This 1275Ah @ 100 Hr. rate, 1150Ah @ 20 Hr. rate 2V battery offers high capacity (2.5kWh/cell), great cycle performance and is sealed and maintenance free. With a manageable weight of 123 lbs., they are a module tool to build high capacity 12, 24 and 48V battery banks. The ideal cell for building larger battery banks at larger remote sites or for maintenance-free residential systems. Engineers choose this battery for its high capacity, smaller footprint, excellent cycle life and low temperature performance.