4KW 24V Hybrid Solar Inverter Off-Grid 120VAC 140A MPPT + Free 100W Solar Panel

PV charging current 140A. Q7: What kind of battery can be connected to this 4KW inverter?. Inverter mode. Mains or generator: Connected at the AC input, to power the load while charging the battery. A: The inverter can be connected to the utility grid and can use grid power, but it can’t feed power to the grid because this is an off-grid inverter.