2-Pin Plug In Compact Fluorescent Light Bulbs - Quad Tube
2-pin plug-in compact fluorescent of the quad tube variation have been used in recessed lighting and a variety of other applications. Sometimes these are also called Dulux D, Biax or PL-C lamps. Compact fluorescent plug-in light bulbs are an energy efficient light source for recessed and various commercial light fixtures. These have a dedicated plug-in base that is operated on a specific ballast for that wattage and size as well as doubled tubes coming from the base. One of the advantages of using these is that you can have a choice of color, a warmer incandescent-like color, the more popular office lighting 4100K color and even 5000K full spectrum.