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Rooftop solar quotation calculator

Build a preliminary solar price from system size, equipment, installation and margin.

Your inputs

Starting values are examples, not recommended rates.

Currency label (no conversion)Proposed size (kW)Equipment cost per kWInstallation costOther costsTarget gross margin (%)Tax rate (%) — confirm applicability

Your estimate

Estimated project cost: 240,000USD
Pre-tax quotation: 282,352.94USD
Tax: 0USD
Indicative total: 282,352.94USD

Indicative quotation only. Requires site survey, roof/structural and electrical assessment, component specification and verified local tax/subsidy rules. No generation guarantee.

How this tool works

Cost = kW × equipment cost per kW + installation + other costs. Pre-tax price = cost / (1 − target gross margin). Tax applies to that price.

What should I check before using the result?

Indicative quotation only. Requires site survey, roof/structural and electrical assessment, component specification and verified local tax/subsidy rules. No generation guarantee.