> Solar system saving calculator

This calculator will help you work out if installing a solar panel power system is financially worth the expense or not. It will tell you how long the system takes to break even (the payback period) and how much money you could be saving over its total life. Great for checking a solar quote.

Values for the quoted solar system This is the cost you actually pay after all rebates and RECs
Electricial output of the system given in the quotation.
Usually 20 to 30 years.
Inverter Replacement Figures Cost of replacing and installing new inverter after it fails
How long until an inverter fails (warranty plus half warranty period is typical)
Values for your electrical costs This is shown on your electrical bill
Around 4% is usual
Values for the Feed In Tariff
% Set to 100% if modelling gross Feed in Tariff


years
Model the Opportunity cost of the Capital

The money that you intend to spend on the solar system could be invested instead to provide a return, this allows you to model that return in comparision.

% Return say from a Bank account or bond

   

Email a Friend about this Calculator

Related Articles and Links..

5 star(4.80 out of 5) from 49 ratings. Rate Now!
Stars: 0 1 2 3 4 5 

Comment

Comments left

Add Coment

Got a question or comment about this?

Find what you were looking for?.. Not quite what you expected?.. Got a question to ask people?
Share your thoughts and use the form below to post a public comment right on this page.


Simple HTML is supported i.e <b> <i> etc. Excessive inline URL's, spam, ANY ads or swearing is blocked/removed quickly. youtube URL's get embedded.