Home > Silent Knight > Silent Knight SK-DUCT Addressable Photoelectric Duct Detector
Verified: May 26, 2026
Silent Knight SK-DUCT Addressable Photoelectric Duct Detector
~$209.54
The Silent Knight SK-DUCT is an addressable photoelectric duct detector used to sense smoke in HVAC ductwork and communicate with fire alarm control panels.
Key Specifications
- Compatibility: Silent Knight addressable fire alarm control panels
- Voltage: 24 VDC
- Type: Addressable Photoelectric Duct Detector
- Sensitivity: Adjustable
- Operating Temperature: 32°F to 120°F
- Alarm Contact Ratings: 2 A @ 30 VDC
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