Solar
Solar economics, without the sales pitch.
Explore payback, utility-rate assumptions, system-cost context, and the questions to ask before treating a proposal as a financial outcome.
Solar Savings Calculator →Solar payback
A simple payback is after-incentive cost divided by expected annual savings. It is a screening metric, not a guarantee.
Pricing and incentives
System prices, production, financing, utility rules, and incentives are local. Keep every assumption visible.
Guides
Start with the solar payback explainer, then compare proposals using the same inputs.