Pure Sine Wave DC to AC off Grid 48V Solar Power Inverter

ModelRS 1000RS 2000RS 3000RS 4000RS 5000RS 6000Rated Power1000W2000W3000W4000W5000W6000WINPUVoltage100/110/120Vac; 220/230/240VacSelectable Voltage RangeWide Range :75vac - 138Vac ;155Vac - 275Vac (for home appliances)Narrow Range: 82Vac-138Vac;165Vac-275Vac (for personal computer)Frequency40-70Hz(50HZ/60Hz) 100/110/120Vac(+5V);220/230/240Vac(+-10V)OUTPUTAC Voltage Regulation(Batt. Mode)Vout ±10VSurge Power2000VA4000VA9000VA12000VA15000VA18000VAEfficiency(Peak)88%91%Transfer Time