For switching and dimming 2 independent consumers. With trailing edge. Double button for incandescent lamps, 230 V halogen lamps and low-voltage halogen lamps with electronic transformers. Compatible with the control elements 6545-xxx. Without cover, without central plate. Outputs: 2 independent dimming channels. Nominal power: 40-315 W/VA per channel. Not suitable for package and toroidal core transformers. For electronic transformers, take ~5% transformer losses into account. Only in conjunction with commercially available flush-mounted device boxes in accordance with DIN 49073, install or Busch-Jaeger item no. 3040 flush-mounted box for masonry, 3050 flush-mounted box for hollow walls or 3060 flush-mounted box for concrete)