SEL is a recognized world leader in electrical protection, communications, monitoring, cybersecurity, automation, and control solutions for mission-critical utility and industrial applications.
SEL strives to exceed customer expectations in all aspects of product and service design, manufacture, and delivery. Our robust design practices build quality into our products from the moment they are conceived. We select the best components, design for simplicity and wide-operating margin, and perform qualification tests to meet or exceed national and international performance standards.
SEL’s Quality Management System is certified to the International Organization for Standardization (ISO) 9001:2008 American National Standard for Quality Management Systems. This certification provides evidence that our critical design, manufacturing, and business processes meet the exacting requirements of this internationally recognized ISO program.
SEL uses state-of-the-art equipment and controlled processes to build to the highest workmanship standards and to train assembers, inspectors, and test technicians in manufacturing electronics and technology. Through formal testing, employees recertify regularly, based on SEL process requirements and industry standards.