Idec jumbo dome beacon hw1p 5q4x hw1p 5q7x series idec hw1p 5q7r the idec hw1p 5q7r is a red jumbo dome pilot light that will produce a prominent visibility from a distance and from any of the sides this dome pilot light is supplied with incandescent type lamps rated at 24v acdc and with a lens diameter of 66mm and a lens height of 505mm this light would be hard for anyone to miss this pilot light can also be used as a muting light for safety curtains and for many more special applica