The comprehensive protection capabilities of SEL relays lay the foundation for a safer, more reliable distribution system.
SEL feeder protection solutions are ideal for:
Feeder protection, automation, and control in one package.
Complete substation bay control and high-speed breaker protection in one powerful, economical device.
Comprehensive feeder and overcurrent protection—perfect for distribution feeder applications.
Feeder protection, monitoring, and control for utility and industrial applications in a compact device.
Choose from a variety of fully tested and validated protection modules, and we’ll assemble and configure the panel. Deploy a complete solution quickly, with guaranteed functionality and predesigned and validated settings.
Let us partner with you to create an SEL solution for your system. From engineering studies and system design through commissioning and training, SEL engineers bring inventiveness and a deep understanding of the fundamental principles of electric power systems to every project.
No matter how complex or sophisticated the system, we can help you protect, simplify, and control it.
SEL products are designed and manufactured for the world’s most challenging environments, exceeding all industry standards for temperature, shock, and electric stress. An optional conformal coating for circuit boards adds an extra level of protection against contaminants in extreme environments.
Every SEL product comes with a ten-year warranty—the best in the industry. If any product fails under warranty, we’ll repair or replace it for free.
We’re happy to answer all your questions and help develop the best solution for your needs.
SEL support teams are stationed in regional offices around the world and staffed with application engineers who are experts in our products and in power system applications.
Technical support for SEL-manufactured devices is always free. No matter how often you need to call or how long your SEL products have been in service, you’ll reach an SEL expert who can provide the service and support you need.
Our cybersecurity team is always ready with the information and resources needed to keep your OT networks and critical systems secure and working effectively. Cyber services support contracts can include incident response, audits, system hardening, and more, depending on your anticipated needs.