Only looking at 600W. 600W Solar Micro Inverter 110V. Only looking at 800W. 800W Solar Micro Inverter 110V. Number of Input M-C-4 Connector. 120VAC:6A 230VAC:3. Default Output Voltage Range. 1 20VAC:80V-1 60V 230VAC:180V-270V. Default Output Frequency Range. 50Hz:48Hz-51 Hz 60Hz:58Hz- 61 Hz. Maximum Units per Branch. 120VAC:3units 230VAC: 6units. Operating Ambient Temperature Range. Max Current of AC Bus Cable. Natural Convection- No Fans. High Frequency Transformers, Galvanically Isolated. Equipment ground is provided by the PE in the AC cable. No additional ground is required. Solated Island Protection, Voltage Protection, Frequency Protection, Temperature Protection, Current Protection, etc. EN IEC61000-3-2:2019+A1:2021, EN 61000-3-3:2013+A 1 :2019+A2:2021, EN IEC55014-2:2021, EN IEC55014- 2:202.