With glow lamp. Suitable for impuls central plate with actuation button. 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) Control lamp for replacement 8305. Light ring cannot be illuminated.
