PFO 400 Watt Dual Metal Halide Ballast for a 250 W Dual

[Hitsnorth]

I want to downgrade to 250's so Im looking for someone who wants to upgrade to 400's. Ballast is in great condition. This is the link: http://www.marinedepot.com/md_viewItem.asp?idproduct=PF1812

Im looking for:
http://www.marinedepot.com/md_viewItem.asp?idproduct=PF1612

 

[reefman]

y u down grading?

 

[Hitsnorth]

I had them for a 110 tall. The 400 is overkill and im trying to reduce the amount of electricity I use on the tank.