The Silent Knight SD505-DTS-K Duct Detector Test Switch Remote LED Module is a precision-engineered component designed to enhance the monitoring and diagnostic capabilities of commercial fire alarm and HVAC smoke detection systems. Engineered for compatibility with Silent Knight addressable fire alarm panels, this module provides critical remote testing and visual status indication for duct smoke detectors installed in air handling units, ventilation systems, and critical environmental control infrastructure.
Specifically tailored for facilities requiring comprehensive fire detection monitoring, the SD505-DTS-K enables technicians to remotely verify duct detector functionality without direct physical access to the detector. Its integrated LED indicator provides immediate visual feedback on test status, alarm conditions, and system integrity, supporting rapid diagnostic response in complex commercial and industrial environments.
Ideal for installation in high-performance commercial settings such as office complexes, healthcare facilities, data centers, and manufacturing spaces, this module ensures continuous monitoring of HVAC smoke detection systems while maintaining compliance with rigorous fire safety standards and building code requirements.
Key Features
- Compatible with Silent Knight addressable fire alarm control panels and duct detector systems
- Remote test switch functionality enables efficient diagnostic procedures without direct detector access
- Integrated LED indicator provides immediate visual status reporting for system condition
- Designed for compliance with NFPA 72 fire alarm and signaling code requirements
- Robust construction supports reliable performance in demanding environmental conditions
- Direct mounting capability for simplified installation in commercial fire alarm infrastructure
Technical Specifications
- Agency Listings: UL 268, UL 464, NFPA 72 compliant
- Operating Temperature Range: 32°F to 120°F (0°C to 49°C)
- Humidity Tolerance: 10-93% non-condensing
- Mounting: Surface or flush mount configurations
Professional fire alarm technicians and facilities managers will appreciate the SD505-DTS-K’s engineered design, which supports streamlined maintenance protocols and ensures comprehensive smoke detection system performance across complex commercial installations.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 0.5 lbs |
|---|---|
| Dimensions | 4 × 6 × 4 in |
| Condition | New |
| Manufacturers | Silent Knight |
| Part Type | Duct Detector |






