Tesla Powerwall 3 Expansion Pack in Ballarat
Tesla Powerwall 3 Expansion Pack Now Available in Ballarat
If you already have a Tesla Powerwall 3 and want even more stored solar energy for night-time use or blackout protection, the Tesla Powerwall 3 Expansion Pack is now available through Ballarat Solar Panels. This upgrade allows homeowners and businesses across Ballarat to boost battery capacity without purchasing a full second system.
The Tesla Powerwall 3 Expansion Pack is an add-on battery module that connects directly to your existing Powerwall 3. Instead of installing another complete Powerwall (including inverter and control electronics), the Expansion Pack simply increases your usable storage capacity.
Why Ballarat Homeowners Are Choosing the Powerwall 3 Expansion Pack
The Tesla Powerwall 3 Expansion Pack adds an extra 13.5kWh of usable battery storage to your existing Powerwall 3 system. For homes and businesses across Ballarat, this means more stored solar power at night, lower electricity bills, and greater protection during outages.
Key Benefits
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Lower Cost Storage Upgrade
Increase your battery capacity without paying for another full Powerwall and inverter. -
Plug-In, Seamless Expansion
Connects directly to your existing Powerwall 3 and works instantly with the Tesla app. -
Rebate-Friendly
Expected to be eligible under the Cheaper Home Batteries Program, which helps reduce upfront costs. -
Scalable for Future Needs
Add up to three Expansion Packs for up to 40.5kWh total storage — perfect for EV charging or larger homes.
Powerwall 3 Expansion Pack Installation in Ballarat: What to Expect
When you choose Ballarat Solar Panels, your Tesla Powerwall 3 Expansion Pack is installed by authorised and experienced battery technicians. We review your existing system, confirm compatibility, recommend the right expansion size, and ensure everything meets Australian electrical and safety standards.
Why Choose Ballarat Solar Panels?
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Authorised Tesla Installers
Trained to install and expand Tesla Powerwall systems correctly and safely. -
Local Knowledge
Based in Ballarat — we understand the region’s climate, grid conditions, and energy usage patterns. -
Complete Energy Solutions
Solar panels, batteries, EV chargers, and ongoing service — all from one trusted local provider. -
Trusted Across the Region
Helping homeowners across Ballarat, Daylesford, Creswick, Buninyong and the Central Highlands maximise their solar savings.
Tesla Powerwall 3 Expansion Pack Specs
- Nominal Battery Energy
13.5 kWh - Operating Temperature
–20°C to 50°C - Operating Humidity (RH)
Up to 100%, condensing - Environment
Indoor and outdoor rated - Enclosure Rating
NEMA 3R - Ingress Rating
IP67 - Dimensions
1105 x 609 x 168 mm - Total Weight of Wall-Mounted Unit (includes cover and bracket)
118.5 kg - Stacking Capability (Floor Mount Only)
Up to (3) Expansion units behind a Powerwall 3 - Compatibility with Other Systems
Only compatible with Powerwall 3
Ready to Add Battery Storage in Ballarat?
Make the most of your solar system with reliable, rebate-ready battery storage—backed by local experts who understand energy needs across Ballarat and regional Victoria.
Get in touch with Ballarat Solar Panels for a free quote and find out how much you could save with a battery system built for your home, your usage, and the new Federal Battery Rebate.