How much does a Tesla Powerwall 3 cost installed in Perth?

A Tesla Powerwall 3 costs from $11,990 fully installed in Perth after the federal Cheaper Home Batteries discount (2026 pricing). Pairing it with new solar panels at the same time usually reduces combined install costs.

Can the Powerwall 3 power my whole house in a blackout?

Yes — with 11kW continuous output, Powerwall 3 backs up an entire typical Perth home including air-conditioning. Switchover is automatic and takes a fraction of a second.

Tesla Powerwall 3

$11,990fully installed, after federal battery discount

The third-generation Powerwall integrates a full solar inverter, making it the cleanest single-unit solar + storage solution on the market. PSW Energy is one of WA's few Tesla Premium Certified installers.

Why Perth homes choose it

Integrated 11kW solar inverter — panels connect directly
Whole-home backup with seamless switchover
Tesla app — the benchmark for monitoring
Installed by a Tesla Premium Certified team (4 consecutive years)

Specifications

Usable capacity: 13.5 kWh
Continuous power: 11.04 kW
Coupling: hybrid
Expandable: Single unit
Blackout backup: Yes
VPP ready: Yes
Warranty: 10 years

4.9★ Google rating

650+ verified reviews

4x SunWiz 2026 awards

#1 Local Solar Hero, Perth South West

Tesla Premium Certified

4 consecutive years

15-year workmanship warranty

In-house teams, never subcontractors