Battery and plan guides

Plain guides for homes with a battery: your bills, your plan, the battery discount and summer. Each one shows the date we last checked it.

After your battery goes in

Is your battery saving you money? How to tell from your bills
How to compare bills from before and after the battery, and what can muddy the result.
Verified 17 October 2026
Your first bill after the battery: what to check
The lines worth reading, and the surprises that are normal in the first month.
Verified 16 October 2026

Virtual power plants in summer: what to ask before you join
What a virtual power plant (VPP) does with your battery, and what to ask before you join one.
Verified 17 October 2026
Should you switch plans after getting a battery?
What a battery changes, what a bill can and can't show, and how to tell if you should stay.
Verified 16 October 2026
Free midday power with a battery
How free-hours plans work with a battery, the daily limit, and who they suit.
Verified 16 October 2026

The battery discount steps down in stages: which date counts?
The federal discount drops in steps. Which date sets yours, and what to ask your installer.
Verified 17 October 2026
The 1 January 2027 battery rebate change: what it means for your plan
The discount steps down on 1 January 2027. What changes, what doesn't, and what it means for your plan.
Verified 17 October 2026

Will your battery keep the lights on in a summer power cut?
Backup needs the right set-up. What gets power in a cut, and what to ask your installer.
Verified 17 October 2026
Why summer evenings can cost the most, and what a battery does about it
What a battery does in the evening peak, where it runs short, and how to read your summer bill.
Verified 17 October 2026
Going away with solar and a battery: what happens to your bill
What keeps running on your bill while you're away, and what to check before you leave.
Verified 17 October 2026

Looking for your meter data file (NEM12)? See the meter data guides.