wickedpete66 said:whats up dez, I have that ballast from md hydro in a 400 wt. they are made in canada and are pretty quiet for a cheap ballast. the only con about that setup is the lampcord is prewired into the socket it is held there by a thick heavy plastic grommet to get the cord out so you can pass it throught he cab you have to remove this grommet, its a pain in the ass but its pretty sturdy so it doesnt break just spray some silicone on it before you pry it out