고급 검색

Security and signaling

UL is the leading third-party certification agency for security and signaling products and systems. A UL certification provides the quickest and surest route to product acceptance by regulatory authorities, insurers, law enforcement organizations, government, retailers and consumers.

Get started

Access industry-specific information below to learn more about:

• The UL advantage
• UL's complete service offering
• How to order UL Standards for Safety
• How to request a quote for product submittal
• Calendar of events
• Effective dates for file reviews
• Dedicated security and signaling Marks

Fire and life safety

UL experts evaluate alarm signals, gas detectors, fire detectors, fire alarm controls, hospital signaling equipment and other fire and life safety products to applicable requirements.  Learn more.

Electronic and physical security

UL has comprehensive compliance solutions for access control, burglar alarm controls, intrusion sensors, ballistics and locks and other electronic and physical security products.  Learn more.

Certificate services

UL's alarm system certification programs provide regulators and insurers with a convenient, reliable way to identify code compliant fire alarms and security systems.  Learn more.

Science of safety webinars

UL is offering a bi-weekly webinar series for fire safety professionals across North America that will offer valuable information related to smoke alarms and provide the fire safety community an open forum for questions and discussion.  Learn more.