Just an FYI, this unit goes for $219.99 + $13 shipping @ marine depot.
http://www.marinedepot.com/ps_ViewItem~action~view~idProduct~PF1612~idCategory~FILTACBAMHTFMBFA~category~Assembled-Magnetic-250_Watt-Metal_Halide-Ballasts-Accessories-Lighting-Saltwater_Aquarium_Supplies~vendor~.html