HPM PE170/10 PE Cell, Daylight Switch, Light Sensitive Switch, Sunset Switch, Weatherproof, IP56, Surface Mount, 240V 10A, 3 Wire, Grey with Opal Cover

The HPM Weatherproof Photo Electric Switch has a light sensitivie controller which will automatically turn the light on at dusk and off at daybreak, assisting in increasing security and also reducing elecricity charges. It has a time delay circuit so that it is not affected by a sudden or brief change in light level caused by intermittent cloud cover, reflections, vehicular lights or lighting. It is suitable for control switching of incandescent or fluorescent lamps.