Power Quality International is uniquely qualified to assist facility owners, managers, and engineering professionals with optimizing their power systems to improve efficiency and reduce power system related failures. We've been providing these engineered solutions for more than 40 years.

The PQI Advantage

“Our products and solutions provide peace of mind, every time.”

We deliver for you:

  • Lower cost of ownership
  • Improved power quality
  • Ease of implementation

We do this by:

  • Utilizing proven, high-quality products
  • Leveraging our 40+ years of real-world experience
  • Applying our engineering expertise to assist you every step of the way
Learn more about what makes us different.

New Here?

Whether you are looking for energy efficiency ideas, experiencing equipment failures, or simply curious about power quality, PQI is here to help. We are a manufacturer, but we are also a technical and educational resource for engineers around the world. Please browse through our website or give us a call to get started.

Learn more about the harmonics problem.