How to use the online calculator:
You will need:
- Define the requirement for the system: I.e Off-grid, Grid-tied savings, Grid-tied savings with backup battery, Backup battery only
- Select the system type in the first grey dropdown selection box
- We recommend 12 months of electricity usage data (Units / kWh) in order to enter the minimum, maximum values
- For each month, take the total number of kWh/units utilised and devide by the number of days to obtain the average value per day for each month
- The lowest value as minimum, highest value as maximum and the sum of values divided by the number of month as the average value
- Enter the required values in the green text boxes
- Ensure you select the correct finance options for personal or business
If you are unsure of your energy requirements click here to use our home energy calculator.