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
Auditability
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Schweitzer Engineering Laboratories, Inc.
Security devices collect critical event information to simplify audit reporting.
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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
Distribution Automation
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Schweitzer Engineering Laboratories, Inc.
Scalable and modular distribution automation solutions help increase system operational efficiency and reduce operating costs.
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Product
Distributed Generation
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Schweitzer Engineering Laboratories, Inc.
SEL solutions provide protection, communications, control, and metering equipment ideally suited for renewable energy and distributed power generation.
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Product
Distribution Control
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Schweitzer Engineering Laboratories, Inc.
SEL solutions improve distribution system reliability and efficiency with intelligent protection, monitoring, and control devices.
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Product
Substation Automation
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Schweitzer Engineering Laboratories, Inc.
Enable high-performance control and monitoring schemes. Protection applications include directional element-based bus protection and replacement of tone-channel equipment for communications-assisted blocking, unblocking, permissive, and transfer trip schemes.
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Product
RTD Module
SEL-2600
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Schweitzer Engineering Laboratories, Inc.
Measure and transmit data from up to 12 RTDs and a single contact status located in transformers, breakers, motors, generators, or other system apparatus.
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Product
Power Quality and Revenue Meter
SEL-735
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Schweitzer Engineering Laboratories, Inc.
The SEL-735 Power Quality and Revenue Meter passes accuracy requirements three times more stringent as the ANSI C12.20 Accuracy Class 0.2 standard. Advanced load profile trending, compatible with Itron® MV-90, DNP3, and Modbus protocols, ensures integration with practically any billing system. In addition to a full set of revenue metering features, advanced power quality monitoring will report costly system disturbances.
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Product
Security Gateways
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Schweitzer Engineering Laboratories, Inc.
Security gateways combine cybersecurity capabilities to create secure access paths through security perimeters.
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Product
Single-Mode Fiber-Optic Transceivers
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Schweitzer Engineering Laboratories, Inc.
Single-mode fiber-optic transceivers convert EIA-232 serial ports to single-mode fiber-optic ports.
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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.
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Product
Current Differential and Overcurrent Relay
SEL-387
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Schweitzer Engineering Laboratories, Inc.
Protect and control any two-, three-, or four-winding power transformer with the SEL-387, which provides thermal and through-fault monitoring, and with SELogic Control Equations, can detect breaker failure.
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Product
Configuration Software
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Schweitzer Engineering Laboratories, Inc.
Optimize the configuration and management of device and system settings with SEL configuration software.
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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
Overhead Fault Location
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Schweitzer Engineering Laboratories, Inc.
Overhead faulted circuit indicators include easy-to-spot displays to help direct line crews to the faulted line sections—enabling faster restoration of power and improved customer uptime.















