The picture of the light is not a Coralife Aqualight Pro. The 48" pro has only 2 96w pc bulbs, and only has 3 moonlights.
http://www.drsfostersmith.com/produc...3&pcatid=12113
The fixture that you posted looks more like this one.
http://www.ebay.ca/itm/48-760-Watt-2...item45fead8e88