Use the table below to get an idea of the size of a system that will be suitable for your household.
System Size (kWp) | Couple 1 1-2 |
Young Family 2 2-3 |
Family 3 3-4 or home all day. Small split air con |
Family 4 + Pool or home office full aircon |
Energy Generated per year (kWhr) Approx. | Savings in your Electricity bill* per year |
1.0 | 1,300 | $500 | ||||
1.5 | 2,200 | $750 | ||||
2 | 2,900 | $1,000 | ||||
3 | 4,000 | $1,500 | ||||
5 | 7,250 | $2,550 | ||||
6 | 8,750 | $3,000 | ||||
10 | 14,500 | $5,000 |
* Based on average electricity cost of $0.35 cents / kWHr, 5.1hr sun per day.
1 Typical working couple with usual home appliances not air conditioning.
2 Typical family 1-2 young children with usual home appliances not air conditioning.
3 Typical family 3-4 children, light air conditioning use.
4 Typically large family or heavy users with air conditioning or swimming pool.