Yes, you can mix different capacity lithium batteries, whether a normal 12V 100Ah battery or a Lithium server rack battery.
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The energy storage system is essentially a straightforward plug-and-play system which consists of a lithium LiFePO4 battery pack, a lithium solar charge controller, and an inverter for the voltage requested. Price is $387,400 each (for 500KWH Bank) plus freight shipping from China.
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Recent pricing trends show standard industrial systems (1-2MWh) starting at $330,000 and large-scale systems (3-6MWh) from $600,000, with volume discounts available for enterprise orders.
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They integrate lithium-ion or flow battery cells, battery management systems (BMS), and thermal controls to store 200kWh–10MWh of energy.
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