Savings
Drag the sliders, watch the payback move
The same maths we use on a first phone call, with Nelson sun figures. An estimate, not a quote. A real quote comes after we have stood on your roof.
Which way does the roof face
When are you home
Add a battery
You are out all day, so most of what you make gets exported cheaply. A battery changes that, but read the note when you switch it on.
Estimate
9.3 years
to pay the system off
Now$280
With solar$137
Average monthly bill across a full year
- System cost, installed
- $15,930
- Saved in year one
- $1,714
- Saved over 25 years
- $42,859
- Exported to the grid
- 5,442 units a year
Assumes 2,050 sun hours, 31c a unit buying, 12.5c exporting and no price rises. Your retailer's export rate moves this more than anything else.