Choosing the correct solar installer is a step up obtaining a solar system that’s efficient, durable, and compliant with regulations. Here’s what to learn.

✅ Accreditation & Licensing Matters

Your installer must be accredited by Clean Energy Council (CEC) or Solar Accreditation Australia—a mandatory requirement gain access to rebates like Small-scale Technology Certificates (STCs) 

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Additionally, confirm Perth residential solar power panel installation support the appropriate electrical contractor licence for your state 

Solar Choice

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🌟 Reputation, Experience & Reviews

Look for established companies with at least a couple of years operational and a strong local track record 

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Check independent platforms like Google Reviews, SolarQuotes, Trustpilot, or SolarChoice for ratings and verified testimonials 

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Reading 1-star reviews can uncover potential issues such as poor customer service or warranty issues 

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🧾 Quotes: What to Expect

A professional installer should offer on-site consultations and detailed quotes, including:

Proposed system sizing

Estimated generation

List of components by brand

Warranties

Installation planning

A insufficient an intensive site visit or vague quotes may signal quality concerns 

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🔧 Component & Brand Quality

Ask about brands for solar panels and inverters—prefer Tier 1 panels and proven manufacturers with Australian support (e.g. Fronius, SMA, Sungrow, Jinko) 

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Ensure they’re on approved product lists, and appearance if the manufacturer has local warranty support 

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🛠️ Warranties & After-Sales Support

Panel performance warranties: typically 20–25 years

Inverter warranties: 5–10 years (often extendable)

Workmanship warranty: no less than several years, preferably 10

Make sure the installer handles after-sales service and repairs 

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📍 Local Presence & Support

Prefer installers with local offices or technicians. This improves responsiveness and support if problems arise 

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Longevity is essential: firms that go out of business may leave systems unsupported 

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💬 Quotes Comparison & Financing

Obtain quotes from at the very least three suppliers to check system size, quality, and pricing 

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While cheaper options could possibly be tempting, very low‑cost quotes often use substandard products or fly‑by‑night providers 

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Ask about financing options, particularly if you want to include battery storage and other add-ons 

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🧠 Quick Checklist

Criteria What to Look For

Accreditation CEC or Solar Accreditation Australia, electrical licence

Reviews & Experience Strong verified feedback, a long period operating

Site Visit & Quote Detail On-site inspection, clear breakdown

Equipment Brands Tier-1 panels, reputable inverters, local support

Warranties & Support 20 yr panel, 5‑10 yr inverter, 5‑10 yr workmanship

Local After‑Sales Office nearby, tech support available

Multiple Quotes At least 3 quotes for comparison

Financing/Upgrades Battery, EV charger, or future expansion readiness

Final Advice

As highlighted by industry experts like Finn Peacock, stay away from suspiciously cheap deals, especially those bundling free batteries or emphasizing aggressive rebates—these can result in bad quality and unreliable service 

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Take your time, conduct your quest, get multiple quotes, and prioritize sound workmanship and reputable brands on the lowest price.

By this, you’ll invest in a system that’s safe, high-performing, and backed by solid after‑sales care—ensuring long‑term savings and peace of mind.