Solar savings calculatorEstimate what your
Estimate what your
roof could save.
Adjust the figures to reflect your household. The calculator provides an indicative starting point before a technical survey and tailored system design.
Your assumptions
Build your estimate
Use a recent annual statement where possible.
Enter your current import unit rate, excluding standing charge.
Final system size depends on roof space and technical design.
Include battery storageAssumes greater use of solar energy within the home.
Turn the estimate into a property-specific plan.
Send the assumptions to Zeco. We’ll review the property details and explain the survey and design needed for a formal quotation.
Important assumptions
This calculator is an illustrative planning tool, not a quotation, guarantee or financial recommendation. Actual generation, self-consumption, export payments, energy prices, equipment cost, shading, roof orientation, system losses, degradation and household behaviour vary. Simple payback excludes finance costs, maintenance, replacement costs, inflation and future tariff changes. A survey and tailored design are required.