Battery sizing is an evening-and-overnight question, not a rebate question. The usage bands most Victorian homes fall into, and the traps worth avoiding.
What size home battery do you actually need?
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Solar News
Solar & Battery Guides
Rebate changes, solar and battery guides, and what they actually mean for a Victorian home.
Articles
Is a solar battery worth it in Victoria in 2026?
Feed-in tariffs have fallen to near zero while the federal battery discount is at its 2026 peak. The honest arithmetic, including when the answer is no.
Single phase or three phase — and why it decides your system
One look at your switchboard decides which inverters and batteries your home can take. How to tell what you have, and what it changes.
A short history of solar power — and Australia’s outsized part in it
From an 1839 lab curiosity to four million Australian rooftops — and the Sydney research group whose cell design ended up in most of the world’s panels.
What rooftop solar actually does for the environment
Lifecycle emissions, energy payback, and what a rooftop system genuinely offsets — the honest numbers, caveats included.
What happens to old solar panels in Australia?
Panels can’t go to landfill in Victoria, most of a module is recoverable by weight, and a national recycling scheme is taking shape. Where it all stands.
Why Australia leads the world in rooftop solar
Four million systems, 25 GW of capacity — more than the coal fleet — and more than one in three homes. How it happened, and what follows it.
How home batteries help the grid — and what a VPP actually is
The federal battery program requires VPP-capable batteries. What that means, what joining a virtual power plant involves, and what stays in your control.
Charging an EV from your rooftop
An EV adds a hot-water-system’s worth of daily demand. When solar can cover it, how charger scheduling works, and how batteries and phases fit in.
Categories
Latest articles
Why a bigger battery doesn’t mean a bigger rebate
The federal battery discount is front-loaded to the first 14 kWh. Here is the arithmetic, certificate counts by battery size, and what it means for choosing capacity.
Australia’s energy transition in 2026: where it’s actually up to
Renewables and storage supplied more than half the national grid for a full quarter for the first time. The numbers behind the milestone, and what they mean at home.
Victoria scrapped the minimum feed-in tariff. Now what?
Since 1 July 2025 there is no minimum feed-in tariff in Victoria — retailers set their own, floored at zero. What exports are worth now, and where the value went.
Not sure what applies to you?
Take two minutes with the eligibility check and our team will tell you which programs apply at your address — including when the answer is none of them.
Eligibility check
Want to know what applies to your property?
Reading about the programs is one thing. Take two minutes with the eligibility check and our team will tell you which ones apply to your address — including when the answer is none of them.