Fire-Lite SD355 Fire Alarm Head

The Fire-Lite SD355 Fire Alarm Head is engineered to provide reliable and responsive fire detection for commercial and industrial settings. Designed with precision, it ensures quick activation and clear signaling to enhance safety protocols.

• The unit features a sensitivity rating of 3.5%/ft obscuration, enabling accurate smoke detection in early fire stages.
• Equipped with a 24 VDC operating voltage range, it integrates smoothly with standard fire alarm control panels.
• Its compact design measures just 2.5 inches in diameter, allowing for unobtrusive ceiling installation.
• Includes a built-in test feature for easy maintenance checks without requiring disassembly.
• Certified to UL 268 standards, ensuring compliance with industry safety and performance requirements.

Compared to earlier models, the SD355 offers enhanced sensitivity adjustments and faster response times, aligning with current fire safety standards. Its design improvements reduce false alarms while maintaining high detection accuracy, making it a dependable choice over competing devices.

Advanced Features and Performance Benefits

The Fire-Lite SD355 incorporates a photoelectric sensor that excels in detecting slow smoldering fires common in office and residential environments. This technology ensures early warning, giving occupants valuable time to react. Its low-profile housing minimizes visual disruption without compromising durability.

Integration with 24 VDC systems offers versatile connectivity, supporting both new installations and upgrades. The built-in test mechanism simplifies routine inspections, reducing downtime and maintenance costs. Additionally, UL 268 certification guarantees that the SD355 meets rigorous quality and safety benchmarks expected by fire professionals.