A powerful, complete 15kW off-grid solar kit for home and small commercial applications. This system includes 600W high-efficiency Mono PERC solar panels, a 102. 4V LiFePO4 lithium battery with 30kWh capacity, a hybrid inverter with 100A MPPT charge controller, and all mounting. . 15kW solar systems are solar installations rated at 15,000 watts of peak capacity. This level of solar power generation is substantial: on sunny days it can typically produce roughly 60–75 kilowatt-hours (kWh) of electricity, often exceeding a typical home's usage (about 30 kWh per day). A 15kW. . An off-grid solar system's size depends on factors such as your daily energy consumption, local sunlight availability, chosen equipment, the appliances that you're trying to run, and system configuration. In case of any discrepancy in the product description, please refer to the actual product. Here is a detailed interpretation of how to customize the configuration of a 15KW off-grid solar system.