Premium Brands We Install
FOXESS
GOODWE
Comprehensive Energy Solutions
Residential Solar
Arrays sized to the roof and the tariff, providing maximum efficiency for your home.
Explore Panels
Solar Batteries
10–30 kWh energy storage to keep the evening peak off the grid and defend against blackouts.
Explore Batteries
Commercial Solar
More Sun. Less Grid. More Control.
From small businesses to large commercial sites, every system is designed around your energy usage, site and goals by our solar expert.
Get a Commercial QuoteThe sun powers more than your home.
Your EV can be part of your home energy system too.
Sunstack’s smart EV charging solutions connect your solar, battery and vehicle to help you make better use of the energy you already generate.
15+
Years Exp.
4.9
Star Rating
We Don’t Just Install Solar. We Build Better Energy Systems.
Quality energy solutions, professionally installed and built for Australian homes and businesses.
At Sunstack, we believe going solar should be simple. From choosing the right system to installation, rebates and ongoing support, we help you make a confident switch to smarter energy.
SAA-Accredited Installers
Your system is designed and installed by appropriately accredited professionals who work to Australian standards and industry requirements.
Approved Quality Products
We use eligible products from the relevant Clean Energy Council approved product lists, helping ensure your system meets the requirements for applicable programs and rebates.
Backed by Manufacturer Warranties
Quality solar panels, inverters and batteries backed by manufacturer warranties — plus your rights under Australian Consumer Law.
Help With Rebates & Incentives
We help you understand and access eligible government incentives, including the Small-scale Renewable Energy Scheme (SRES) and the federal Cheaper Home Batteries Program, where applicable.
Designed Around Your Energy
We don’t simply sell a package. We consider your property, energy consumption, future needs and budget to recommend a system that makes sense for you.
Support Beyond Installation
From your first consultation to installation, commissioning and after-sales support, we’re here for the long run
Not Just Solar. The Right Energy Solution.
Quality products. Accredited installation. Transparent pricing. Genuine support.
For your home. For your business. For your future.
Solar + Battery Systems
Smart energy, built around you.
6.6 kW
Solar + Battery System
Perfect for small to medium homes.
- Premium Tier-1 panels
- 5kW inverter
- FoxESS or GoodWe battery
- Smart monitoring
- Fully installed & commissioned
- Installation within 2 weeks*
$5,299
13.2 kW
Solar + Battery System
For larger homes, pools & EV owners.
- Premium Tier-1 panels
- 10kW 3-phase inverter
- FoxESS or GoodWe battery
- Smart monitoring
- Fully installed & commissioned
- Installation within 2 weeks*
$7,799
15 kW
Solar + Battery System
For high-energy homes & small businesses.
- Premium Tier-1 panels
- 15kW 3-phase inverter
- FoxESS or GoodWe battery
- Smart monitoring
- Fully installed & commissioned
- Installation within 2 weeks*
$9,299
30 kW
Solar + Battery System
For businesses & high-energy properties.
- Premium Tier-1 panels
- 30kW 3-phase inverter
- FoxESS or GoodWe battery
- Smart monitoring
- Fully installed & commissioned
- Installation within 2 weeks*
$17,499
Choose Your Battery
Select your preferred battery when requesting a quote.
FoxESS Storage
Starting from $3799 scalable upto 51kw
- FoxESS battery technology
- Hybrid inverter included*
- Smart energy monitoring
- 10-year battery warranty*
- Expandable storage options
- Professionally installed
GoodWe Storage
Fully installed
Starting from $6,490
- GoodWe battery technology
- LFP battery chemistry
- Smart energy monitoring
- Scalable storage
- 10-year battery warranty*
- Solar + battery integration
- Installed by accredited professionals
Panels, Inverters & Batteries Brands We Carry
What Our Clients Say
"Evening peak used to be the bill. Now the house doesn’t notice it. Highly recommend SunStack to anyone!"
David M.
Byron Bay · 15 kWh Battery"One day on site. The switchboard looks like it was always there. The team was incredibly professional."
Elena & Tom K.
Mornington · 10 kW Solar"Cold-chain stayed up through a substation trip. Complete grid independence achieved. 10/10."
Dr. Cameron S.
New Farm · 30 kWh StackSolar Insights & Updates
The Real Reason Your Solar Investment Isn't Working (And How to Fix It)
Read More
Are Solar Batteries Worth It in 2026? A Complete Financial Guide
Read MoreGet Your Free Solar Quote Today
No pushy sales calls. Just an honest obligation-free qoute from our Solar Experts within 24 Hours.
Request Your Free Quote
Fill in your details and our team will be in touch within 24 hours
Your data is safe with us. We never sell your information.
