Upgradeable design:
You can start with a single inverter and battery unit and expand your system as your needs grow. Each inverter has a power rating of 6 kW and can be paralleled with up to 3 units for a total of 18 kW. Each battery has a capacity of 5 kWh and can be stacked and paralleled with up to 6 units for a total of 30 kWh.