Battery with Backup Supply Installation (Retrofit)
Practical renewable energy technology that reduces costs and helps the environment
Battery with Backup Supply Installation (Retrofit)
Power Your Home with the Sun
Already have solar panels? Upgrade your existing solar system with a Battery Storage and Backup Supply to take full control of your energy and stay powered during grid outages.
At GigaWatt Energy, we specialise in retrofitting battery systems to existing solar PV setups, adding backup protection for essential circuits in your home.
Benefits
- Store excess solar energy for evening use
- Stay powered during blackouts with automatic backup
- Reduce electricity bills and grid reliance
- Get smart app monitoring to track performance in real-time
What's Included in Our Retrofit Installation
Transform your home into an energy-efficient powerhouse with GigaWatt’s Residential Solar Panel Installation. Our expertly crafted solutions are tailored to meet your home’s unique energy requirements, ensuring maximum savings and seamless integration with your property. With GigaWatt, you can reduce energy bills, increase your home’s value, and take a significant step toward a more sustainable future.
Our panels are designed for durability and efficiency, providing reliable performance for decades. Backed by eco-friendly technology and a professional installation process, we make transitioning to solar simple and stress-free. Plus, with government incentives and tax credits available, there’s never been a better time to invest in clean energy for your home.
Champion Award
Electrical Business FInalist 2025
Compatibility Check
We assess your existing inverter, switchboard, and solar system size to recommend the right battery solution.
Battery System Installation
We install premium, CEC-approved batteries such as Alpha ESS, Goodwe, Sungrow, Sungrow and Tesla Powerwall 3, sized from 10kWh to 50kWh.
Backup Circuit Setup
We configure a dedicated backup supply to keep key appliances running during blackouts—fridge, lights, Wi-Fi, etc.
Switchboard Upgrade (if required)
We ensure your switchboard is compliant and has enough space for the new battery and backup switches.
Why Choose GigaWatt Energy?
At GigaWatt Energy, we specialise in the professional installation of Tier 1 Solar Panels to help you reduce electricity bills and take control of your energy future. Whether it’s a residential rooftop or small business, we tailor each solar panel installation to suit your property, energy usage, and budget.
Area We Serve
From our base in Merrifield, Mickleham, we retrofit battery and backup systems across Melbourne’s Northern & Western Suburbs.
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Over 1200+ successful solar panel installations across Melbourne.
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Based in Merrifield, Mickleham, serving all of Northern & Western suburbs.
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End-to-end service—from proposal to inspection and grid connection.
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Honest advice, clear communication, and no hidden costs.