2 articles with this tag
Most Perth solar quotes include a payback period, but the assumptions behind that number are often optimistic. Here's how to calculate your own payback estimate from a quote, using Perth's real tariff rates, and what to watch for when the installer's number looks too good.
Solar payback periods in Perth ads range from '3 years' to '7 years'. The real answer depends on your electricity usage, tariff, solar size, and whether you have a battery. Here are the honest numbers.