Solar System Sizing Calculator

Plan preliminary solar array, battery, and inverter sizes from household loads, autonomy goals, and off-grid design assumptions.

Default sizing example

  • Daily load: 3.23 kWh/day
  • PV array: 1,140 W, or 3 x 400 W panels
  • Nominal battery: 8.08 kWh with 48 V bank assumptions

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