Powerbox makes one of the highest-quality H.I.D. lighting controllers available. 240 volt power installations are no longer difficult. Powerbox products make utilizing 240 volt power for your hydroponic setup easy and efficient. Simply install the required outlet, plug in your Powerbox, and you are ready to grow! 240 volt timed power has never been easier, safer, or more efficient to install. DPC-7500 (right) 240 volt H.I.D. lighting controller, available in 30A capacity. Plug & Play, digital timer, trigger cord, six 240 volt outlets - 4 timed and 2 constant, switchable to 6 timed.