Schweitzer Engineering Laboratories, Inc.
Is a manufacturer of digital products and systems for the protection, monitoring, control, and automation of electric power systems, including a factory for printed circuit boards that are crucial components for their products. The company designs and builds these systems, which are used in critical infrastructure.
- 509.332.1890
- 509.332.7990
- info@selinc.com
- 2350 NE Hopkins Court
Pullman, WA 99163
United States of America
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Product
Layered Cybersecurity
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Schweitzer Engineering Laboratories, Inc.
Networks are protected with multiple layers of cybersecurity, including securing access and permissions, detecting malware, encrypting data, and logging events.
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Product
Local-Area Networks
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Schweitzer Engineering Laboratories, Inc.
LAN products support the interconnection of devices in one location to exchange data
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Product
Network Management System (NMS)
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Schweitzer Engineering Laboratories, Inc.
An NMS is a software application (or set of applications) that provisions, monitors, and maintains communications networks.
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Product
Teleprotection
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Schweitzer Engineering Laboratories, Inc.
Teleprotection systems monitor and protect transmission lines using communications-assisted coordination between relays.
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Product
Downed Conductor Detection
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Schweitzer Engineering Laboratories, Inc.
Downed conductor detection technologies detect many high-impedance faults on a distribution system, improving safety as well as mitigating wildfire risk.
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Product
Current Differential Relay
SEL-587
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Schweitzer Engineering Laboratories, Inc.
The SEL-587 Current Differential/Overcurrent Relay provides protection for any two-input apparatus, such as transformers, motors, generators, and reactors. Apply it for differential and overcurrent protection and use event reports for quick post-event analysis.
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Product
Integration
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Schweitzer Engineering Laboratories, Inc.
Integrate protective relay and metering information into SCADA and plant control systems through secure networking and automation devices.
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Product
Situational Awareness
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Schweitzer Engineering Laboratories, Inc.
Increase grid insight and safety with wide-area situational awareness, real-time visualization, intelligent analytics/notifications, and renewable energy monitoring.
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Product
Power Management
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Schweitzer Engineering Laboratories, Inc.
Power management solutions maintain grid stability while offering flexibility that reduces operating expenses and meets ever-changing system demands. SEL systems include comprehensive generation and load management with relays, logic, and control systems.
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Product
Distribution Protection
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Schweitzer Engineering Laboratories, Inc.
SEL distribution protection solutions provide complete primary and backup protection from all types of faults. Using these devices helps you avoid expensive equipment damage and failure while maintaining system performance and increasing availability.
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Product
Multimode Fiber-Optic Transceivers
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Schweitzer Engineering Laboratories, Inc.
Multimode fiber-optic transceivers convert EIA-232 or EIA-485 serial ports to multimode fiber-optic ports.
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Product
Bay Control
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Schweitzer Engineering Laboratories, Inc.
Integrated bay control systems combine complete bay control with high-speed breaker protection, allowing you to deploy a full substation protection, control, and monitoring solution that is flexible for your application.
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Product
Installation Support
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Schweitzer Engineering Laboratories, Inc.
Completing a substation, panel, or a control house requires more than relays. SEL provides contact arc suppressors, linear power supplies, displays, selector switches, panel-mount hardware, bezels, dust covers, cables, and other accessories essential for a successful power system project.
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Product
Operational Technology (OT) Networking
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Schweitzer Engineering Laboratories, Inc.
OT networking solutions provide communications with the performance, cybersecurity, and ruggedness required for demanding operational applications.
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Product
Distribution Operations
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Schweitzer Engineering Laboratories, Inc.
SEL provides tools that work with protection and control relays to improve your system’s visualization and dynamic response—while still maintaining performance, situational awareness, and efficiency.















