Solar battery autonomy & rainy-day calculator

Battery Battery capacity (Ah) Battery voltage (V) Battery type Custom depth of discharge (%) Coldest night-time temperature

Load per night LED power (W) Hours at 100% Hours dimmed Dimmed level (%)

Recharging Solar panel (Wp) Peak sun hours, sunny day Rainy-day yield (% of sunny) Controller

Site Longest rainy spell (days)

Result

How this was calculated

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Free tool by BlueGreen OE — street, solar and industrial LED lighting manufacturer. More tools