Tesla Powerwall
The world's most recognised home battery.
Tesla Powerwall 3 is a fully integrated AC- and DC-coupled battery with a built-in 11.5 kW solar hybrid inverter. It delivers whole-home backup, the most polished energy app on the market and a clear upgrade path through stacking and Tesla VPP participation. A standout choice for homeowners who want the best app experience and seamless backup.
- NETCC Approved Seller
- 10,000+ Installs across VIC
- 4.7★ · 300+ Google Reviews
- 10-Year Workmanship Warranty
- 11+ Years in the Industry
- Australian Owned
$750 off per Powerwall 3 — up to $1,500 off when you install two.
Tesla is running a direct manufacturer rebate on Powerwall 3 orders in Australia. Sunline Energy applies it to your quote on top of the federal Cheaper Home Batteries rebate — so your out-of-pocket drops twice.
- Stacks with the federal battery rebate (~$3,000–$3,800)
- Available on single and dual-Powerwall installs
- Locked in at quote — no claim paperwork for you
Indicative. Federal rebate amount depends on install date and battery capacity. Tesla offer subject to Tesla AU terms.
The case for Tesla.
We don't install everything — just the products we believe in. Here's why Tesla Powerwall earned a spot in our line-up.
- 13.5 kWh usable capacity
- 11.5 kW continuous backup — runs aircon and induction cooktops
- Built-in hybrid solar inverter
- Stackable up to 4 units (54 kWh)
- Tesla VPP eligible in VIC
The Tesla Powerwall models we install
Each model below is a current, in-stock product we install across Victoria with full warranty support.
Tesla Powerwall 3
Integrated battery + 11.5 kW hybrid inverter.
- 13.5 kWh usable
- 11.5 kW backup (single phase)
- Stack up to 4 units
- Tesla app & VPP-ready
- Usable capacity
- 13.5 kWh
- Continuous power
- 11.5 kW
- Coupling
- DC + AC (hybrid)
- Backup
- Whole-home (single phase)
- Chemistry
- LFP (lithium iron phosphate)
- Warranty
- 10 years, unlimited cycles
What makes Tesla different
Beyond hardware — the intelligence and safety engineering behind every install.
Tesla Backup Gateway 2 (included)
The brain of every Powerwall install — included with your system.
- Required for whole-home backup with Powerwall 3
- Detects grid outages and switches to battery in under 100 ms
- Built-in revenue-grade energy metering (per-circuit visibility)
- Manages multi-Powerwall stacks (up to 4 units / 54 kWh)
- Cellular + Wi-Fi + Ethernet — pushes live data to the Tesla app
- Coordinates Tesla VPP participation and time-based control
- Outdoor-rated (NEMA 3R / IP54) — wall-mounted indoors or out
Other batteries brands we install
Sigenergy SigenStor
Fully AI-powered modular storage — mix-and-match battery stacks.
View brandSungrow
Modular, scalable storage that pairs perfectly with Sungrow hybrids.
View brandGoodWe Lynx Home
Flexible high-voltage modular storage for GoodWe hybrids.
View brandGoodWe ESA
GoodWe's all-in-one residential battery system.
View brandReady to install Tesla Powerwall?
Get a free, tailored quote for a Tesla Powerwall system properly designed for your home.