If you have been putting off a home battery, 2026 is the year the maths finally works in your favour — but the window on the biggest savings is closing a little every year. Here is how the rebates actually work in NSW, in plain English.
The federal discount: biggest now, smaller every year
The federal Cheaper Home Batteries Program gives you a significant upfront discount on the installed cost of a home battery. It works through Small-scale Technology Certificates (STCs) — your installer claims them and takes the value straight off your invoice, so there is no paperwork on your end.
The key detail most people miss: the discount rate steps down every year. The same battery installed next year gets less support than it does today. Waiting costs real money.
The NSW layer: PDRS incentives
On top of the federal program, NSW runs the Peak Demand Reduction Scheme (PDRS). It offers additional incentives for installing a battery, with a bonus if you connect it to a Virtual Power Plant (VPP) — which lets your battery earn its keep by supporting the grid at peak times.
Yes, they stack
This is the part that surprises almost everyone we talk to: eligible NSW households can combine the federal discount and the NSW incentives on the same installation. The combined saving on a properly sized system is substantial — and because the federal side shrinks annually, the stack is at its best right now.
Not just for houses
Rebates are not limited to a standard suburban home. Depending on your setup, batteries for caravans, tiny homes, house boats and commercial premises can also qualify. We are off-grid specialists, so unusual dwellings are our home turf — if your situation is not textbook, that is exactly when to ask us.
What your actual number looks like
The exact figure depends on your battery size, your location, your energy profile and which incentives you qualify for. That is why we do a free rebate check: tell us a little about your place and your power bill, and we come back with your eligibility and a realistic savings estimate — no obligation, no pushy sales calls.
WISE Energy designs and assembles battery systems at our facility in Unanderra, in the Illawarra — including the SolarStore50, our flagship 51.2kWh system with integrated fire suppression. Call us on 1300 368 331.