Schweitzer Engineering Laboratories,Inc.
シュヴァイツァー・エンジニアリング・ラボラトリーズ株式会社Alias
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Basic information
- Head office
- Pullman, Washington
- Chief executive
- Employees (non-consolidated)
- Employees (consolidated)
- Start date
- 1984-01-01
- End date
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Websites
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Business
digital products and systems that protect, automate, and control critical infrastructurepower system protectiontransmission line protection with fault locatingintegrated solutions for electric power systemsProtective RelaysTime-Domain ProtectionGenerator ProtectionTransformer ProtectionBusbar ProtectionLine ProtectionFeeder ProtectionRecloser ControlsCapacitor Bank ProtectionMotor ProtectionDigital Secondary SystemsBay ControlsArc-Flash DetectionDowned-Conductor DetectionConfiguration and Visualization SoftwareControlsVoltage Regulator ControlsCapacitor Bank ControlsTransformer ControlsAutomation ControllersAutomation and Control SoftwareConvertersPower Supplies and ModulesAuxiliary DevicesTesting ToolsProtection and ControlSCADA and HMIDistribution AutomationMetering and Demand ManagementCompliance ServicesFalling Conductor MitigationMicrogrids and Power ManagementMicrogrid Control SystemsIndustrial Power ManagementRemedial Action SchemesMobile MicrogridsTransmission, Distribution, and Substation EngineeringSubstation EngineeringProject and Program ManagementSubstation SolutionsCyber ServicesAssessments, Governance, and ComplianceSecurity Resilience and DesignMonitoring and DetectionLife Cycle SupportSystem Modeling and StudiesPanels and EnclosuresField ServicesGovernment ServicesMarine Power SystemsResearch and DevelopmentResearch and Testing FacilitiesIntegrator Services and ProcurementEducationSales RepresentativesTechnical SupportView All Support ContactsBusiness JobsVeteran JobsInternshipsEngineer Rotation Program
power system protectiontransmission line protection with fault locatingintegrated solutions for electric power systemsProtective RelaysTime-Domain ProtectionGenerator ProtectionTransformer ProtectionBusbar ProtectionLine ProtectionFeeder ProtectionRecloser ControlsCapacitor Bank ProtectionMotor ProtectionDigital Secondary SystemsBay ControlsArc-Flash DetectionDowned-Conductor DetectionConfiguration and Visualization SoftwareControlsVoltage Regulator ControlsCapacitor Bank ControlsTransformer ControlsAutomation ControllersAutomation and Control SoftwareConvertersPower Supplies and ModulesAuxiliary DevicesTesting ToolsProtection and ControlSCADA and HMIDistribution AutomationMetering and Demand ManagementCompliance ServicesFalling Conductor MitigationMicrogrids and Power ManagementMicrogrid Control SystemsIndustrial Power ManagementRemedial Action SchemesMobile MicrogridsTransmission, Distribution, and Substation EngineeringSubstation EngineeringProject and Program ManagementSubstation SolutionsCyber ServicesAssessments, Governance, and ComplianceSecurity Resilience and DesignMonitoring and DetectionLife Cycle SupportSystem Modeling and StudiesPanels and EnclosuresField ServicesGovernment ServicesMarine Power SystemsResearch and DevelopmentResearch and Testing FacilitiesIntegrator Services and ProcurementEducationSales RepresentativesTechnical SupportView All Support ContactsBusiness JobsVeteran JobsInternshipsEngineer Rotation Program
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Related companies
| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
|---|---|---|---|---|---|---|---|---|
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AEP Ohio
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Duke Energy Corporation
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Montclair State University (MSU)
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Vietnam Electricity
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Names without a link are companies not yet registered in OpenBizGraph
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Network
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History
In 1982, Edmund O. Schweitzer, III, invented the first microprocessor-based digital protective relay. The SEL-21 was the culmination of research done for Schweitzer’s doctoral thesis, and it ushered in a new era of power system protection and went on to revolutionize the electric power industry.
History
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News
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Sources & updates
DOMAINOwn domain：Yes
UPDATED2026-11-10 09:00 · Model: gpt-oss-20b(16)