Edwards Signaling SD-T8 SD Series SuperDuct 8" Air Sample Tube for Duct Smoke Detectors

Ensure reliable duct smoke monitoring with the Edwards Signaling SD-T8 SuperDuct 8-inch air sample tube. As a purpose-built detector accessory, the SD-T8 delivers compact, professional sampling for HVAC ducts and confined spaces where dependable surveillance is essential. Its PCB-mounted photoelectric sensor and on-board intelligence provide fast detection, while patented differential environmental compensation maintains accuracy across varying temperatures and airflow. The SD-T8 supports standard 16 V DC power and features an 8-inch sampling length suitable for most duct profiles, rated to operate between -4°F (-20°C) and 158°F (70°C). Installers benefit from a space-saving design and straightforward compatibility with Edwards SuperDuct conventional duct smoke detectors, which reduces installation time and system downtime. Ideal for fire alarm contractors, security integrators and facilities managers, this sampling tube enhances building security monitoring by minimizing nuisance alarms and boosting system responsiveness. Add the Edwards SD-T8 to your duct detection strategy to strengthen surveillance and fire safety — order now for faster integration and dependable performance.

• Compact 8-inch sampling tube designed for tight ductwork, enabling fast installs with minimal intrusion
• PCB-mounted photoelectric sensor with on-board intelligence for early, reliable smoke detection
• Patented differential environmental compensation to reduce false alarms from temperature and airflow changes
• Compatible with Edwards SuperDuct conventional detectors and runs on standard 16 V DC for seamless integration
• Improves duct surveillance and overall fire monitoring responsiveness for security and facility management teams