Product Description Wholesale Price Home Use Growatt SPF 6000 ES Plus Growatt 3KW 6KW 12KW Off Grid Solar Energy System Inverter Product Parameter Model NO. SPF 6000 ES Plus Battery Voltage 48VDC Battery Type Lithium/Lead-acid Inverter Output Rated Power 6000VA/6000W Parallel Capability 6 units maximum AC Voltage Regulation(Battery Mode) 230VAC ± 5% @ 50/60Hz Surge Power 12000VA Efficiency (Peak) 93% Waveform Pure sine wave Transfer Time 10ms typical,20ms Max Solar Charger