Product characteristics:Leading edge dimmers.Conform to BS EN 60669-2-1.Rotary control dimmer + switch.60-500 W for incandescent and halogen lamps 230 V~.60-200 VA ELV halogen lamps with ferromagnetic transformer and compensator Cat.No 0 401 39.Pearl. Mallia™ - push-buttons, dimmers, automatic switches and other lighting functions - customisable colours.Painted polycarbonate front cover.Compact mechanism for greater wiring space.Supplied with 2 screws M 3.5 for BS boxes.To be equipped with plates.Dim.: 86 x 86 mm.