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Choosing the Right Battery Size for 6.6kW Solar Systems with Powerwall
When planning solar battery storage for a 6.6kW system, the first question homeowners ask is: "Will a single Powerwall be enough?" Well, let's cut through the marketing hype. A typical 6.6kW solar array generates 26-32kWh daily in sunny regions – enough to power most households. But here's the catch: the Tesla Powerwall 2 stores just 13.5kWh. Do the math and you'll see it's kind of like trying to catch rainwater with a teacup during monsoon season.
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