VESDA VLF-500-00 Smoke & Duct Detector, UL 268

The VLF-500-00 is a single-criteria smoke and duct detector from Xtralis, part of the VESDA VLF range. It is certified to UL 268 for fire alarm systems and UL 268A for duct applications, with additional listing under ULC-S529 for Canadian compliance. The device carries UL Certificate of Compliance S5198, valid for both US and Canadian markets, and is specifically approved for smoke detectors in special applications in Canada.

Designed for open-area and in-duct smoke detection, the VLF-500-00-UL model supports integration with optional VESDAnet and multifunction control cards. Compatible accessories include the VSP-715 aspirator assembly and VSP-850 series in-line filters, enabling flexible deployment in HVAC ducts or ceiling spaces. Wiring details are referenced in the installation manual. The unit is engineered for reliable performance in diverse environmental conditions, maintaining sensitivity across varying airflow rates and particulate concentrations. Its construction facilitates straightforward maintenance access while helping to ensure long-term operational stability in critical fire safety applications. This model represents a key component within the broader VESDA aspirating smoke detection ecosystem, offering precise monitoring capabilities for both protected spaces and air handling systems.