low frequency inverter
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Growatt Off Grid Inverter SPF 4-12KT HVM
Battery Voltage 48V Waveform Pure sine wave Nominal Output Voltage 220/230/240Vac Output Frequency 50Hz/60Hz +/-0.3 Hz Power Factor 1.0 MPPT Range @ Operating Voltage 60~145VDC Protection Degree IP20 Dimensions (W/H/D) 360/540/218mm Net Weight (Solar CHG) kg 45