The brightness controller (phase section rotary brightness controller) dims the lamps by turning the controller. The dimmer can be switched on or off by pressing the control The following third-party manufacturers are compatible with BUSCH JAEGER Alpha Nea, Reflex SI, Solo, Duro 2000, Balance SI. GIRA area switch, standard 55. JUNG A500, AS500, CD500 and MERTEN system M The dimmer switch is suitable for dimmable LED lamps, incandescent lamps, high-voltage halogen lamps as well as dimmable energy-saving lamps and low-voltage halogen lamps on electronic transformers Load types incandescent lamps 25-300W, LED dimmable 5-100W, NV halogen lamps on transformer 20-300VA. F2AH/250V~ fuse Dimmer nominal voltage 230V~, 50Hz. Delivery includes frame, assembly instructions and adapters for third-party manufacturers. dimensions (LxWxH) 85 x 85 x 60, weight 85g Further information on suitable lamps can be found on this offer page below under “Product Guides and Documents” Note Before replacing the fuse, de-energize the device. Replace a faulty fuse only with a new fuse of the same type and the same values.