Battery Style 48V300Ah 51.2V300Ah 48V400Ah 51.2V400Ah 48V500Ah 51.2V500Ah Nominal Voltage 48.0V 51.2V 48.0V 51.2V 48.0V 51.2V Rated Capacity 300Ah 400Ah 500Ah End-of charge Voltage 54.0V 58.0V 54.0V 58.0V 54.0V 58.0V End-of discharge Voltage 39.0V 40.0V 39.0V 40.0V 39.0V 40.0V Standard Charge Current 100A Max Charge Current 200A Standard Discharge Current 100A Max Discharge Current 200A Max.Peak Current 300A Communication RS …