Dimmer insert 40 - 1000 W/VA, flat construction, push-off switch, for incandescent and halogen lamps, 230 V 50 Hz, for low-voltage halogen lamps with conventional transformers 60 - 1000 VA (no toroidal core), for low-voltage halogen lamps with transformers ELSO UNIVERSAL 60 - 1000 VA for motor load 60 - 600 VA neutral conductor required