Complete breakdown of solar costs in Australia — labour vs materials, job size tiers, what drives prices up or down, and city-by-city comparison.
Solar installation labour costs $800–$2,000 for a standard residential system. The installer must hold both an electrical licence and CEC accreditation.
Solar panels, inverter, mounting hardware, and cabling. Panel and inverter quality has the biggest impact on system performance and longevity.
Includes grid connection application, metering, and compliance documentation. Network connection fees vary by state and retailer.
Get quotes in winter when solar installers are less busy and more competitive.
Compare the cost per watt ($/W) across quotes — it's the best apples-to-apples comparison.
Check if your state has additional rebates on top of the federal STC scheme.
Ask about the warranty on panels (25 years), inverter (10 years), and workmanship (5 years).
Consider a larger system now — adding panels later costs more than installing them upfront.
Installer not CEC-accredited (you won't get government rebates)
No product warranty documentation provided
Panels or inverter not from a recognised brand
Significantly cheaper than all other quotes
Pressure to sign immediately to "lock in the rebate"
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Suburb-specific cost estimates adjusted for local market rates.
Should you DIY solar or hire a pro? Task-by-task breakdown with cost comparisons.
Solar DIY vs Pro GuidePost your job free and compare quotes from verified local tradies. No obligation, no spam.