Last updated: July 2026
The short version
These tools are free to use for planning your own WLED installation. Results are estimates, not professional electrical advice. Use common sense and consult a qualified electrician for mains-powered or permanent installs.
By accessing or using WLED System Architect (this website), you agree to be bound by these Terms & Conditions. If you do not agree, please do not use this site. We may update these terms from time to time; continued use after changes constitutes acceptance of the revised terms.
All calculators, guides, and reference material on this site are provided free of charge for personal and professional planning purposes. You are free to use the results to plan your own WLED LED installations. You may not scrape, republish, or resell the tools or their underlying content without permission.
The calculators on this site provide estimates based on manufacturer specifications and general electrical formulas. They are planning aids, not a substitute for the judgment of a qualified electrician. See our Disclaimer for full details on the limits of this guidance, especially for mains-powered or permanent installations.
This site links to third-party retailers, the official WLED documentation, and community resources such as Discord. We are not responsible for the content, accuracy, or availability of external sites. Some links are affiliate links, meaning we may earn a small commission on qualifying purchases at no extra cost to you.
This site and its tools are provided "as is" without warranties of any kind, express or implied. We do not guarantee that calculations are error-free or suitable for every situation. To the fullest extent permitted by law, WLED System Architect is not liable for any damages, equipment loss, or injury arising from use of this site's calculators, guides, or recommendations.
You agree not to use automated tools to scrape or bulk-download site content, attempt to reverse-engineer the calculators' underlying formulas for resale, interfere with site security, or use the site for any unlawful purpose. Traffic patterns that abuse the free tools, such as automated bulk requests, may be rate-limited or blocked.
This site is intended for general audiences planning LED lighting projects. If you are working on an installation as a minor, please involve a parent, guardian, or qualified adult, particularly for any step involving mains electricity or soldering.
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