Use our Home Energy Cost Calculator to estimate what solar panels, a home battery, a heat pump hot water system or an EV charger could cost for your home. Enter your postcode, household size and preferred system quality, and we’ll suggest system sizes and apply the federal STC discounts and state rebates available in your area. You can also compare installing in 2026 or 2027 to see how much the rebates drop.
Free estimate · Updated October 2026
Enter your postcode and pick the systems you're after. We'll size them for your household and apply current federal STC discounts and the main state rebates.
In Australia, where abundant sunshine is practically a way of life, harnessing solar power is a no-brainer. But while solar panels are a great start, pairing them with a solar battery system takes your energy independence to the next level. Here’s why you should seriously consider investing in a solar battery:
1. Energy independence
With a solar battery, you’re not at the mercy of fluctuating energy prices or grid outages. You can store excess solar energy generated during the day and use it when the sun goes down or during peak demand periods. This means greater control over your energy usage and significant savings on your electricity bills.
2. Environmental impact
Reducing your reliance on traditional energy sources like coal and gas not only slashes your carbon footprint but also contributes to a cleaner, greener future for Australia. By storing your own solar energy, you’re directly reducing the demand for fossil fuels and helping combat climate change.
3. Increased reliability
Australia’s vast landscape and extreme weather conditions can sometimes lead to power outages. A solar battery provides a reliable backup power source, ensuring that essential appliances and devices remain operational even during blackouts. This reliability can be particularly crucial for those living in remote areas or regions prone to severe weather events.
4. Government incentives
The Australian government offers various incentives, rebates, and feed-in tariffs to encourage the adoption of renewable energy technologies, including solar batteries. By investing in a solar battery system, you may be eligible for financial incentives that can further offset the initial cost and accelerate your return on investment.
Maximising your solar investment starts with understanding available incentives and rebates. The STC rebate calculator helps homeowners and businesses estimate their Small-scale Technology Certificates (STCs), reducing upfront solar costs.
5. Future-proofing your home
As energy prices continue to rise and environmental concerns mount, investing in solar and storage technologies is a smart long-term strategy. By integrating a solar battery into your home energy system now, you’re future-proofing your property against escalating energy costs and positioning yourself to thrive in a sustainable energy landscape.
