INDUSTRIES

Electric Utilities

Improve the safety and reliability of generation, transmission, and distribution systems and prepare for future demand with grid modernization and digital grid solutions.
As electric power systems around the world evolve in response to increasing demand and the integration of low-inertia renewable power sources, electric utilities need power grid solutions that ensure reliability and position them to adapt to future needs.At SEL, we share your mission of providing reliable electric power. Our company was founded with the invention of the world’s first digital protective relay, and we’ve been partners with the utility industry in inventing the future of electric power ever since. We have hardware- and software-based solutions that are ready to deploy. And we have the resources and expertise needed to customize—and even invent—power grid solutions that meet your requirements and the needs of your customers.

Prepare for the Future With Innovative, Customizable Solutions

For over 40 years, utilities around the world have trusted SEL to provide protection, control, and automation solutions that modernize their systems and improve reliability for their customers. These solutions are based on our next-generation software and the electronic devices we manufacture, which are designed to withstand harsh operating environments, enduring temperature ranges as wide as –40° to +85°C (–40° to +185°F) and exceeding industry standards for resistance to conditions such as humidity, corrosion, shock, electric stress, and electromagnetic interference.Explore our key offerings:Data from decades of field performance verify that SEL devices minimize the need for repairs and replacements, making your systems more reliable and lowering the lifetime cost of ownership.
Customer Highlight

Distribution Modernization in Kentucky

Facing increasing energy demands, growing grid complexities, and limited SCADA connectivity, Louisville Gas and Electric Company (LG&E) and Kentucky Utilities Company (KU) partnered with SEL to modernize hundreds of substations and implement advanced automation capabilities. 
“Almost everything we’re doing involves Schweitzer products. That gave us some comfort, that we’re having people from the same company help us design and build.”
Tony DurbinLG&E
In the end, LG&E and KU targeted 495 distribution feeders and 460 circuit breakers through the substation modernization project, replacing over 3,800 electromechanical relays and increasing rural SCADA coverage to reach 74 percent of their customers.

Discover the SEL Difference

Ten-Year WarrantySEL backs every product with a worldwide, ten-year warranty. If a product fails under warranty, we’ll repair or replace it at no cost.
The SEL warranty 
Custom-Engineered SolutionsSEL solutions solve engineering challenges in industries around the globe. SEL Services can further customize, design, and deliver systems that provide the precise functionality you need.
Learn more about our services and custom solutions 
Local Support, Global ExpertiseTechnical support is available at no cost for the entire service life of every SEL product. With application engineers located around the world, we can provide expert support no matter where you are.
SEL quality, reliability, and ongoing support 
World-Class ManufacturingWe design and manufacture our devices in factories we own and operate in the U.S.A. We prioritize vertical integration and supply chain security to ensure the quality, reliability, and availability of our products, because we realize how our supply chain affects yours.
Securing the supply chain 
Short Lead TimesOthers measure lead time in weeks. SEL measures it in days. We keep lead times down with a robust manufacturing infrastructure, streamlined processes, supply chain risk management, and strategic vertical integration.
Products that ship within ten days 

Request a Consultation

Whether it’s finding the right devices to protect, automate, or optimize your systems or designing a customized turnkey solution, we will work with you to find the best way to achieve your operational goals.