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Warwick Johnston

Bigger batteries, better value: How the federal subsidy is reshaping the home storage market

June 25, 2025 by Warwick Johnston Leave a Comment

Image supplied, Empower Energy

Australia’s federal battery rebate is sparking a market transformation, reshaping both what customers buy and how much they spend.

Filed Under: Battery/Storage

Should rooftop solar retailers sell air source heat pumps too?

June 13, 2023 by Warwick Johnston Leave a Comment

Image Credit: Solar Flow

Air source heat pumps are starting to eat the lunch of rooftop solar. The retailers that manage to sell and install both will come out on top.

Filed Under: Electrification, Solar

Rooftop solar hits record high during Covid-19… but what’s happening with leads and sales?

May 11, 2020 by Warwick Johnston Leave a Comment

warranty Q Cells rooftop solar house sydney - optimised
Image: Q Cells
warranty Q Cells rooftop solar house sydney - optimised

As Covid-19 restrictions begin to be eased around Australia, SunWiz takes an in-depth look at the data to reveal what’s happening in the market.

Filed Under: News

What does 10GW of rooftop solar power look like?

January 15, 2020 by Warwick Johnston Leave a Comment

Australia’s rooftop solar capacity is soaring, and is showing no signs of slowing down.

Filed Under: Solar

Changes to Victoria solar rebate brings relief – but (how long) will it last?

August 30, 2019 by Warwick Johnston 1 Comment

After months of uncertainty, it looks like Victoria’s solar industry can finally breathe a collective sigh of relief.

Filed Under: Solar

What’s going on with Victoria solar? A correction, and an update, on market data

August 15, 2019 by Warwick Johnston Leave a Comment

We correct a mistake made on July data for rooftop solar installations in Victoria – but note that the state's residential PV rebate is still having a troubling impact on the market.

We correct a mistake made on July data for rooftop solar installations in Victoria – but note that the state’s residential PV rebate is still having a troubling impact on the market.

Filed Under: Policy, Solar

Residential revival: How home solar broke records in 2018

February 14, 2019 by Warwick Johnston Leave a Comment

Just when you thought Australia’s residential market had peaked, 2018 delivered a record year of installs, with a big boost from the Victoria Solar Homes rebate.

Filed Under: Solar

Why we should thank John Howard for starting the rooftop solar boom

December 3, 2018 by Warwick Johnston 16 Comments

Thanks to the actions of millions of Australian households, the process of modernising our grid is well underway, and households are collectively saving billions of dollars off their electricity bill.

Filed Under: Solar

The solar market consolidation that never happened

January 31, 2018 by Warwick Johnston Leave a Comment

Remember the predictions that the solar market would consolidate from 4000 businesses to four or forty major solar companies serving the Australian market? The opposite happened.

Filed Under: Solar

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RSS Energy News from Renew Economy

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