... of enlarge the capacity, but also permit different power and different times of the UPS could be ... relays, emergency switching device EPO input interface. 7)Low-power dissipation but high-efficiencyTo achieve more than 98% ... power capacitySoftware InterfaceWindows9X,2000,NT,Me,XP,Linux,Novell,Macosx,NT4.0Meantime between failures300,000 HoursotherDustproof and damp-proof, isolating inverter transformer ...