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mercury vapor

  1. Mercury Vapor Bulb types/ballasts

    Electrical
    I have a very old mercury vapor bulb that finally burnt out after at least 20 years. I'm having quite the time replacing it. I took the bulb to Home Depot to find a replacement. I found two, but I can't figure out which of the two I need. Both are Philips brand. - The first is a 250w that fits...
  2. Metal Halide vs Mercury Vapor

    Electrical
    I am looking to put up a street/area light on my property and need a little help choosing the right one for me. I have narrowed it down to two lights. 1- 150 watt pulse start Metal Halide light 2- 175 watt Mercury Vapor light Of these two lights, which one would be brighter and light up more...
  3. Can I install a self-ballasted CFL bulb into a ballasted fixture?

    Electrical
    I have a 20-40 year old Mercury Vapor light fixture in my yard above the stairs that lead up to my house. It was non-functioning when I moved in. If I had to guess, based on it's appearance I would say that it is a 175Watt fixture. I can hear that the dusk to dawn feature is still working...
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