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Various Dimmers including Aurora, Contactum MK Schneider GET Varilight & Zano MK ECHO range of wireless Switches and Dimmers, 1 switch can control up to 30 receivers, no batteries required, operates on your own energy transmitted through the Transmitter in the plate switch
My dimmer makes a loud humming noise when it is switched on? Depending on the brightness setting of the dimmer the power to the lamp may be switched at the peak point in the AC mains supply. This sudden change in voltage can cause magnetic vibration of components within the dimmer and / or lamps and transformers. MK dimmers are designed to minimise this noise however loads up to the maximum rating of the product will accentuate the effect. MK Astral dimmers use newer technology that virtually eliminates available humming