Quote:
Originally Posted by fencer
t5HO 6 x 54 = 324 watts is not > 250 watt MH in power consumption.
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You also have to factor in that the ballast also draws watts on both MH and flourescent adding to your total wattage. So trying to compare the two stright across cant be done.
Also you would have to factor in that ballasts are not 100% efficiant.