Why solar systems are growing

The average size of Australian solar systems has steadily grown even though feed-in tariffs have been cut back. What's behind this trend - is it the emergence of a commercial market or something else?

A few weeks ago Climate Spectator noted how average solar system sizes installed in Australia have been steadily growing and now stand at 4 kilowatts.  At the time we were a touch puzzled by what might be behind this trend and whether it might signal greater prevalence of larger installations on commercial business rooftops. New data released by Sunwiz’s Warwick Johnston, derived from his Insights solar market data analysis tool, has provided some greater clarity.  Below are some of Johnston’s observations.



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