Battery size
–kWh
Solar and battery calculator
Sick of your power bill? See the solar and battery your home needs
Answer 2 quick questions. We show a suggested size and an estimated bill before and after. No bill to upload.
01Your power bill for a year
Only have a monthly or quarterly bill?
02Is someone home in the day?
Your suggested system
Solar size
–kW of panels
One day with your system
Based on your numbers- 1Solar makes power in the day
- 2The battery stores the spare
- 3Your home runs on it after dark
Your power bills over 10 years
What you could pay the power company if you keep going as you are, and with solar and a battery.
Right now you pay the power company about
– every day
That is – a year.
Total power bills, year by year
Year 0
Keep paying With solar + battery
Keep paying
–
in power bills over 10 years
With solar + battery
–
in power bills over 10 years
You could save about
–
in the first year, – of your bill. About – over ten years, as power prices rise.
Change my numbers
– of the power you use would come from your own system, worked out from its size and your day and night use.
Will your bill rise over the next 10 years?
Based on the average yearly rise in Australian household power prices over the last 20 years (ABS).
Your rates are on your bill. We start with 35 cents per kWh and a supply charge of 142 cents a day.
Want a licensed installer to check this for you?
Add your details. We have filled in what we know. No obligation.
Estimate only, based on the figures you enter and our starting assumptions. The right size depends on your roof direction and shade, the weather, and when you use power. A licensed installer confirms the right size on site.