Terms of Service

Please read these terms carefully before using our wire size calculator and related services.

Last Updated: 9/17/2025

Effective Date: 9/17/2025

Location: Shenzhen, China

CRITICAL SAFETY DISCLAIMER

This calculator provides theoretical calculations for reference only and is not professional electrical engineering advice. All electrical installations must comply with local codes and National Electrical Code (NEC). Always consult licensed professional electricians for installation and design work. Users assume all risks and responsibilities for using this tool.

1. Acceptance of Terms

By accessing and using wiresizecalculator.org (the "Service"), you accept and agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, please do not use our Service.

1.1 Eligibility

  • You must be at least 18 years old or have parental consent
  • You must be legally capable of entering into binding contracts
  • You agree to provide accurate information when using our services

2. Description of Service

Wire Size Calculator provides:

  • Online wire sizing calculations based on electrical parameters
  • Educational content about electrical engineering and NEC standards
  • Reference materials for electrical professionals and students
  • Tools for voltage drop and ampacity calculations

2.1 Service Availability

We strive to maintain service availability but cannot guarantee uninterrupted access. The Service may be temporarily unavailable due to maintenance, updates, or technical issues.

3. User Responsibilities and Restrictions

3.1 Acceptable Use

You agree to use our Service only for lawful purposes and in accordance with these Terms. You agree NOT to:

  • Use the Service for any illegal or unauthorized purpose
  • Violate any applicable laws or regulations
  • Attempt to gain unauthorized access to our systems
  • Distribute malware or conduct any security attacks
  • Use automated systems to scrape or extract data
  • Misrepresent your identity or affiliation
  • Interfere with other users' access to the Service

3.2 Professional Responsibility

If you are using our Service in a professional capacity, you acknowledge that:

  • You are responsible for verifying all calculations independently
  • You must comply with all applicable electrical codes and regulations
  • Professional licensing requirements apply to electrical work
  • Local codes may differ from NEC standards referenced in our calculations

4. Intellectual Property

4.1 Our Content

All content on this website, including but not limited to:

  • Text, graphics, logos, and images
  • Software code and calculation algorithms
  • Design elements and user interface
  • Educational materials and guides

are owned by Wire Size Calculator or our licensors and are protected by copyright and other intellectual property laws.

4.2 Limited License

We grant you a limited, non-exclusive, non-transferable license to access and use our Service for personal or professional use, subject to these Terms.

5. Disclaimers and Limitations

5.1 Educational Purpose Only

Our Service is provided for educational and reference purposes only. We do not provide professional electrical engineering advice, design services, or installation guidance.

5.2 Accuracy Disclaimer

While we strive for accuracy, we make no warranties regarding the correctness, completeness, or reliability of our calculations or content. Electrical codes and standards may change, and local requirements may differ.

5.3 No Warranty

THE SERVICE IS PROVIDED "AS IS" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

6. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, WIRE SIZE CALCULATOR SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING WITHOUT LIMITATION:

  • Property damage or personal injury
  • Electrical system failures or fires
  • Code violations or inspection failures
  • Loss of profits or business interruption
  • Data loss or system downtime

OUR TOTAL LIABILITY SHALL NOT EXCEED $100 USD.

7. Indemnification

You agree to indemnify and hold harmless Wire Size Calculator, its owners, employees, and affiliates from any claims, damages, losses, or expenses arising from:

  • Your use of our Service
  • Your violation of these Terms
  • Your electrical installations or designs
  • Any third-party claims related to your use of our calculations

8. Privacy and Data Collection

Our collection and use of personal information is governed by our Privacy Policy, which is incorporated into these Terms by reference. We also maintain a Cookie Policy andRefund Policy for your reference.

9. Third-Party Services

Our Service may integrate with third-party services:

  • Google Analytics: Website usage analytics
  • Google AdSense: Advertising services
  • Vercel: Website hosting and deployment

These services have their own terms and privacy policies, which you should review.

10. Modifications to Service and Terms

10.1 Service Changes

We reserve the right to modify, suspend, or discontinue any aspect of our Service at any time without notice.

10.2 Terms Changes

We may update these Terms from time to time. Material changes will be posted on this page with an updated "Last Modified" date. Continued use of the Service after changes constitutes acceptance of the updated Terms.

11. Termination

11.1 Termination by You

You may stop using our Service at any time.

11.2 Termination by Us

We may terminate or restrict your access to our Service immediately and without notice if you:

  • Violate these Terms
  • Use the Service in a harmful manner
  • Engage in illegal activities

12. Governing Law and Jurisdiction

These Terms shall be governed by and construed in accordance with the laws of China. Any disputes arising from these Terms or your use of our Service shall be subject to the exclusive jurisdiction of the courts in Shenzhen, China.

13. Severability

If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions shall continue in full force and effect.

14. Contact Information

If you have questions about these Terms of Service, contact us:

support@wiresizecalculator.org
Location: Shenzhen, China

15. Emergency Electrical Work

🚨 EMERGENCY NOTICE

This Service is not intended for emergency electrical situations. For electrical emergencies, immediately contact:

  • • Your local emergency services
  • • Licensed emergency electrician
  • • Utility company (for service-related issues)

16. Professional Licensing Requirements

Many jurisdictions require licensed electricians for electrical work. Our Service does not replace professional licensing requirements. Always check local regulations and hire licensed professionals when required by law.

Remember

Electrical work can be dangerous and potentially fatal if performed incorrectly. When in doubt, always consult with licensed electrical professionals. Your safety is more important than cost savings.