How to Shortlist Batteries
A practical framework for narrowing down your battery options in Perth, WA.
Check the Clean Energy Council approved battery list
Required for DEBS export rates and Battery Rewards VPP
Verify your installer is accredited for the specific brand
Consider DC-coupled or all-in-one systems for maximum efficiency
AC-coupled batteries work with any existing inverter
Enphase batteries integrate seamlessly with Enphase microinverters
Covers evening usage for low-consumption households (15-20 kWh/day)
Typical family home with evening + morning coverage (20-30 kWh/day)
High usage homes, pools, EVs, or backup requirements (30+ kWh/day)
A battery that's too large won't cycle fully, reducing lifespan and ROI. Use our calculator to find the optimal size for your usage pattern.
Tesla Powerwall 3, Fronius Reserva, Alpha ESS - can power entire home during outages
Most batteries - requires separate backup panel for essential circuits only
Some DC-coupled systems - battery only works when grid is available
Most warranties specify total energy throughput (e.g., 37.8 MWh). Calculate if this matches your expected daily cycling over the warranty period.
Typically 60-70% at end of warranty. Higher retention means better long-term value.
Check if the brand has Australian service centers and parts availability in WA.