Online Solar System Calculator

This calculator will give you an estimated system size to use when shopping for Solar Power kits.

  1. Add your appliance and the number of hours it is used in a day
  2. Select if you want the appliance to have battery backup
  3. Take note of the output below to see if the kit will work for your setup
Your usage

24 hour

Per month

Per year

System size

Inverter size




Email us your system size

We will also send you a copy

    Note: All figures are rounded up to give systems a buffer in case of unexpected surges or extra appliances.

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