Marine Depot is a good site with high quality products. I didn't see any info but the best fixtures will have more plugs, this lets you have better control over the photoperiod and when certain lights come on and off.
12 bulbs (6 on each side), individualls curved reflector, LEDs
AquaticLife T5 HO 6-Lamp Light Fixture w/ Lunar LEDs
8 bulbs (4 on each side), LEDs, (I don't think this one is individual curved reflectors though, not good)
AquaticLife T5 HO 4-Lamp Light Fixtures w/ Lunar LEDs