Schweitzer Engineering Laboratories, Inc.

Pullman, Washington, United States

Active Accreditation

In-house EMC and product safety test laboratory operated by Schweitzer Engineering Laboratories (SEL), a manufacturer of protective relays and substation automation equipment for electric power systems based in Pullman, Washington. Accredited by A2LA under ISO/IEC 17025:2017 (certificates 3354.01 for electrical testing and 3354.02 for mechanical testing) with scope covering IEC 61000-4 immunity tests and CISPR emissions on protective relays and substation equipment. The lab is classified by A2LA as Not Commercially Available (C3), meaning it supports SEL's own product compliance program rather than offering third-party testing services.

DesignationUS1161
CountryUnited States
CityPullman
State / ProvinceWashington
Websiteselinc.com
Accreditation StatusActive

Capabilities

Standards Tested

IEC 61000-4-2IEC 61000-4-3IEC 61000-4-4IEC 61000-4-5IEC 61000-4-6IEC 61000-4-8IEC 61000-4-9IEC 61000-4-10IEC 61000-4-11IEC 61000-4-12IEC 61000-4-16IEC 61000-4-17IEC 61000-4-18IEC 61000-4-29IEC 61000-3-2IEC 61000-3-3CISPR 11CISPR 22CISPR 32

Industries Served

Electric power systemsProtective relaysSubstation automation

Facility

In-house EMC and product safety test laboratory

Capabilities sourced from lab websites, A2LA scope documents, and public accreditation records as of April 22, 2026. Contact the lab directly to confirm current scope and availability.

Data verified from: selinc.com, customer.a2la.org, builtin.com, fccid.io, en.wikipedia.org

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