About UPSize.com

UPSize.com is your trusted resource for accurate UPS sizing and runtime calculations, helping homeowners, contractors, and professionals determine the correct UPS specifications for reliable power backup systems.

Founded by electrical engineers and power system experts with over 20 years of combined experience, our platform combines technical expertise with user-friendly tools to help you select the right UPS size for optimal performance and efficiency.

Our Mission

Our mission is to help users:

  • Accurately determine UPS sizes for various power backup applications
  • Optimize system efficiency through proper UPS sizing
  • Ensure reliable backup power with correctly sized equipment
  • Avoid common UPS sizing mistakes and power interruptions

Our Expertise

Our calculations and methodologies are based on:

  • Industry standards and guidelines for UPS sizing
  • Electrical engineering principles
  • Energy efficiency best practices
  • Power backup system requirements

Our UPS Calculator Categories

UPS Sizing

Comprehensive tools for determining the correct UPS size:

  • UPS size calculator (for different load requirements)
  • Runtime calculator (to determine how long your UPS can power connected devices)

Power Backup Systems

Professional tools for designing reliable power backup systems:

  • System load estimation tools
  • Battery bank sizing
  • Power system efficiency optimization

Contact Us

We value your feedback and are here to help. Reach out to us at:

[email protected]

Disclaimer

While we strive to provide accurate calculations and specifications, our tools should be used as guidance. For best results, we recommend:

  • Verifying all measurements and system requirements
  • Consulting with licensed professionals for final sizing decisions
  • Following local electrical codes and regulations
  • Confirming specifications with UPS manufacturers

UPSize.com is not responsible for individual sizing decisions or system performance. Results may vary based on factors including but not limited to system configuration, installation methods, and local conditions. Professional consultation is recommended for critical applications.