EMA series EMA series F type    
Enermax Server Power EMA series Enermax Server Power EMA series F type    
Mini-Redundant 1+1
EMA2V4550, 550W
EMA2V4500, 500W
EMA2V4460, 460W
EMA2V4400, 400W
Mini-Redundant (Front AC input type) 1+1
EMA2V4550F, 550W
EMA2V4500F, 500W
EMA2V4460F, 460W
EMA2V4400F, 400W