Bringing science to transformer risk management

Generation, transmission and distribution utilities, as well as leading industrial operations around the world, rely on Delta-X Research to provide accurate and timely insights into the health of their high-value assets. We provide advanced diagnostic software to assess and track the health of high-voltage electrical apparatus. Our solutions provide accurate and timely insights into equipment like power transformers, so our customers can increase reliability, optimize maintenance and maximize ROI, helping them to confidently safeguard assets and manage risk in an imperfect world.

The Delta-X Research Difference

We are committed to helping the electric power industry improve the reliability and optimize the investment in high-voltage apparatus by:

  • Investing in research to provide a sound scientific basis for interpreting test data for high-voltage apparatus.
  • Applying our research to create the most effective diagnostic and condition assessment tools of their kind.
  • Making significant contributions to the IEEE and other international standards for electrical equipment condition assessment by sharing our research results for general industry use.
  • Providing open, secure and independent solutions so you and your enterprise systems have unfettered access to leverage your data 24/7.

Transformer Oil Analyst™ (TOA) is the market leader for managing and interpreting insulating fluid test data for high-voltage apparatus. TOA has been used by utilities and heavy industry for over 20 years, and over half of the largest utilities in the USA are TOA4 Online subscribers.

Upcoming Events

International Conference of Doble Clients

April 7 - 12
Boston Massachusetts


Visit us in Booth #621

Latest News

Reliability-based DGA

TOA4 users will have access to an innovative new method called Reliability-based Dissolved Gas Analysis, the most correct interpretation of DGA available today. It applies an advanced statistical model based on real-world DGA results and associated failures to correctly detect and assess abnormalities in your transformers. It helps you manage risk by making more informed decisions with confidence about the maintenance, refurbishment and replacement of your high-value assets. Learn more...

Delta-X Research Named 2019 Company of the Year for Asset Management Solution Providers.

Delta-X Research has been named the number one Asset Management Solution Provider of 2019 by Utilities Tech Outlook Magazine. This Company of the Year award is part of the Magazine’s annual compilation of the Top 10 Asset Management Solution Providers. Learn more...