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  1. General Electrical Discussion
    Hi folks! I bought these 3 things: • Leviton 8806 Bayonet Base, keyless, HID, Glazed Porcelain Lampholder • Fulham WH2-120-C Workhorse Adaptable Ballast • Philips 327817 35-watt T15 SOX35 Low Pressure Sodium HID Light Bulb But I don’t know a ton about electricity or LPS bulbs but I need to...
  2. Commercial Electrical Forum
    Hello fellow sparkys, I am currently having trouble with some mr16 gu7 base type halogens in a commercial building. The transformer is 12v and fed with 277v. Lamp wattage is 50w. Also they are a halo recessed can style fixture that has a bracket that holds the socket up inside the fixture. I...
  3. Lighting Design
    I have several 2x4 troffers lighting up 4 4ft T12 lamps (2 lamps per ballast). The lamps were recently changed to T10's since they have more lumens and the T12 ballast will still run them properly. There wasn't the need for 4 lamps anymore and now we only run 2 lamps and the other lamp holders...
1-3 of 3 Results