Air conditioning and ventilation
Electrical apparatus
Electrotechnics
Home, office and RTV equipments
Cables and wires
Lighting
Energetics
Installation systems
Heating systems
Kitchen and bathroom
External Installations
Tools and OHS
Industry and maintenance
Safety and fire protection
Knob VC.254/40 B-M6
Knob VC.254/40 B-M8
Knob VC.254/40 B-M10
Knob VC.254/50 B-M10
Knob VC.254/50 B-M12
Knob VC.254/60 B-M10
Knob VC.254/60 B-M12
Knob VC.254/60 B-M14
Knob VC.254/70 B-M12
Knob VC.254/70 B-M14
Knob VC.254/85 B-M16