Cotek 2000W Pure Sine Inverter SP-2000 Pure sine wave output Power ON / OFF remote control (Green Terminal) Input & output fully isolation Temperature & load controlled cooling fan User friendly interface Output frequency 50/60 Hz selectable by DIP switch Output voltage DIP switch selectable Power saving mode by variable resister 3-color LED status indicators Input protection:Reverse Polarity (Fuse) / Under Voltage / Over Voltage Output protection:Short Circuit / Overload / Over Temperature AC Output Voltage 120V Rated Power 2000W (VA) Surge Power < 3500W (VA) Output Waveform Pure Sine Wave Frequency 50/60 Hz ± 0.5% (Dip switch selectable) DC Input Voltage 12V; 24V; 48V DC Input Voltage Range 10.5~16.5VDC; 21~33VDC; 42~66VDC Efficiency 92%; 93%; 94%; 94%; 94%; 95% Operating Temperature -20~40 C Storage Temperature -30~70 C Safety cULus Dimension 248x83x442 mm Weight 5.3 kg