Plug in Compact Fluorescents have a non-integrated ballast, which means they are used in sockets with specific ballasts wired to the leads. Most lighting fixtures with a plug-in compact fluorescent light bulb are specifically wired to use a particular wattage bulb. Inter-changeability within wattages (5-9W) (13-26W) (18-42W) is generally not appropriate. Brand are generally interchangeable These type bulbs come in many different color temperatures depending on the manufacturer.
Block Lighting is in business to provide our customers with not only the products they need but also with the expertise today lighting environment demands. Our complete line if light bulbs includes, Compact Fluorescents, Halogens, Metal Halides, High Pressure Sodiums, Linear Fluorescents, Incandescents, and LEDs. Anything we left out... we also sell. Call us if you have questions: 800-237-9500