i am your guide to solar finance

Finance options

You now have a choice of finance and purchasing options to buy solar, including familiar forms of finance and more specialised solar options. Learn about the different options available and how to compare them so you can choose the best option for you. Click on the product name for an explanation of key issues and an example of how this option could work.

  Up front purchase (cash) Interest free loan Loan - secured Personal loan - unsecured Power Purchase Agreement (PPA) 'Solar Lease' Home loan Credit Card
Owner Homeowner Homeowner Homeowner Homeowner PPA provider Homeowner Homeowner
Available through solar PV retailer Yes Yes Yes Yes Yes No No
Repayment type N/A Fixed Fixed/variable w/ interest rate Fixed/variable w/ interest rate Varies based on solar PV energy produced Variable with interest rate Variable with interest rate
Performance guarantees No No No No Yes No No
Contract length 0 years 1 to 5 years 1 to 15 years 1 to 7 years 7 to 20 years 20 to 30 years N/A
Interest rates 0% 0% 7 to 14% 12 to 18% 11 to 14% (1) 4 to 6% 12 to 18%

(1) 11 to 14% effective interest rate. PPAs are billed per unit of energy produced ($/kWh)
  Owner Available through solar PV retailer Repayment type Performance guarantees Contract length Interest rates
Up front purchase (cash) Homeowner Yes N/A No 0 years 0%
Interest free loan Homeowner Yes Fixed No 1 to 5 years 0%
Loan - secured Homeowner Yes Fixed/variable with interest rate No 1 to 15 years 7 to 14%
Personal loan - unsecured Homeowner Yes Fixed/variable with interest rate No 1 to 7 years 12 to 18%
Power Purchase Agreement (PPA) 'Solar Lease' PPA provider Yes Varies based on solar PV energy produced Yes 7 to 20 years 11 to 14%(1)
Home loan Homeowner No Variable with interest rate No 20 to 30 years 4 to 6%
Credit Card Homeowner No Variable with interest rate No N/A 12 to 18%

(1) effective interest rate. PPAs are billed per unit of energy produced ($/kWh)

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Page last updated: 18 December 2015