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What is a ballast?
Posted on December 6, 2011 by Richard.

A lighting ballast is a complex piece of equipment required to control the starting and operating voltages of electrical gas discharge lights. Examples of gas discharge light sources include fluorescent and neon lights and high-intensity discharge (HID) lamps.

There are many different types of ballasts available in today's market so it is recommended that you speak to an expert if you are thinking of replacing a ballast in one of your lighting systems.

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