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    About Us, a Semmer Lighting company, offers a comprehensive inventory of specialty and general light bulbs. A customer service staff of trained lighting specialists can help locate virtually any light bulb to meet your needs.

    With over 80 years experience in the lighting industry and over 1 million bulbs in stock and ready for same-day shipping, you can count on Topbulb for all your light bulb needs. We provide bulbs used in healthcare, education, scientific, military, stage/studiophotography, retail display, audio visual, building maintenance, and consumer applications.

    If you can't find what you need on our site, call us toll free at 800.867.2852 and one of our lighting specialists will be happy to locate your bulb.

    At Topbulb our customers always come first and we guarantee your satisfaction 100%.