I have (2) A-4 660 Ballasts for Sale. and 4 pairs of endcaps for vho lights. i upgraded my tank to halides....and have no need for these will sell for $150
these ballast are only a year old...If interested let me know....David
The ballast are A-4S they are the same as the ice caps just dont have the ice cap name...they are everywhere the icecaps are sold...and yes it is $150 for both plus shipping..and will throw in the end caps if you need them..David