RECREEN 19″ 48v 100Ah OR 50Ah Rack-Mount Li-Ion Battery 3U LiFePo4 lithium battery is made of prismatic lithium iron phosphate cells. This cell is widly apply to Residential Energy Storage or Computer Data Rom stand-by power. This LiFePo4 rack mount system supports to expand capacity in the same voltage platform through multiple cabinets in parallel, applied to microgrid energy storage, photovoltaic energy storage.