... less vibration... 6.0Kw Portable Diesel Generator, CE/GS/EPA ApprovedSpecificationsFrequency(Hz):50/60Max.AC output(KW):5.0/6.0Rated ... AC output(KW):4.6/5.2Rated AC Voltage(V): 110 ... ,220,230,240,110/220V,120/240VPower Factor(cosφ ): 1.0Type: Brushless,self-excitation ... /40HQ: 48/96/144 6.0Kw Portable Diesel Generator, CE/GS/EPA Approved