As a manufacturer for critical infrastructure, SEL understands that uptime is paramount. For many manufacturing plants, process interruptions directly impact output.Manufacturers need rugged electronic devices and systems that are purpose-built to deliver continuous availability and keep critical processes running—devices that also enable industrial automation, improve production efficiency, and protect their plant’s electrical infrastructure. Your vendor should also have the expertise to help you implement these devices in manufacturing solutions that optimize your energy usage, integrate onsite generation sources, secure your communications, and maximize productivity.SEL solutions are modular and scalable, so you can start by targeting an immediate need—for instance, protecting electric motors or implementing arc-flash mitigation for personnel safety—and easily add more components to your system as needs arise.
Maximize Process Uptime and Efficiency
For over 40 years, industries around the world have trusted SEL solutions to keep their critical systems and processes running. These solutions are built on the capabilities of our devices, which are manufactured in the United States, endure temperature ranges as wide as –40° to +85°C (–40° to +185°F), and exceed industry standards for resistance to harsh operating conditions, such as humidity, corrosion, shock, electric stress, and electromagnetic interference.Explore our key offerings:
- Rugged industrial computers and powerful programmable logic controllers for process control, automation, data collection, and more. Fanless designs provide a service life that is measured in decades.
- Remote site-monitoring solutions that allow you to visualize your system and track performance from any location.
- Protective relays that provide advanced, comprehensive protection, including arc-flash mitigation, for motors, generators, electrical feeders, and switchgear.
- Cybersecure networking solutions and rugged network switches that are purpose-designed for operational technology (OT) applications, such as plant operations and process control.
- Advanced revenue meters and power quality monitors that help optimize power usage and provide insight into the health of your electric power system.
- Power management and control solutions that automatically balance generation and load to keep critical processes running, manage onsite generation and utility power, and provide seamless islanding and resynchronization to keep your plant running if grid power is interrupted.
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