Battery Sizing Scenarios

Key Considerations:

• • Typical: $1,000-1,500/year
• • BYD HVM or similar
• • Backup for essentials

Key Considerations:

• • Tesla Powerwall or similar
• • Off-peak EV charging
• • VPP participation

Key Considerations:

• • Larger capacity needed
• • Full home backup
• • Heat pump integration

Key Considerations:

• • Timer optimization
• • Summer peak shaving
• • Higher self-consumption

Key Considerations:

• • Typical: $600-900/year
• • Right-sized for lower usage
• • WA rebate optimised

Key Considerations:

• • AC-coupled option
• • No panel changes needed
• • Capture wasted exports

Key Considerations:

• • Fast switchover backup
• • All-day coverage
• • Storm season peace of mind

Key Considerations:

• • Peak shaving savings
• • Business-critical backup
• • Faster payback

Key Considerations:

• • Pre-wire during first-fix
• • Optimised roof design
• • Roll into mortgage

Key Considerations:

• • Summer peak coverage
• • STC taper deadline critical
• • High self-consumption

Key Considerations:

• • Start with 5 kWh
• • Interest-free loan eligible
• • Expand when budget allows