ULC

Underwriters Laboratories of Canada

Canadian certification body for fire protection, security systems, and electrical products

Intrusion AlarmsFire SystemsAccess ControlCCTV

Overview

ULC is Canada's primary product safety certification body. Key standards include ULC S301 (Central Station Burglar Alarm Systems), ULC S303 (Local Burglar Alarm Units), ULC S304 (Signal Receiving Centre and Premise Burglar Alarm Control), ULC S319 (Electronic Access Control Systems), and ULC S326 (Audible Signal Devices). These standards define minimum requirements for security equipment used in Canadian installations and are referenced in provincial building codes and insurance requirements.

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