Solar system replacement
Ensure your home continues to enjoy clean, efficient power with our professional solar system replacement services in Perth.
Southside Solar and Electrical specialise in helping homeowners replace solar panels and perform a full solar panel upgrade, delivering long‑term savings and peak performance.


Signs You Should Replace Your Solar Panels
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Energy output has decreased significantly
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Frequent inverter or panel warnings
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Warranty—10+ years old panels
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Visible damage (cracks, delamination)
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Rising electricity bills despite no change in usage
Key Benefits of a Solar Panel Upgrade
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Increased energy output: Modern panels deliver up to 20% more efficiency.
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Lower electricity costs: Produce more power, import less from the grid.
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Enhanced property value: A recent upgrade adds appeal to your home.
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Improved reliability: New warranties, better components and safer systems.
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Eco-friendly impact: Greater renewable energy generation reduces carbon footprint.
Our Solar System Replacement Process
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Free initial consultation
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Site assessment
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Performance review of existing system
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Discussion on needs: capacity increase, higher efficiency, warranty
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Custom proposal & quotation
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System sizing for current & future use
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Comparison of standard vs premium panels
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Transparent pricing with no hidden costs
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Scheduling & approvals
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Handle grid-connection paperwork (Western Power, relevant rebates)
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Secure necessary permits
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De‑installation of old system
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Safe removal of panels and inverter
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Responsible recycling of materials
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Installation of new system
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Fit new solar panels, inverter & optimisers
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Professional wiring & compliance testing
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Site clean‑up
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Testing & commissioning
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System performance validation
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Monitoring setup & homeowner hand‑over
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After‑sales service & maintenance
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Provide warranty documents & manuals
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Annual check‑ups available
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24/7 monitoring support
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Additional Services
FAQs – Solar Panel Replacement in Perth
Q: How long does replacement take?
A: Typically 1–2 days, including de‑installation and re‑installation. Additional time may be needed for permits and grid approvals.
Q: Can I upgrade part of my system?
A: Yes. We can match new panels with existing ones or install a completely new system for optimal compatibility and performance.
Q: Are rebates still available?
A: Yes. Homeowners may qualify for Small-scale Technology Certificates (STCs) and other incentives. We’ll handle the paperwork.
Q: What warranties do you provide?
A: Each installation includes a 25‑year panel performance guarantee, 10‑year manufacturer warranty, and a 5‑year workmanship warranty on installation.
Customer Testimonials
“We had our solar panels installed by Southside Solar and Electrical and we couldn’t be happier. They were efficient and careful with their installation and took the time to explain the how it all worked.”
“The team at Southside Solar and Electrical completed the whole solar installation process for us from beginning to end. From design and application to installing the system and after sales care. Calvin and his team were professional, informative and friendly.”
“Our inverter stopped working and Calvin came out to promptly to assess it. He then helped us with writing reports for insurance. He made it a quick process for a new inverter to be installed and the system to be producing power for us again”
Get a Free Quote Today
Ready to enhance your solar power output? Contact us now for a free, no‑obligation quote tailored to your home and renewable energy goals.
Call us today or enquire online to schedule your inspection or cleaning.