Solar PV Sizing Calculator

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End-User License Agreement

PhHomeSolarCalculator · Vibe Coded by Engr. R.M. Denaga · Last updated August 2026

1. Acceptance of Terms

By opening, viewing, or using this calculator ("the Tool"), you agree to be bound by this End-User License Agreement ("EULA"). If you do not agree, do not use the Tool.

2. License Grant

You are granted a free, non-exclusive, non-transferable, revocable license to use this Tool for personal, educational, or internal professional reference purposes. You may not resell, sublicense, or represent this Tool as your own original work.

3. Not Professional Engineering Advice

This Tool performs illustrative calculations based on the standard load-analysis → panel → inverter → battery → charge-controller sizing method taught in TESDA's Photovoltaic Systems Design and Installation curriculum, and references general PEC 2017 ampacity and breaker tables. Its output is for preliminary estimation and training purposes only.

4. No Warranty

The Tool is provided "AS IS" and "AS AVAILABLE," without warranty of any kind, express or implied.

5. Limitation of Liability

To the fullest extent permitted by law, Engr. R.M. Denaga and PhHomeSolarCalculator shall not be liable for any direct, indirect, incidental, special, or consequential damages.

6. Data & Privacy

All calculations run locally in your browser. This Tool does not transmit, store, or collect the values you enter on any server.

7. Intellectual Property

The design, layout, and code of this Tool are the property of Engr. R.M. Denaga / PhHomeSolarCalculator.

8. Changes to This Agreement

This EULA may be updated at any time without prior notice.

9. Governing Law

This Agreement is governed by the laws of the Republic of the Philippines.