The thirteen strings and fourteen strings are basically 48 volts, and the thirteen strings use 54.
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A 72V 20Ah lithium battery typically consists of 24 cells connected in series, assuming each cell has a nominal voltage of 3. 2 volts (common for lithium iron phosphate, LiFePO4).
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To create a 72V system, you typically need around 20 batteries connected in series, assuming each lithium-ion battery has a nominal voltage of about 3. Depending on your application and desired capacity, additional batteries may be required for parallel.
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LG Energy Solution has increased the battery sizes and is currently developing the 46-series battery. The 46-series offers 46 mm in diameter and a wide range of height (80 mm – 120 mm), further expanding the application of cylindrical batteries.
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