Marxon Stackable Lithium Iron Phosphate (LiFePO4) Centralized Energy Storage Systems is low voltage and offers ease in installation and unmatched performance in the residential energy storage sector. Systems are scalable from 5kWh to 60kWh and can be tailored to meet any power requirement – up to 64 modules can be connected in parallel for a maximum capacity of 320kWh. Each system comes equipped with an integrated inverter and intelligent battery management system (BMS).