Australian buying guide · Home batteries

Best home batteries for blackout protection in Australia

Blackout protection is a property-level electrical design, not a feature unlocked by owning a battery. The inverter, backup gateway, protected circuits and starting loads all decide what remains powered when the grid disappears.

Updated
Reading time
6 minutes
Author
Patryk Lazarz (TechManPat)

Quick recommendations

The shortlist.

Ranked from the current catalogue using this guide's rules.

Best overall match
Hinen A Series

Hinen

A Series

97/100 guide match

Supports a documented whole-home-capable backup architecture

Watch: The broad A Series name covers materially different single-phase, three-phase and AC-coupled products.

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Best value
Tesla Powerwall 3

Tesla

Powerwall 3

97/100 guide match

Supports a documented whole-home-capable backup architecture

Watch: 13.5 kWh increments provide less sizing flexibility than smaller modular batteries.

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Alternative to consider
Anker SOLIX X1

Anker SOLIX

X1

97/100 guide match

Supports a documented whole-home-capable backup architecture

Watch: The complete result depends on Anker controller and Power Dock hardware, not only the battery modules.

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Things to consider

What to check before buying.

01Define essential and whole-home backup

Essential-load backup usually covers lights, refrigeration, internet and selected power points. Whole-home backup can be convenient, but large air-conditioners, ovens, pumps and EV chargers may still need automatic load control.

02Check power as well as energy

Usable kWh determines duration; inverter kW and surge capability determine what can start and run together. Ask the installer for a documented backup power limit, not a vague promise that the battery does backup.

03Plan for a long outage

Solar can refill a battery during an outage only when the system supports backup solar operation. Cloudy weather, minimum reserve and overnight use should be included in the design.

Product comparison

Compare the guide-qualified products.

The match score measures fit against this guide's published rules. It is not a universal product rating.

ProductPriceWarrantyKey specificationsGuide matchActions
HinenA Series$12,75010 years / current Australian terms apply
  • Usable capacity range: 8.087–24.26 kWh
  • Home supply: Single-phase and Three-phase
97/100View productCompare
TeslaPowerwall 3$13,25010 years
  • Usable capacity range: 13.5–54 kWh
  • Home supply: Single-phase
97/100View productCompare
Anker SOLIXX1$13,25010 years / conditions apply
  • Usable capacity range: 5–30 kWh
  • Home supply: Single-phase and Three-phase
97/100View productCompare
SigenergySigenStor$14,50010 years
  • Usable capacity range: 5.2–48 kWh
  • Home supply: Single-phase and Three-phase
97/100View productCompare
AlphaESSSMILE-G3$9,25010 years / conditions apply
  • Usable capacity range: 9.3–57.5 kWh
  • Home supply: Single-phase and Three-phase
80/100View productCompare
SolarEdgeHome Battery 400V$10,75010 years
  • Usable capacity range: 9.7–29.1 kWh
  • Home supply: Single-phase and Three-phase
80/100View productCompare
SungrowSBR096–256$10,75010 years
  • Usable capacity range: 6.4–25.6 kWh
  • Home supply: Single-phase and Three-phase
80/100View productCompare
GrowattAPX HV$11,25010 years
  • Usable capacity range: 4.5–27 kWh
  • Home supply: Single-phase and Three-phase
80/100View productCompare

Frequently asked questions

Quick answers before you compare.

Will every home battery work during a blackout?

No. Some installations are grid-connected only unless a compatible backup gateway and protected-circuit design are added.

Can a battery run ducted air-conditioning?

Sometimes, but the inverter, compressor starting current, phase arrangement and other simultaneous loads must all be checked by the installer.

How much battery reserve should I keep?

There is no universal figure. A higher reserve improves outage readiness but leaves less capacity for daily bill reduction.

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