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What is a ballast?

A ballast is an electrical device used with fluorescent, high intensity discharge (HID) and sometimes LED lamps to provide the necessary starting and operating power conditions.

For more information on when a LED needs a ballast see our LED wiring options.



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H&H Industries, Inc.
PO Box 735
Elmwood, IL 61529

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Toll Free: 1-800-637-3853

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