Solar Costing

Free comparison

What can this site return?

Pin the place, say what you can use — roof, land, fence, budget — then see the options ranked on 10-year NPV. Results stay in this tab. Comparative estimate — not a quote, not financial advice.

Tester packs (QA)

Click a site, then flip aspect or rural mounts. Townhouse and suburban stay grid-tied.

1. Location
Address, GPS, or drop a pin. Sun and the typical tariff come from here.

Pin: Sydney · 33.8700°S 151.2100°E. Click the globe control to switch map / globe.

Sun / weather:loading PVGIS typical year…

Typical tariff:Typical Ausgrid ToU (peak 4–8pm weekdays), vintage 2026-08. Not your plan.

2. Limitations
Tick what you can use. The engine fills that space, then respects a budget if you set one. Comparative estimate, not a quote.

Ranked on 10-year NPV for these limits. Results stay in this tab.

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