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Home Energy Calculator

Plan solar, batteries, EV charging, heat pumps and energy independence in your browser.

What this page is for

This page introduces the browser-based home energy simulator and points users to the interactive app.

Interactive calculation

The React app provides the interactive wizard, sandbox, local project storage and result views.

Open interactive app View calculators
Note: The content is a non-binding orientation and does not replace professional planning, legal advice or technical review.