Power-one uhf digital digital series series online ups systems systems employ include a novel igbt transistortisedtransistorized inverter with advancedsuperior high frequency technique, sustainingmaintaining pure and preciseaccurate sine wave output even under heavy load steps. The uhf digital series online ups systemssystem is designed fabricated with advancedsophisticated microprocessor control and conservative components selection adding up toensuring supremeultimate reliabilityconsistency. The power-one uhf digital series online ups systemssystem features incorporate a full online configuration providing allowing total complete galvanic isolation from mains under operations with the uninterruptedcontinuous transfer by full rated static switch module for online transfers. Power-one uhf digital series online ups systemsuhf digital series offer provide the best efficiency available in the market up to 91% depending uponbased on the output rating, not influencedaffected by non-linear loads, saving in terms of direct energy consumption and indirect costs. The uhf digital series online ups systems include the following featuresfeatures: range 1 to 20kva; sleek, low footprint and user friendlyeasy to use; advancedsophisticated dsp based design; true sine wave double conversion online topology; high efficiency & input power factor above 0.95; true sine wave double conversion online topology; wide input voltage range; rs232 communication port and inbuilt snmp slot; enhancedbetter protection against lightning surges and line disturbances etc.; typically ideally suitable for servers, computer work stations, network equipments, telecom and medical equipments.