Terms of Service
Legal framework governing the use of WireSizes.com professional electrical calculation platform, user responsibilities, and service limitations. Please read carefully before using our services.
Agreement to Terms
By accessing and using WireSizes.com (the "Platform"), you agree to be bound by these Terms of Service and all applicable laws and regulations. If you do not agree with any of these terms, you are prohibited from using or accessing this site.
Important: These terms specifically govern the use of professional electrical calculation tools. Misuse of electrical calculations can result in property damage, injury, or death. Professional verification is required for all electrical work.
Service Description
Platform Overview
WireSizes.com provides professional electrical wire sizing calculators, voltage drop calculators, ampacity tables, and educational resources based on National Electrical Code (NEC) 2023 standards.
- • 30+ Professional calculation tools
- • NEC 2023 compliant algorithms
- • Educational guides and references
- • Professional-grade accuracy standards
- • Authority links to industry standards
Intended Use
Our tools are designed for electrical professionals, engineers, contractors, and students for reference, education, and preliminary calculations only.
- • Reference and educational purposes
- • Preliminary design calculations
- • Professional learning and training
- • Code compliance verification assistance
- • Engineering consultation support
Available Services
Core Calculators
- Wire Size Calculator
- Voltage Drop Calculator
- Ampacity Calculator
- Ground Wire Calculator
- Ohms Law Calculator
Power Conversion Tools
- Watts to Amps Converter
- Amps to Watts Converter
- kW to Amps Calculator
- Kilowatts to Amps Calculator
- Horsepower to Amps Calculator
Equipment Specific Calculators
- AC Wire Size Calculator
- EV Charger Wire Size Calculator
- Hot Tub Wire Size Calculator
- Garage Subpanel Wire Size Calculator
- Pool Pump Calculator
Advanced Calculators
- Three Phase Calculator
- Conduit Fill Calculator
- Electrical Load Calculator
- Service Entrance Calculator
- Motor Circuit Calculator
Educational Resources
- Wire Sizing Guides
- NEC Code References
- Safety Documentation
- Technical Articles
- Industry Standards
User Responsibilities
Professional Verification
Users must verify all calculations with licensed electrical professionals and official NEC tables before implementation.
CRITICAL REQUIREMENT - Failure to comply may result in safety hazards, code violations, or legal liability.
Code Compliance
All electrical work must comply with local electrical codes, regulations, and Authority Having Jurisdiction (AHJ) requirements.
CRITICAL REQUIREMENT - Failure to comply may result in safety hazards, code violations, or legal liability.
Proper Usage
Calculators are for reference and educational purposes only. Users assume full responsibility for application of calculations.
Accurate Input Data
Users must provide accurate input parameters and understand the limitations of each calculation method.
Professional Licensing
Electrical installation work must be performed by appropriately licensed professionals in accordance with local laws.
CRITICAL REQUIREMENT - Failure to comply may result in safety hazards, code violations, or legal liability.
Prohibited Activities
The following activities are strictly prohibited when using WireSizes.com:
Using calculators as sole basis for electrical installations without professional verification
Attempting to reverse engineer or copy proprietary calculation algorithms
Using the platform to violate any local, state, or federal electrical codes
Distributing or reselling calculator results without proper attribution
Automated scraping or data harvesting from the platform
Attempting to overwhelm servers with excessive calculation requests
Using the service for any illegal or unauthorized purposes
Violating intellectual property rights of WireSizes.com or third parties
Misrepresenting qualifications or professional licensing status
Using calculators for life-critical applications without proper professional oversight
Service Limitations
Calculation Accuracy
While based on NEC 2023 standards, calculations may not account for all specific installation conditions or local code variations.
Mitigation: Always verify with local electrical codes and licensed professionals
Environmental Factors
Standard calculations may not fully account for extreme environmental conditions, altitude adjustments, or specialized applications.
Mitigation: Consult engineering professionals for specialized installations
Code Updates
Electrical codes are periodically updated. Platform updates may lag behind the latest code revisions.
Mitigation: Verify current code requirements with official NEC publications
Local Variations
Local electrical codes may have more restrictive requirements than NEC minimums.
Mitigation: Check with local Authority Having Jurisdiction (AHJ) for specific requirements
Complex Installations
Calculators address common scenarios but may not cover highly specialized or complex electrical installations.
Mitigation: Engage qualified electrical engineers for complex projects
Professional Disclaimer
CRITICAL NOTICE: All calculations provided by WireSizes.com are for reference and educational purposes only. These tools do not replace the need for professional electrical design, engineering review, or code compliance verification.
REQUIRED PROFESSIONAL VERIFICATION: All electrical work must be designed, reviewed, and approved by licensed electrical professionals in accordance with local electrical codes, regulations, and Authority Having Jurisdiction (AHJ) requirements.
USER ASSUMES FULL RESPONSIBILITY: Users assume complete responsibility for the application, verification, and implementation of any calculations or information obtained from this platform.
Intellectual Property Rights
Platform Content
- • Calculation algorithms and methodologies
- • User interface design and functionality
- • Educational content and documentation
- • Branding, logos, and visual elements
- • Database structures and data organization
Third-Party Rights
- • NEC standards owned by NFPA
- • UL standards and certifications
- • Industry association materials
- • Manufacturer specifications
- • Open source libraries and frameworks
Limitation of Liability
No Warranty
WireSizes.com is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties in relation to this website or the information and materials provided.
Limitation of Damages
Under no circumstances shall WireSizes.com be liable for any direct, indirect, special, incidental, or consequential damages, including but not limited to property damage, personal injury, business interruption, or loss of profits arising from use of our platform.
Professional Responsibility
Users acknowledge that electrical work carries inherent risks and that proper professional oversight, licensing, and code compliance are essential for safe installations.
Terms Updates
WireSizes.com reserves the right to revise these Terms of Service at any time. Updated terms will be posted on this page with the revision date clearly marked.
User Responsibility: It is your responsibility to check this page periodically for changes. Continued use of the platform after posting of changes constitutes acceptance of those changes.
Contact Information
Legal Questions
For questions about these Terms of Service, liability concerns, or legal compliance matters, please contact our legal department.
Contact Legal DepartmentTechnical Support
For technical issues, calculator questions, or platform support, our technical team is available to assist with platform-related inquiries.
Technical Support