Battery Systems Every home is different. In some cases, additional works may be required to complete the installation safely and in accordance with Australian Standards.
The items below are not always required , but may apply depending on site conditions.
Electrical & Switchboard Works Item Typical Cost (AUD) Switchboard modification or upgrade $350 – $1,500 Additional circuit protection (RCBOs) $80 – $150 per circuit Essential-loads sub-board $400 – $900 Whole-of-home backup wiring $500 – $1,500 Earthing or MEN correction $150 – $450 Lockable main switch or isolator $120 – $250
Battery Mounting & Fire Safety Item Typical Cost (AUD) Fire-resistant backing board $150 – $350 Battery plinth or raised base $150 – $400 Wall reinforcement $200 – $600 Outdoor / IP-rated enclosure upgrade $300 – $1,000
Cabling & Access Item Typical Cost (AUD) Additional AC or DC cabling $25 – $40 per metre Brick or concrete wall penetration $120 – $300 Second-storey cable routing $150 – $400 Restricted or difficult access $150 – $600
System Integration & Configuration Item Typical Cost (AUD) Existing solar system rewiring $300 – $1,200 Integration with existing inverter $300 – $800 Smart load or hot-water diverter integration $200 – $600 EV charger coordination or load balancing $200 – $500
Travel & Location Item Typical Cost (AUD) Travel outside standard service area $2 – $3 per km Additional site visits $250 – $800 Overnight accommodation At cost
Excluded Works (must be quoted) Item Three-phase or supply upgrades Meter relocation Generator integration Off-grid conversion Asbestos handling Flood or cyclone-rated structural works
