UL LLC

Northbrook, Illinois, United States

TCB — Tests & CertifiesActive Accreditation

UL LLC operates a large EMC and wireless testing laboratory at 333 Pfingsten Road in Northbrook, Illinois, designated as a National EMC Center of Excellence within UL Solutions' global network. The facility is an accredited FCC test lab and Telecommunication Certification Body (TCB), and also serves as an FDA ASCA-accredited testing laboratory (TL-88) for medical device basic safety and essential performance. It supports EMC, wireless, and RF testing for consumer, industrial, medical, appliance, and lighting products across multiple international schemes.

DesignationUS1291
CountryUnited States
CityNorthbrook
State / ProvinceIllinois
Websitewww.ul.com/resources/northbrook-il-emc-and-wireless-laboratory
Accreditation StatusActive

Capabilities

Standards Tested

FCC Part 15CISPREMC emissionsEMC immunityHarmonics and flickerWi-FiBluetoothZigbeeNFCCellular

Certifications Offered

FCCCE/REDKCC (Korea)VCCI (Japan)TCVN (Vietnam)SABS (South Africa)G-Mark (Gulf)

Industries Served

Consumer electronicsIndustrial electronicsMedical devicesAppliancesLighting

Facility

Semi-anechoic 5-meter chamber with 3-meter quiet zone, compact RF immunity chamber, plus additional line-level laboratory space

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: www.ul.com, www.ul.com, www.ul.com, complyops.ai, customer.a2la.org, www.fcc.gov, apps.fcc.gov

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