Yes, they do.! All fluorescent T5 grow lights require a ballast, and they usually come with one. A ballast regulates the flow of electricity through the lamp to make sure it operates safely. Without a ballast, your grow light will blow out immediately.
You can buy replacement fluorescent T5 ballasts to get your grow lights running again. The majority of these ballasts are for the average home grower, so they are available in 120V. Nevertheless, we also offer ballasts for commercial growers.
Having trouble figuring out which ballast is best for you? The experts at Groindoor.com can answer your questions and provide you with a quote. Here at Groindoor.com. we strive to be a one stop shop for all your gardening needs and also have some fantastic pricing packages for commercial growers to help maximize your profits, so please email or call us at 866 GRO INDR