All Power Supply RD2824 2800 Watt- 24V Inverter - 80 Amp PFC Charger Input battery voltage range 18 - 32 VDC. Nominal AC output voltage 120 VAC. Output frequency and accuracy 60 Hz 0.005%. 1 msec surge current (amps AC) 100. 100 msec surge current (amps AC) 60.