As Australia continues its transition toward renewable energy, solar battery storage is becoming an essential part of any efficient solar power system. Among the most popular and reliable battery storage solutions available in Australia is the Alpha ESS 13.3kWh battery. If you’re considering investing in solar energy or upgrading your current system, understanding the Alpha ESS 13.3kWh battery price in Australia and how it fits into your energy needs is crucial. At Australian Design Solar, we make it simple, affordable, and efficient to go green with powerful solutions like the Alpha ESS battery.
In this blog post, we’ll cover:
- What is the Alpha ESS 13.3kWh Battery?
- Benefits of the Alpha ESS 13.3kWh Battery
- Average Price of the Alpha ESS 13.3kWh in Australia
- Installation Costs and Inclusions
- Why Choose Australian Design Solar?
- Government Rebates and Incentives
- Is the Alpha ESS Battery Right for You?
- How to Get Started
What is the Alpha ESS 13.3kWh Battery?
The Alpha ESS 13.3kWh SMILE5 battery is a high-capacity, lithium iron phosphate (LiFePO4) battery designed for residential and small commercial solar applications. Manufactured by Alpha ESS, a global leader in energy storage, the SMILE5 is known for its reliability, efficiency, and smart features. This system integrates a hybrid inverter and offers seamless backup during blackouts, making it ideal for Australian households seeking energy independence and security.
Key Features:
- 13.3kWh usable capacity
- High round-trip efficiency of over 90%
- Long lifespan (up to 10,000 cycles)
- Modular design (expandable with additional units)
- Backup power capabilities
- Remote monitoring through a smart app
Benefits of the Alpha ESS 13.3kWh Battery
1. Energy Independence
With rising electricity prices in Australia, reducing reliance on the grid is more important than ever. The Alpha ESS 13.3kWh battery allows you to store excess solar energy generated during the day and use it at night or during outages.
2. Maximise Solar Usage
Rather than exporting surplus solar energy back to the grid for a small feed-in tariff, you can use it when it’s most needed. This increases your return on investment (ROI) and reduces your energy bills significantly.
3. Reliable Backup Power
During blackouts or grid failures, the Alpha ESS SMILE5 ensures your essential appliances continue to function. This is especially useful in regions with unstable electricity supply or frequent storms.
4. Future-Proof Your Home
Battery storage is the future of sustainable living. Installing a 13.3kWh battery system now ensures your home is ready for upcoming innovations like electric vehicle (EV) integration or virtual power plant (VPP) participation.
5. Long-Term Savings
Though the upfront cost is an investment, the long-term energy bill savings, combined with government rebates, make this battery system a financially savvy decision.
Average Price of the Alpha ESS 13.3kWh Battery in Australia
One of the most common questions we receive at Australian Design Solar is: “What’s the price of the Alpha ESS 13.3kWh battery in Australia?”
As of 2025, the average cost of a fully installed Alpha ESS 13.3kWh battery in Australia ranges from $11,000 to $13,500, depending on:
- Site-specific installation requirements
- Integration with new or existing solar systems
- Inclusion of a hybrid inverter
- Available government rebates or VPP participation
At Australian Design Solar, we offer competitive packages and flexible payment plans tailored to your budget, with no hidden fees.
Our Packages Include:
- Alpha ESS SMILE5 13.3kWh battery system
- Compatible hybrid inverter
- Full installation by Clean Energy Council (CEC) accredited installers
- Smart monitoring setup
- Grid connection application
- Ongoing support and warranty coverage
Installation Costs and Inclusions
Installing a solar battery isn’t just about plugging it in. It requires expert design, compatibility checks, and safety compliance. Our Alpha ESS 13.3kWh battery installation includes:
- Site inspection and system design
- System installation and commissioning
- Compliance with Australian Standards
- Battery performance monitoring setup
- Connection to the grid (if applicable)
- All safety and certification documentation
We ensure your system runs smoothly and efficiently from day one.
Why Choose Australian Design Solar?
We’re not just another solar retailer. Australian Design Solar is committed to delivering reliable, high-performance energy solutions to homes and businesses across Sydney and beyond.
Why we’re trusted:
- CEC-accredited solar installers
- Top-tier battery brands like Alpha ESS
- End-to-end project management
- Affordable pricing with no compromise on quality
- Positive customer reviews and strong local reputation
- Ongoing maintenance and support
Whether you’re a homeowner wanting to cut electricity bills or a business looking to reduce carbon footprint, our team will recommend the best 13.3kWh solar battery package for your needs.
Government Rebates and Incentives
The Australian government, along with state-based programs, offers various incentives to help reduce the cost of solar battery systems like the Alpha ESS 13.3kWh.
Key Programs:
- NSW Empowering Homes Program (interest-free loans for battery storage)
- South Australia’s Home Battery Scheme
- Victorian Solar Battery Rebate
- STCs (Small-scale Technology Certificates) — still applicable when installed with solar panels
- Virtual Power Plant (VPP) Programs — Get paid to share your stored energy with the grid
Australian Design Solar helps customers identify and apply for all relevant rebates to lower the upfront cost of their Alpha ESS battery installation.
Is the Alpha ESS Battery Right for You?
Choosing the right battery depends on your energy consumption habits, solar generation capacity, and long-term goals.
You may benefit from the Alpha ESS 13.3kWh battery if:
- You have a 6.6kW or 10kW solar system and generate excess power
- You experience frequent power outages
- You want to reduce energy bills and improve self-consumption
- You’re planning to future-proof your home with EVs or home automation
- You’re interested in energy trading or VPPs
With over 13kWh of usable storage, this system can cover most evening and night-time electricity needs, making it ideal for families and medium-sized homes.
Real-World Example: Savings Breakdown
Let’s consider a typical household in Sydney with a 10kW solar system and the Alpha ESS 13.3kWh battery.
Monthly Breakdown:
- Solar generation: ~40 kWh/day
- Household usage: ~30 kWh/day
- Without battery: Only 50–60% of solar used
- With battery: 85–95% solar usage
Savings:
- Annual electricity bill without battery: ~$2,400
- With battery: ~$600–$800
- Annual savings: ~$1,600–$1,800
Over the 10+ year lifespan, the system pays for itself and offers energy security.
How to Get Started
Thinking of buying an Alpha ESS 13.3kWh battery in Australia? The process is simple with Australian Design Solar.
Step-by-Step:
- Request a Free Quote — Contact us online or call for a customised proposal.
- Site Assessment — We inspect your property to ensure optimal system design.
- Design and Approval — We handle the engineering, grid applications, and paperwork.
- Installation — Our CEC-accredited installers complete the work quickly and safely.
- Monitoring Setup — Track your battery performance in real time.
- Support — Enjoy peace of mind with our customer service and warranty.
Final Thoughts
Investing in an Alpha ESS 13.3kWh battery is a smart move for Australians looking to make the most of their solar energy system. With a growing emphasis on sustainability, energy independence, and long-term cost savings, this battery ticks all the boxes. It offers high capacity, impressive efficiency, and dependable backup, all backed by the team at Australian Design Solar.
Whether you’re upgrading your current system or starting fresh, we’re here to guide you with expert advice, transparent pricing, and premium-quality installations.
Get a Free Quote Today!
Ready to maximise your solar investment with the Alpha ESS 13.3kWh battery?
Contact Australian Design Solar now for a free consultation and discover how we can help you achieve energy independence in 2025.
📞 Call us or 📩 send an enquiry through our website to get started.
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